fixed BC issue

fix sign error
fixed invertibility bug
2024-04-14 14:59:23 -04:00 · 2024-04-12 08:12:42 -04:00 · 2024-04-11 22:28:15 -04:00 · 2024-04-11 18:56:53 -04:00 · 2024-04-11 18:05:56 -04:00 · 2024-04-11 17:37:39 -04:00
1053 changed files with 16968 additions and 4467 deletions
@@ -43,7 +43,7 @@ jobs:
          remove-docker-images: 'true'

      - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4

      # It's easier to reference named variables than indexes of the matrix
      - name: Set Environment
@@ -65,7 +65,7 @@ jobs:

      - name: GHCR Login
        if: (github.event_name != 'pull_request')
-        uses: docker/login-action@v2
+        uses: docker/login-action@v3
        with:
          registry: ghcr.io
          username: ${{ github.actor }}
@@ -1,4 +1,4 @@
-# Copyright (c) 2010-2023, Lawrence Livermore National Security, LLC. Produced
+# Copyright (c) 2010-2024, Lawrence Livermore National Security, LLC. Produced
 # at the Lawrence Livermore National Laboratory. All Rights reserved. See files
 # LICENSE and NOTICE for details. LLNL-CODE-806117.
 #
@@ -104,7 +104,7 @@ jobs:
      # This external action allows to interrupt a workflow already running on
      # the same branch to save resources.
      - name: Cancel Previous Runs
-        uses: styfle/cancel-workflow-action@0.11.0
+        uses: styfle/cancel-workflow-action@0.12.1
        with:
          access_token: ${{ github.token }}

@@ -120,7 +120,7 @@ jobs:
      # /home/runner/work/mfem/mfem/mfem
      # Note: Done now to access "install-hypre" and "install-metis" actions.
      - name: checkout mfem
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
        with:
          path: ${{ env.MFEM_TOP_DIR }}
          # Fetch the complete history for codecov to access commits ID
@@ -166,7 +166,7 @@ jobs:
      - name: cache hypre
        id: hypre-cache
        if: matrix.mpi == 'par'
-        uses: actions/cache@v3
+        uses: actions/cache@v4
        with:
          path: ${{ env.HYPRE_TOP_DIR }}
          key: ${{ runner.os }}-build-${{ env.HYPRE_TOP_DIR }}-${{ matrix.hypre-target }}-v2.2
@@ -194,7 +194,7 @@ jobs:
      - name: cache metis
        id: metis-cache
        if: matrix.mpi == 'par' && matrix.os != 'windows-latest'
-        uses: actions/cache@v3
+        uses: actions/cache@v4
        with:
          path: ${{ env.METIS_TOP_DIR }}
          key: ${{ runner.os }}-build-${{ env.METIS_TOP_DIR }}-v2.2
@@ -209,7 +209,7 @@ jobs:
      - name: cache vcpkg (Windows)
        id: vcpkg-cache
        if: matrix.os == 'windows-latest'
-        uses: actions/cache@v3
+        uses: actions/cache@v4
        with:
          path: vcpkg_cache
          key: ${{ runner.os }}-${{ matrix.mpi }}-vcpkg-v1
@@ -36,7 +36,7 @@ jobs:

    steps:
      - name: Checkout repository
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4

      # Initializes the CodeQL tools for scanning.
      - name: Initialize CodeQL
@@ -1,4 +1,4 @@
-# Copyright (c) 2010-2023, Lawrence Livermore National Security, LLC. Produced
+# Copyright (c) 2010-2024, Lawrence Livermore National Security, LLC. Produced
 # at the Lawrence Livermore National Laboratory. All Rights reserved. See files
 # LICENSE and NOTICE for details. LLNL-CODE-806117.
 #
@@ -35,12 +35,12 @@ jobs:

    steps:
      - name: Cancel Previous Runs
-        uses: styfle/cancel-workflow-action@0.11.0
+        uses: styfle/cancel-workflow-action@0.12.1
        with:
          access_token: ${{ github.token }}

      - name: checkout MFEM
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
        with:
          path: mfem

@@ -50,7 +50,7 @@ jobs:

      - name: Cache Hypre Install
        id: hypre-cache
-        uses: actions/cache@v3
+        uses: actions/cache@v4
        with:
          path: ${{ env.HYPRE_TOP_DIR }}
          key: ${{ runner.os }}-build-${{ env.HYPRE_TOP_DIR }}-v2.2
@@ -65,7 +65,7 @@ jobs:

      - name: Cache Metis Install
        id: metis-cache
-        uses: actions/cache@v3
+        uses: actions/cache@v4
        with:
          path: ${{ env.METIS_TOP_DIR }}
          key: ${{ runner.os }}-build-${{ env.METIS_TOP_DIR }}-v2.2
@@ -1,4 +1,4 @@
-# Copyright (c) 2010-2023, Lawrence Livermore National Security, LLC. Produced
+# Copyright (c) 2010-2024, Lawrence Livermore National Security, LLC. Produced
 # at the Lawrence Livermore National Laboratory. All Rights reserved. See files
 # LICENSE and NOTICE for details. LLNL-CODE-806117.
 #
@@ -27,13 +27,19 @@ jobs:
    runs-on: ubuntu-latest

    steps:
+      - name: Temporary workaround for sanitizer crashes
+        # See https://github.com/actions/runner-images/issues/9491
+        # The issue should be fixed in the next runner image for Ubuntu 22.04,
+        # see https://github.com/actions/runner-images/pull/9513
+        run: sudo sysctl vm.mmap_rnd_bits=28
+
      - name: Cancel Previous Runs
-        uses: styfle/cancel-workflow-action@0.11.0
+        uses: styfle/cancel-workflow-action@0.12.1
        with:
          access_token: ${{ github.token }}

      - name: MFEM Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
        with:
          path: mfem

@@ -1,4 +1,4 @@
-# Copyright (c) 2010-2023, Lawrence Livermore National Security, LLC. Produced
+# Copyright (c) 2010-2024, Lawrence Livermore National Security, LLC. Produced
 # at the Lawrence Livermore National Laboratory. All Rights reserved. See files
 # LICENSE and NOTICE for details. LLNL-CODE-806117.
 #
@@ -34,12 +34,12 @@ jobs:
       github.event.pull_request.head.repo.full_name != github.repository)
    steps:
      - name: Cancel Previous Runs
-        uses: styfle/cancel-workflow-action@0.11.0
+        uses: styfle/cancel-workflow-action@0.12.1
        with:
          access_token: ${{ github.token }}

      - name: checkout mfem
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4

      - name: copyright check
        id: copyright
@@ -60,11 +60,18 @@ jobs:
          ./config/githooks/pre-push --release
        continue-on-error: true

+      - name: math check
+        id: math
+        run: |
+          ./config/githooks/pre-push --math
+        continue-on-error: true
+
      - name: wrap-up
        if: |
          steps.copyright.outcome != 'success' ||
          steps.license.outcome != 'success' ||
-          steps.release.outcome != 'success'
+          steps.release.outcome != 'success' ||
+          steps.math.outcome != 'success'
        run: |
          if [[ "${{ steps.copyright.outcome }}" != "success" ]]; then
            echo "copyright check failed, unroll log for details"
@@ -75,6 +82,9 @@ jobs:
          if [[ "${{ steps.release.outcome }}" != "success" ]]; then
            echo "release check failed, unroll log for details"
          fi
+          if [[ "${{ steps.math.outcome }}" != "success" ]]; then
+            echo "math check failed, unroll log for details"
+          fi
          exit 1

  code-style:
@@ -84,7 +94,7 @@ jobs:
       github.event.pull_request.head.repo.full_name != github.repository)
    steps:
      - name: checkout mfem
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4

      - name: get astyle
        run: |
@@ -101,7 +111,7 @@ jobs:
       github.event.pull_request.head.repo.full_name != github.repository)
    steps:
      - name: checkout mfem
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4

      - name: get doxygen and graphviz
        run: |
@@ -126,7 +136,7 @@ jobs:
    runs-on: ubuntu-latest
    steps:
      - name: checkout mfem
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
        with:
          fetch-depth: 0

@@ -91,10 +91,6 @@ examples/ex16.mesh
 examples/ex16-mesh.*
 examples/ex16-init.*
 examples/ex16-final.*
-examples/vortex-mesh.*
-examples/vortex.mesh
-examples/vortex-?-init.*
-examples/vortex-?-final.*
 examples/deformation.*
 examples/pressure.*
 examples/ex20.dat
@@ -120,6 +116,8 @@ examples/cond_mesh.*
 examples/port_mesh.*
 examples/port_mode.*

+examples/euler-*
+
 examples/amgx/ex1
 examples/amgx/ex1p
 examples/amgx/.logamgx
@@ -354,6 +352,8 @@ miniapps/parelag/MultilevelHcurlHdivSolver
 miniapps/parelag/*.mesh

 miniapps/multidomain/multidomain
+miniapps/multidomain/multidomain_nd
+miniapps/multidomain/multidomain_rt
 miniapps/hooke/hooke

 miniapps/dpg/diffusion
@@ -1,4 +1,4 @@
-# Copyright (c) 2010-2023, Lawrence Livermore National Security, LLC. Produced
+# Copyright (c) 2010-2024, Lawrence Livermore National Security, LLC. Produced
 # at the Lawrence Livermore National Laboratory. All Rights reserved. See files
 # LICENSE and NOTICE for details. LLNL-CODE-806117.
 #
@@ -1,4 +1,4 @@
-# Copyright (c) 2010-2023, Lawrence Livermore National Security, LLC. Produced
+# Copyright (c) 2010-2024, Lawrence Livermore National Security, LLC. Produced
 # at the Lawrence Livermore National Laboratory. All Rights reserved. See files
 # LICENSE and NOTICE for details. LLNL-CODE-806117.
 #
@@ -1,4 +1,4 @@
-# Copyright (c) 2010-2023, Lawrence Livermore National Security, LLC. Produced
+# Copyright (c) 2010-2024, Lawrence Livermore National Security, LLC. Produced
 # at the Lawrence Livermore National Laboratory. All Rights reserved. See files
 # LICENSE and NOTICE for details. LLNL-CODE-806117.
 #
@@ -1,4 +1,4 @@
-# Copyright (c) 2010-2023, Lawrence Livermore National Security, LLC. Produced
+# Copyright (c) 2010-2024, Lawrence Livermore National Security, LLC. Produced
 # at the Lawrence Livermore National Laboratory. All Rights reserved. See files
 # LICENSE and NOTICE for details. LLNL-CODE-806117.
 #
@@ -1,4 +1,4 @@
-# Copyright (c) 2010-2023, Lawrence Livermore National Security, LLC. Produced
+# Copyright (c) 2010-2024, Lawrence Livermore National Security, LLC. Produced
 # at the Lawrence Livermore National Laboratory. All Rights reserved. See files
 # LICENSE and NOTICE for details. LLNL-CODE-806117.
 #
@@ -1,4 +1,4 @@
-# Copyright (c) 2010-2023, Lawrence Livermore National Security, LLC. Produced
+# Copyright (c) 2010-2024, Lawrence Livermore National Security, LLC. Produced
 # at the Lawrence Livermore National Laboratory. All Rights reserved. See files
 # LICENSE and NOTICE for details. LLNL-CODE-806117.
 #
@@ -1,4 +1,4 @@
-# Copyright (c) 2010-2023, Lawrence Livermore National Security, LLC. Produced
+# Copyright (c) 2010-2024, Lawrence Livermore National Security, LLC. Produced
 # at the Lawrence Livermore National Laboratory. All Rights reserved. See files
 # LICENSE and NOTICE for details. LLNL-CODE-806117.
 #
@@ -1,4 +1,4 @@
-# Copyright (c) 2010-2023, Lawrence Livermore National Security, LLC. Produced
+# Copyright (c) 2010-2024, Lawrence Livermore National Security, LLC. Produced
 # at the Lawrence Livermore National Laboratory. All Rights reserved. See files
 # LICENSE and NOTICE for details. LLNL-CODE-806117.
 #
@@ -1,4 +1,4 @@
-# Copyright (c) 2010-2023, Lawrence Livermore National Security, LLC. Produced
+# Copyright (c) 2010-2024, Lawrence Livermore National Security, LLC. Produced
 # at the Lawrence Livermore National Laboratory. All Rights reserved. See files
 # LICENSE and NOTICE for details. LLNL-CODE-806117.
 #
@@ -1,4 +1,4 @@
-# Copyright (c) 2010-2023, Lawrence Livermore National Security, LLC. Produced
+# Copyright (c) 2010-2024, Lawrence Livermore National Security, LLC. Produced
 # at the Lawrence Livermore National Laboratory. All Rights reserved. See files
 # LICENSE and NOTICE for details. LLNL-CODE-806117.
 #
@@ -1,4 +1,4 @@
-# Copyright (c) 2010-2023, Lawrence Livermore National Security, LLC. Produced
+# Copyright (c) 2010-2024, Lawrence Livermore National Security, LLC. Produced
 # at the Lawrence Livermore National Laboratory. All Rights reserved. See files
 # LICENSE and NOTICE for details. LLNL-CODE-806117.
 #
@@ -87,7 +87,7 @@ report_baseline:
        # We create an autotest-email.html file, because that's how we signal
        # that there was an error / diff (temporary).
        if [[ -f ${rundir}/${BASELINE_TEST}.err ]] || \
-           [[ -f ${rundir}/${BASELINE_TEST}-${SYS_TYPE}.diff ]]; then
+           [[ -f ${rundir}/${BASELINE_TEST}-${MACHINE_NAME}.diff ]]; then
          cp ${rundir}/pipeline.txt ${rundir}/autotest-email.html
        fi
        msg="GitLab CI log for ${BASELINE_TEST} on ${MACHINE_NAME} ($(date +%Y-%m-%d))"
@@ -1,4 +1,4 @@
-# Copyright (c) 2010-2023, Lawrence Livermore National Security, LLC. Produced
+# Copyright (c) 2010-2024, Lawrence Livermore National Security, LLC. Produced
 # at the Lawrence Livermore National Laboratory. All Rights reserved. See files
 # LICENSE and NOTICE for details. LLNL-CODE-806117.
 #
@@ -23,7 +23,7 @@ allocate_resource:
  stage: allocate_resource
  script:
    - echo ${ALLOC_NAME}
-    - salloc --exclusive --nodes=1 --partition=pdebug --time=45 --no-shell --job-name=${ALLOC_NAME}
+    - salloc --exclusive --nodes=1 --reservation=ci --time=60 --no-shell --job-name=${ALLOC_NAME}
  timeout: 6h

 # GitLab jobs for the Quartz machine at LLNL
@@ -1,6 +1,6 @@
 #!/bin/bash

-# Copyright (c) 2010-2023, Lawrence Livermore National Security, LLC. Produced
+# Copyright (c) 2010-2024, Lawrence Livermore National Security, LLC. Produced
 # at the Lawrence Livermore National Laboratory. All Rights reserved. See files
 # LICENSE and NOTICE for details. LLNL-CODE-806117.
 #
@@ -14,6 +14,9 @@
 # locals
 glob_err=${BASELINE_TEST}.err
 base=${BASELINE_TEST}-${SYS_TYPE}
+if [[ "${MACHINE_NAME}" == "quartz" ]]; then
+  base="${BASELINE_TEST}-${MACHINE_NAME}"
+fi
 base_diff=${base}.diff
 base_patch=${base}.patch
 base_out=${base}.out
@@ -1,6 +1,6 @@
 #!/bin/bash

-# Copyright (c) 2010-2023, Lawrence Livermore National Security, LLC. Produced
+# Copyright (c) 2010-2024, Lawrence Livermore National Security, LLC. Produced
 # at the Lawrence Livermore National Laboratory. All Rights reserved. See files
 # LICENSE and NOTICE for details. LLNL-CODE-806117.
 #
@@ -1,6 +1,6 @@
 #!/bin/bash

-# Copyright (c) 2010-2023, Lawrence Livermore National Security, LLC. Produced
+# Copyright (c) 2010-2024, Lawrence Livermore National Security, LLC. Produced
 # at the Lawrence Livermore National Laboratory. All Rights reserved. See files
 # LICENSE and NOTICE for details. LLNL-CODE-806117.
 #
@@ -1,6 +1,6 @@
 #!/bin/bash

-# Copyright (c) 2010-2023, Lawrence Livermore National Security, LLC. Produced
+# Copyright (c) 2010-2024, Lawrence Livermore National Security, LLC. Produced
 # at the Lawrence Livermore National Laboratory. All Rights reserved. See files
 # LICENSE and NOTICE for details. LLNL-CODE-806117.
 #
@@ -1,6 +1,6 @@
 #!/bin/bash

-# Copyright (c) 2010-2023, Lawrence Livermore National Security, LLC. Produced
+# Copyright (c) 2010-2024, Lawrence Livermore National Security, LLC. Produced
 # at the Lawrence Livermore National Laboratory. All Rights reserved. See files
 # LICENSE and NOTICE for details. LLNL-CODE-806117.
 #
@@ -1,6 +1,6 @@
 #!/bin/bash

-# Copyright (c) 2010-2023, Lawrence Livermore National Security, LLC. Produced
+# Copyright (c) 2010-2024, Lawrence Livermore National Security, LLC. Produced
 # at the Lawrence Livermore National Laboratory. All Rights reserved. See files
 # LICENSE and NOTICE for details. LLNL-CODE-806117.
 #
@@ -11,6 +11,12 @@
 Version 4.6.1 (development)
 ===========================

+Meshing improvements
+--------------------
+- Introduced formulas for refinement of patches in NURBS meshes. Refinement by
+  arbitrary integer factors is also enabled, e.g. in the mesh-explorer miniapp.
+  NURBS coarsening and knot removal are also introduced.
+
 Discretization improvements
 ---------------------------
 - Introduced support for higher order non conformal Nedelec elements on
@@ -22,6 +28,13 @@ Discretization improvements
  IntegrationRules through a moment-fitting approach. The cut is specified by
  the zero level set of a Coefficient. See fem/intrules_cut.hpp and Example 38.

+- Added a new nonlinear integrator, `HyperbolicFormIntegrator`. This implements 
+  both element-wise weak divergence and face-wise numerical flux for a general
+  system of hyperbolic conservation laws. To use this integrator for a specific
+  flux function, users can define a derived class of `FluxFunction`. Currently,
+  advection, Burgers', shallow-water, Euler equations (see, Example 18) are
+  available.
+
 GPU support
 ----------------------------
 - Added support for full assembly on simplices.
@@ -31,6 +44,10 @@ GPU support

 New and updated examples and miniapps
 -------------------------------------
+- Added a new block solver in miniapp/solvers for the Darcy problem.
+  The new solver is based on a Bramble-Pasciak preconditioning. User can
+  use and implement their own preconditioner for the mass matrix.
+
 - Added miniapp to demonstrate new elasticity integrator and unstructured element GPU support,
  and a block diagonal preconditioner using low order refinement. Allows comparison with
  currently existing legacy mode integrator. See miniapps/solvers/lor_elast.
@@ -38,7 +55,8 @@ New and updated examples and miniapps
 Miscellaneous
 -------------
 - Added support for single and double precision, with corresponding hypre build.
-  Generalized the floating point type from `double` to `real_t`.
+  Generalized the floating point type from `double` to `real_t`. For more
+  details see https://github.com/orgs/mfem/discussions/4207.

 - The ReadCubit Genesis mesh importer has been rewritten to improve readability.

@@ -49,6 +67,15 @@ Miscellaneous
  IntegrationRules IntRules, RefinedIntRules, GeometryRefiner
  GlobGeometryRefiner, and FiniteElement::dof2quad_array.

+- PETSc integration now generally requires PETSc version 3.21 or later, though
+  depending on the functionality older versions may still work.
+
+- RAJA backend will use seq_exec for serial loop execution when RAJA
+  v2023.06.00 and beyond is detected as loop_exec is deprecated.
+
+- Adding named attribute sets and basic supporting methods to the Mesh class as
+  a convenient means of referring to sets of domain or boundary attribute
+  numbers. Also adding related serial and parallel examples which illustrate.

 Version 4.6, released on September 27, 2023
 ===========================================
@@ -1,4 +1,4 @@
-# Copyright (c) 2010-2023, Lawrence Livermore National Security, LLC. Produced
+# Copyright (c) 2010-2024, Lawrence Livermore National Security, LLC. Produced
 # at the Lawrence Livermore National Laboratory. All Rights reserved. See files
 # LICENSE and NOTICE for details. LLNL-CODE-806117.
 #
@@ -18,9 +18,10 @@ set(USER_CONFIG "${CMAKE_CURRENT_SOURCE_DIR}/config/user.cmake" CACHE PATH
  "Path to optional user configuration file.")

 # Require C++11 and disable compiler-specific extensions
-set(CMAKE_CXX_STANDARD 11)
-set(CMAKE_CXX_STANDARD_REQUIRED ON)
-set(CMAKE_CXX_EXTENSIONS OFF)
+set(CMAKE_CXX_STANDARD 11 CACHE STRING "C++ standard to use.")
+set(CMAKE_CXX_STANDARD_REQUIRED ON CACHE BOOL
+  "Force the use of the chosen C++ standard.")
+set(CMAKE_CXX_EXTENSIONS OFF CACHE BOOL "Enable C++ standard extensions.")

 # Load user settings before the defaults - this way the defaults will not
 # overwrite the user set options. If the user has not set all options, we still
@@ -93,7 +94,7 @@ if ((MFEM_USE_SUNDIALS OR
     MFEM_USE_RAJA OR
     MFEM_USE_UMPIRE) AND
    ("${CMAKE_CXX_STANDARD}" LESS "14"))
-  set(CMAKE_CXX_STANDARD 14)
+  set(CMAKE_CXX_STANDARD 14 CACHE STRING "C++ standard to use." FORCE)
 endif()

 # Include xSDK default CMake file.
@@ -104,7 +105,8 @@ enable_language(CXX)
 if (MINGW)
   # MinGW GCC does not expose the functions jn/_jn, yn/_yn (used in Example
   # 25/25p) unless we use '-std=gnu++11':
-   set(CMAKE_CXX_EXTENSIONS ON)
+   set(CMAKE_CXX_EXTENSIONS ON
+      CACHE BOOL "Enable C++ standard extensions." FORCE)
 endif()
 if (MFEM_USE_CUDA)
   if (MFEM_USE_HIP)
@@ -115,9 +117,11 @@ if (MFEM_USE_CUDA)
      set(CMAKE_CUDA_HOST_COMPILER ${CMAKE_CXX_COMPILER})
   endif()
   enable_language(CUDA)
-   set(CMAKE_CUDA_STANDARD ${CMAKE_CXX_STANDARD})
-   set(CMAKE_CUDA_STANDARD_REQUIRED ON)
-   set(CMAKE_CUDA_EXTENSIONS OFF)
+   set(CMAKE_CUDA_STANDARD ${CMAKE_CXX_STANDARD} CACHE STRING
+      "CUDA standard to use.")
+   set(CMAKE_CUDA_STANDARD_REQUIRED ON CACHE BOOL
+      "Force the use of the chosen CUDA standard.")
+   set(CMAKE_CUDA_EXTENSIONS OFF CACHE BOOL "Enable CUDA standard extensions.")
   set(CUDA_FLAGS "--expt-extended-lambda")
   if (CMAKE_VERSION VERSION_LESS 3.18.0)
      set(CUDA_FLAGS "-arch=${CUDA_ARCH} ${CUDA_FLAGS}")
@@ -179,6 +183,19 @@ endif()
 # Process configuration options
 #-------------------------------------------------------------------------------

+# MFEM_PRECISION -> MFEM_USE_SINGLE, MFEM_USE_DOUBLE
+if (MFEM_PRECISION MATCHES "^(double|Double|DOUBLE)$")
+  set(MFEM_USE_SINGLE OFF)
+  set(MFEM_USE_DOUBLE ON)
+elseif (MFEM_PRECISION MATCHES "^(single|Single|SINGLE)$")
+  set(MFEM_USE_SINGLE ON)
+  set(MFEM_USE_DOUBLE OFF)
+else()
+  message(FATAL_ERROR " *** Invalid floating-point precision: "
+    "MFEM_PRECISION = ${MFEM_PRECISION}")
+endif()
+message(STATUS "Floating-point precision: MFEM_PRECISION = ${MFEM_PRECISION}")
+
 # MFEM_DEBUG
 if (CMAKE_BUILD_TYPE MATCHES "Debug|debug|DEBUG")
  set(MFEM_DEBUG ON)
@@ -346,6 +346,9 @@ Before you can start, you need a GitHub account, here are a few suggestions:
 - Code specifics
  - All new public, protected, and private classes, methods, data members, and
    functions have Doxygen-style documentation in source comments.
+  - Math formulas can be included in the Doxygen comments either with standard
+    LaTeX (`$..$` and `$$..$$`) for portions that need detailed explanation, or with
+    [Unicode](https://www.unicodeit.net/) or plain text when short or readable description is preferable.
  - In addition to arguments and functionality, documentation should include the
    current limitations of the code, any background information that is
    implicitly assumed in the implementation, and the ownership and lifetime
@@ -284,6 +284,15 @@ MFEM_USE_METIS = YES/NO
   option in the library will be Cartesian partitioning with box meshes, and
   thus most of the parallel examples and miniapps will fail.

+MFEM_PRECISION = double/Double/DOUBLE/single/Single/SINGLE
+   Use single (float type) or double floating-point precision. In the
+   configuration header 'config/_config.hpp' this option is represented by
+   defining exactly one of the macros: MFEM_USE_DOUBLE, or MFEM_USE_SINGLE.
+   In the exported config files 'config.mk' and 'MFEMConfig.cmake', the option
+   is represented by the variables MFEM_USE_DOUBLE and MFEM_USE_SINGLE defined
+   as YES/NO (make) or ON/OFF (cmake). For more details see
+   https://github.com/orgs/mfem/discussions/4207
+
 MFEM_DEBUG = YES/NO
   Choose debug/optimized build. The debug build enables a number of messages
   and consistency checks that may simplify bug-hunting.
@@ -692,9 +701,10 @@ The specific libraries and their options are:
  Options: NETCDF_OPT, NETCDF_LIB.
  Versions: NetCDF >= 4.4.0.

- PETSc (optional), used when MFEM_USE_PETSC = YES. Version 3.8 or higher of
-  the PETSC dev branch is required. The MFEM and PETSc builds can share common
-  libraries, e.g., hypre and SUNDIALS. Here's an example configuration, assuming
+- PETSc (optional), used when MFEM_USE_PETSC = YES. Version 3.21 or higher of
+  the PETSC dev branch is required, though depending on the functionality older
+  versions may work too. The MFEM and PETSc builds can share common libraries,
+  e.g., hypre and SUNDIALS. Here's an example configuration, assuming
  PETSc has been cloned on the same level as mfem and hypre:
    ./configure --download-fblaslapack=yes --download-scalapack=yes \
                --download-mumps=yes --download-suitesparse=yes \
@@ -704,9 +714,7 @@ The specific libraries and their options are:
  CFLAGS to allow proper parsing of the hipsparse header under C.
  URL: https://www.mcs.anl.gov/petsc
  Options: PETSC_OPT, PETSC_LIB.
-  Versions: PETSc >= 3.8.0   (PETSc build without CUDA/HIP)
-            PETSc >= 3.15.0  (PETSc built with CUDA)
-            PETSc >= 3.19.0  (PETSc built with HIP, older versions may work too)
+  Versions: PETSc >= 3.21.0, older versions may work too.

 - SLEPc (optional), used when MFEM_USE_SLEPC = YES. SLEPc depends on PETSc and
  uses some of the PETSc options when compiled.
@@ -959,6 +967,7 @@ The following options are equivalent to the GNU make options with the same name:

 MFEM_USE_MPI
 MFEM_USE_METIS - Set to ${MFEM_USE_MPI}, can be overwritten.
+MFEM_PRECISION
 MFEM_USE_LIBUNWIND
 MFEM_USE_LAPACK
 MFEM_THREAD_SAFE
@@ -1,6 +1,6 @@
 BSD 3-Clause License

-Copyright (c) 2010-2023, Lawrence Livermore National Security, LLC
+Copyright (c) 2010-2024, Lawrence Livermore National Security, LLC
 All rights reserved.

 Redistribution and use in source and binary forms, with or without
@@ -1,4 +1,4 @@
-# Copyright (c) 2010-2023, Lawrence Livermore National Security, LLC. Produced
+# Copyright (c) 2010-2024, Lawrence Livermore National Security, LLC. Produced
 # at the Lawrence Livermore National Laboratory. All Rights reserved. See files
 # LICENSE and NOTICE for details. LLNL-CODE-806117.
 #
@@ -1,4 +1,4 @@
-# Copyright (c) 2010-2023, Lawrence Livermore National Security, LLC. Produced
+# Copyright (c) 2010-2024, Lawrence Livermore National Security, LLC. Produced
 # at the Lawrence Livermore National Laboratory. All Rights reserved. See files
 # LICENSE and NOTICE for details. LLNL-CODE-806117.
 #
@@ -18,6 +18,8 @@ set(MFEM_GIT_STRING "@MFEM_GIT_STRING@")
 set(MFEM_USE_MPI @MFEM_USE_MPI@)
 set(MFEM_USE_METIS @MFEM_USE_METIS@)
 set(MFEM_USE_METIS_5 @MFEM_USE_METIS_5@)
+set(MFEM_USE_DOUBLE @MFEM_USE_DOUBLE@)
+set(MFEM_USE_SINGLE @MFEM_USE_SINGLE@)
 set(MFEM_DEBUG @MFEM_DEBUG@)
 set(MFEM_USE_EXCEPTIONS @MFEM_USE_EXCEPTIONS@)
 set(MFEM_USE_ZLIB @MFEM_USE_ZLIB@)
@@ -63,8 +65,6 @@ set(MFEM_USE_ALGOIM @MFEM_USE_ALGOIM@)
 set(MFEM_USE_BENCHMARK @MFEM_USE_BENCHMARK@)
 set(MFEM_USE_PARELAG @MFEM_USE_PARELAG@)
 set(MFEM_USE_ENZYME @MFEM_USE_ENZYME@)
-set(MFEM_USE_DOUBLE @MFEM_USE_DOUBLE@)
-set(MFEM_USE_SINGLE @MFEM_USE_SINGLE@)

 set(MFEM_CXX_COMPILER "@CMAKE_CXX_COMPILER@")
 set(MFEM_CXX_FLAGS "@CMAKE_CXX_FLAGS@")
@@ -1,4 +1,4 @@
-// Copyright (c) 2010-2023, Lawrence Livermore National Security, LLC. Produced
+// Copyright (c) 2010-2024, Lawrence Livermore National Security, LLC. Produced
 // at the Lawrence Livermore National Laboratory. All Rights reserved. See files
 // LICENSE and NOTICE for details. LLNL-CODE-806117.
 //
@@ -46,6 +46,12 @@
 // Requires an MPI compiler, and the libraries HYPRE and METIS.
 #cmakedefine MFEM_USE_MPI

+// Use double-precision floating point type
+#cmakedefine MFEM_USE_DOUBLE
+
+// Use single-precision floating point type
+#cmakedefine MFEM_USE_SINGLE
+
 // Enable debug checks in MFEM.
 #cmakedefine MFEM_DEBUG

@@ -201,10 +207,4 @@
 // Enable Enzyme for AD
 #cmakedefine MFEM_USE_ENZYME

-// Use double-precision floating point type
-#cmakedefine MFEM_USE_DOUBLE
-
-// Use single-precision floating point type
-#cmakedefine MFEM_USE_SINGLE
-
 #endif // MFEM_CONFIG_HEADER
@@ -1,4 +1,4 @@
-# Copyright (c) 2010-2023, Lawrence Livermore National Security, LLC. Produced
+# Copyright (c) 2010-2024, Lawrence Livermore National Security, LLC. Produced
 # at the Lawrence Livermore National Laboratory. All Rights reserved. See files
 # LICENSE and NOTICE for details. LLNL-CODE-806117.
 #
@@ -1,4 +1,4 @@
-# Copyright (c) 2010-2023, Lawrence Livermore National Security, LLC. Produced
+# Copyright (c) 2010-2024, Lawrence Livermore National Security, LLC. Produced
 # at the Lawrence Livermore National Laboratory. All Rights reserved. See files
 # LICENSE and NOTICE for details. LLNL-CODE-806117.
 #
@@ -1,4 +1,4 @@
-# Copyright (c) 2010-2023, Lawrence Livermore National Security, LLC. Produced
+# Copyright (c) 2010-2024, Lawrence Livermore National Security, LLC. Produced
 # at the Lawrence Livermore National Laboratory. All Rights reserved. See files
 # LICENSE and NOTICE for details. LLNL-CODE-806117.
 #
@@ -1,4 +1,4 @@
-# Copyright (c) 2010-2023, Lawrence Livermore National Security, LLC. Produced
+# Copyright (c) 2010-2024, Lawrence Livermore National Security, LLC. Produced
 # at the Lawrence Livermore National Laboratory. All Rights reserved. See files
 # LICENSE and NOTICE for details. LLNL-CODE-806117.
 #
@@ -1,4 +1,4 @@
-# Copyright (c) 2010-2023, Lawrence Livermore National Security, LLC. Produced
+# Copyright (c) 2010-2024, Lawrence Livermore National Security, LLC. Produced
 # at the Lawrence Livermore National Laboratory. All Rights reserved. See files
 # LICENSE and NOTICE for details. LLNL-CODE-806117.
 #
@@ -1,4 +1,4 @@
-# Copyright (c) 2010-2023, Lawrence Livermore National Security, LLC. Produced
+# Copyright (c) 2010-2024, Lawrence Livermore National Security, LLC. Produced
 # at the Lawrence Livermore National Laboratory. All Rights reserved. See files
 # LICENSE and NOTICE for details. LLNL-CODE-806117.
 #
@@ -1,4 +1,4 @@
-# Copyright (c) 2010-2023, Lawrence Livermore National Security, LLC. Produced
+# Copyright (c) 2010-2024, Lawrence Livermore National Security, LLC. Produced
 # at the Lawrence Livermore National Laboratory. All Rights reserved. See files
 # LICENSE and NOTICE for details. LLNL-CODE-806117.
 #
@@ -1,4 +1,4 @@
-# Copyright (c) 2010-2023, Lawrence Livermore National Security, LLC. Produced
+# Copyright (c) 2010-2024, Lawrence Livermore National Security, LLC. Produced
 # at the Lawrence Livermore National Laboratory. All Rights reserved. See files
 # LICENSE and NOTICE for details. LLNL-CODE-806117.
 #
@@ -1,4 +1,4 @@
-# Copyright (c) 2010-2023, Lawrence Livermore National Security, LLC. Produced
+# Copyright (c) 2010-2024, Lawrence Livermore National Security, LLC. Produced
 # at the Lawrence Livermore National Laboratory. All Rights reserved. See files
 # LICENSE and NOTICE for details. LLNL-CODE-806117.
 #
@@ -1,4 +1,4 @@
-# Copyright (c) 2010-2023, Lawrence Livermore National Security, LLC. Produced
+# Copyright (c) 2010-2024, Lawrence Livermore National Security, LLC. Produced
 # at the Lawrence Livermore National Laboratory. All Rights reserved. See files
 # LICENSE and NOTICE for details. LLNL-CODE-806117.
 #
@@ -1,4 +1,4 @@
-# Copyright (c) 2010-2023, Lawrence Livermore National Security, LLC. Produced
+# Copyright (c) 2010-2024, Lawrence Livermore National Security, LLC. Produced
 # at the Lawrence Livermore National Laboratory. All Rights reserved. See files
 # LICENSE and NOTICE for details. LLNL-CODE-806117.
 #
@@ -1,4 +1,4 @@
-# Copyright (c) 2010-2023, Lawrence Livermore National Security, LLC. Produced
+# Copyright (c) 2010-2024, Lawrence Livermore National Security, LLC. Produced
 # at the Lawrence Livermore National Laboratory. All Rights reserved. See files
 # LICENSE and NOTICE for details. LLNL-CODE-806117.
 #
@@ -1,4 +1,4 @@
-# Copyright (c) 2010-2023, Lawrence Livermore National Security, LLC. Produced
+# Copyright (c) 2010-2024, Lawrence Livermore National Security, LLC. Produced
 # at the Lawrence Livermore National Laboratory. All Rights reserved. See files
 # LICENSE and NOTICE for details. LLNL-CODE-806117.
 #
@@ -1,4 +1,4 @@
-# Copyright (c) 2010-2023, Lawrence Livermore National Security, LLC. Produced
+# Copyright (c) 2010-2024, Lawrence Livermore National Security, LLC. Produced
 # at the Lawrence Livermore National Laboratory. All Rights reserved. See files
 # LICENSE and NOTICE for details. LLNL-CODE-806117.
 #
@@ -1,4 +1,4 @@
-# Copyright (c) 2010-2023, Lawrence Livermore National Security, LLC. Produced
+# Copyright (c) 2010-2024, Lawrence Livermore National Security, LLC. Produced
 # at the Lawrence Livermore National Laboratory. All Rights reserved. See files
 # LICENSE and NOTICE for details. LLNL-CODE-806117.
 #
@@ -79,7 +79,9 @@ if (HYPRE_FOUND AND HYPRE_USING_CUDA)
  find_package(CUDAToolkit REQUIRED)
  get_target_property(CUSPARSE_LIBRARIES CUDA::cusparse LOCATION)
  get_target_property(CURAND_LIBRARIES CUDA::curand LOCATION)
-  list(APPEND HYPRE_LIBRARIES ${CUSPARSE_LIBRARIES} ${CURAND_LIBRARIES})
+  get_target_property(CUBLAS_LIBRARIES CUDA::cublas LOCATION)
+  list(APPEND HYPRE_LIBRARIES ${CUSPARSE_LIBRARIES} ${CURAND_LIBRARIES}
+       ${CUBLAS_LIBRARIES})
  set(HYPRE_LIBRARIES ${HYPRE_LIBRARIES} CACHE STRING
      "HYPRE libraries + dependencies." FORCE)
  message(STATUS "Updated HYPRE_LIBRARIES: ${HYPRE_LIBRARIES}")
@@ -1,4 +1,4 @@
-# Copyright (c) 2010-2023, Lawrence Livermore National Security, LLC. Produced
+# Copyright (c) 2010-2024, Lawrence Livermore National Security, LLC. Produced
 # at the Lawrence Livermore National Laboratory. All Rights reserved. See files
 # LICENSE and NOTICE for details. LLNL-CODE-806117.
 #
@@ -1,4 +1,4 @@
-# Copyright (c) 2010-2023, Lawrence Livermore National Security, LLC. Produced
+# Copyright (c) 2010-2024, Lawrence Livermore National Security, LLC. Produced
 # at the Lawrence Livermore National Laboratory. All Rights reserved. See files
 # LICENSE and NOTICE for details. LLNL-CODE-806117.
 #
@@ -1,4 +1,4 @@
-# Copyright (c) 2010-2023, Lawrence Livermore National Security, LLC. Produced
+# Copyright (c) 2010-2024, Lawrence Livermore National Security, LLC. Produced
 # at the Lawrence Livermore National Laboratory. All Rights reserved. See files
 # LICENSE and NOTICE for details. LLNL-CODE-806117.
 #
@@ -1,4 +1,4 @@
-# Copyright (c) 2010-2023, Lawrence Livermore National Security, LLC. Produced
+# Copyright (c) 2010-2024, Lawrence Livermore National Security, LLC. Produced
 # at the Lawrence Livermore National Laboratory. All Rights reserved. See files
 # LICENSE and NOTICE for details. LLNL-CODE-806117.
 #
@@ -1,4 +1,4 @@
-# Copyright (c) 2010-2023, Lawrence Livermore National Security, LLC. Produced
+# Copyright (c) 2010-2024, Lawrence Livermore National Security, LLC. Produced
 # at the Lawrence Livermore National Laboratory. All Rights reserved. See files
 # LICENSE and NOTICE for details. LLNL-CODE-806117.
 #
@@ -1,4 +1,4 @@
-# Copyright (c) 2010-2023, Lawrence Livermore National Security, LLC. Produced
+# Copyright (c) 2010-2024, Lawrence Livermore National Security, LLC. Produced
 # at the Lawrence Livermore National Laboratory. All Rights reserved. See files
 # LICENSE and NOTICE for details. LLNL-CODE-806117.
 #
@@ -1,4 +1,4 @@
-# Copyright (c) 2010-2023, Lawrence Livermore National Security, LLC. Produced
+# Copyright (c) 2010-2024, Lawrence Livermore National Security, LLC. Produced
 # at the Lawrence Livermore National Laboratory. All Rights reserved. See files
 # LICENSE and NOTICE for details. LLNL-CODE-806117.
 #
@@ -1,4 +1,4 @@
-# Copyright (c) 2010-2023, Lawrence Livermore National Security, LLC. Produced
+# Copyright (c) 2010-2024, Lawrence Livermore National Security, LLC. Produced
 # at the Lawrence Livermore National Laboratory. All Rights reserved. See files
 # LICENSE and NOTICE for details. LLNL-CODE-806117.
 #
@@ -1,4 +1,4 @@
-# Copyright (c) 2010-2023, Lawrence Livermore National Security, LLC. Produced
+# Copyright (c) 2010-2024, Lawrence Livermore National Security, LLC. Produced
 # at the Lawrence Livermore National Laboratory. All Rights reserved. See files
 # LICENSE and NOTICE for details. LLNL-CODE-806117.
 #
@@ -1,4 +1,4 @@
-# Copyright (c) 2010-2023, Lawrence Livermore National Security, LLC. Produced
+# Copyright (c) 2010-2024, Lawrence Livermore National Security, LLC. Produced
 # at the Lawrence Livermore National Laboratory. All Rights reserved. See files
 # LICENSE and NOTICE for details. LLNL-CODE-806117.
 #
@@ -1,4 +1,4 @@
-# Copyright (c) 2010-2023, Lawrence Livermore National Security, LLC. Produced
+# Copyright (c) 2010-2024, Lawrence Livermore National Security, LLC. Produced
 # at the Lawrence Livermore National Laboratory. All Rights reserved. See files
 # LICENSE and NOTICE for details. LLNL-CODE-806117.
 #
@@ -1,4 +1,4 @@
-# Copyright (c) 2010-2023, Lawrence Livermore National Security, LLC. Produced
+# Copyright (c) 2010-2024, Lawrence Livermore National Security, LLC. Produced
 # at the Lawrence Livermore National Laboratory. All Rights reserved. See files
 # LICENSE and NOTICE for details. LLNL-CODE-806117.
 #
@@ -1,4 +1,4 @@
-# Copyright (c) 2010-2023, Lawrence Livermore National Security, LLC. Produced
+# Copyright (c) 2010-2024, Lawrence Livermore National Security, LLC. Produced
 # at the Lawrence Livermore National Laboratory. All Rights reserved. See files
 # LICENSE and NOTICE for details. LLNL-CODE-806117.
 #
@@ -1,4 +1,4 @@
-# Copyright (c) 2010-2023, Lawrence Livermore National Security, LLC. Produced
+# Copyright (c) 2010-2024, Lawrence Livermore National Security, LLC. Produced
 # at the Lawrence Livermore National Laboratory. All Rights reserved. See files
 # LICENSE and NOTICE for details. LLNL-CODE-806117.
 #
@@ -1,4 +1,4 @@
-# Copyright (c) 2010-2023, Lawrence Livermore National Security, LLC. Produced
+# Copyright (c) 2010-2024, Lawrence Livermore National Security, LLC. Produced
 # at the Lawrence Livermore National Laboratory. All Rights reserved. See files
 # LICENSE and NOTICE for details. LLNL-CODE-806117.
 #
@@ -1,4 +1,4 @@
-# Copyright (c) 2010-2023, Lawrence Livermore National Security, LLC. Produced
+# Copyright (c) 2010-2024, Lawrence Livermore National Security, LLC. Produced
 # at the Lawrence Livermore National Laboratory. All Rights reserved. See files
 # LICENSE and NOTICE for details. LLNL-CODE-806117.
 #
@@ -1,4 +1,4 @@
-# Copyright (c) 2010-2023, Lawrence Livermore National Security, LLC. Produced
+# Copyright (c) 2010-2024, Lawrence Livermore National Security, LLC. Produced
 # at the Lawrence Livermore National Laboratory. All Rights reserved. See files
 # LICENSE and NOTICE for details. LLNL-CODE-806117.
 #
@@ -1,4 +1,4 @@
-# Copyright (c) 2010-2023, Lawrence Livermore National Security, LLC. Produced
+# Copyright (c) 2010-2024, Lawrence Livermore National Security, LLC. Produced
 # at the Lawrence Livermore National Laboratory. All Rights reserved. See files
 # LICENSE and NOTICE for details. LLNL-CODE-806117.
 #
@@ -1,4 +1,4 @@
-# Copyright (c) 2010-2023, Lawrence Livermore National Security, LLC. Produced
+# Copyright (c) 2010-2024, Lawrence Livermore National Security, LLC. Produced
 # at the Lawrence Livermore National Laboratory. All Rights reserved. See files
 # LICENSE and NOTICE for details. LLNL-CODE-806117.
 #
@@ -1,4 +1,4 @@
-# Copyright (c) 2010-2023, Lawrence Livermore National Security, LLC. Produced
+# Copyright (c) 2010-2024, Lawrence Livermore National Security, LLC. Produced
 # at the Lawrence Livermore National Laboratory. All Rights reserved. See files
 # LICENSE and NOTICE for details. LLNL-CODE-806117.
 #
@@ -1,4 +1,4 @@
-# Copyright (c) 2010-2023, Lawrence Livermore National Security, LLC. Produced
+# Copyright (c) 2010-2024, Lawrence Livermore National Security, LLC. Produced
 # at the Lawrence Livermore National Laboratory. All Rights reserved. See files
 # LICENSE and NOTICE for details. LLNL-CODE-806117.
 #
@@ -1,4 +1,4 @@
-# Copyright (c) 2010-2023, Lawrence Livermore National Security, LLC. Produced
+# Copyright (c) 2010-2024, Lawrence Livermore National Security, LLC. Produced
 # at the Lawrence Livermore National Laboratory. All Rights reserved. See files
 # LICENSE and NOTICE for details. LLNL-CODE-806117.
 #
@@ -1,4 +1,4 @@
-# Copyright (c) 2010-2023, Lawrence Livermore National Security, LLC. Produced
+# Copyright (c) 2010-2024, Lawrence Livermore National Security, LLC. Produced
 # at the Lawrence Livermore National Laboratory. All Rights reserved. See files
 # LICENSE and NOTICE for details. LLNL-CODE-806117.
 #
@@ -1,4 +1,4 @@
-# Copyright (c) 2010-2023, Lawrence Livermore National Security, LLC. Produced
+# Copyright (c) 2010-2024, Lawrence Livermore National Security, LLC. Produced
 # at the Lawrence Livermore National Laboratory. All Rights reserved. See files
 # LICENSE and NOTICE for details. LLNL-CODE-806117.
 #
@@ -842,17 +842,18 @@ function(mfem_export_mk_files)

  # Convert Boolean vars to YES/NO without writing the values to cache
  set(CONFIG_MK_BOOL_VARS MFEM_USE_MPI MFEM_USE_METIS MFEM_USE_METIS_5
-      MFEM_DEBUG MFEM_USE_EXCEPTIONS MFEM_USE_ZLIB MFEM_USE_LIBUNWIND
-      MFEM_USE_LAPACK MFEM_THREAD_SAFE MFEM_USE_LEGACY_OPENMP MFEM_USE_OPENMP
-      MFEM_USE_MEMALLOC MFEM_USE_SUNDIALS MFEM_USE_SUITESPARSE
-      MFEM_USE_SUPERLU MFEM_USE_SUPERLU5 MFEM_USE_MUMPS MFEM_USE_STRUMPACK
-      MFEM_USE_GINKGO MFEM_USE_AMGX MFEM_USE_GNUTLS MFEM_USE_NETCDF
-      MFEM_USE_PETSC MFEM_USE_SLEPC MFEM_USE_MPFR MFEM_USE_SIDRE MFEM_USE_FMS
-      MFEM_USE_CONDUIT MFEM_USE_PUMI MFEM_USE_HIOP MFEM_USE_GSLIB MFEM_USE_CUDA
-      MFEM_USE_HIP MFEM_USE_RAJA MFEM_USE_OCCA MFEM_USE_CEED MFEM_USE_CALIPER
-      MFEM_USE_UMPIRE MFEM_USE_SIMD MFEM_USE_ADIOS2 MFEM_USE_MKL_CPARDISO
-      MFEM_USE_ADFORWARD MFEM_USE_CODIPACK MFEM_USE_BENCHMARK MFEM_USE_PARELAG
-      MFEM_USE_MOONOLITH MFEM_USE_ALGOIM MFEM_USE_ENZYME)
+      MFEM_USE_SINGLE MFEM_USE_DOUBLE MFEM_DEBUG MFEM_USE_EXCEPTIONS
+      MFEM_USE_ZLIB MFEM_USE_LIBUNWIND MFEM_USE_LAPACK MFEM_THREAD_SAFE
+      MFEM_USE_LEGACY_OPENMP MFEM_USE_OPENMP MFEM_USE_MEMALLOC MFEM_USE_SUNDIALS
+      MFEM_USE_SUITESPARSE MFEM_USE_SUPERLU MFEM_USE_SUPERLU5 MFEM_USE_MUMPS
+      MFEM_USE_STRUMPACK MFEM_USE_GINKGO MFEM_USE_AMGX MFEM_USE_GNUTLS
+      MFEM_USE_NETCDF MFEM_USE_PETSC MFEM_USE_SLEPC MFEM_USE_MPFR MFEM_USE_SIDRE
+      MFEM_USE_FMS MFEM_USE_CONDUIT MFEM_USE_PUMI MFEM_USE_HIOP MFEM_USE_GSLIB
+      MFEM_USE_CUDA MFEM_USE_HIP MFEM_USE_RAJA MFEM_USE_OCCA MFEM_USE_CEED
+      MFEM_USE_CALIPER MFEM_USE_UMPIRE MFEM_USE_SIMD MFEM_USE_ADIOS2
+      MFEM_USE_MKL_CPARDISO MFEM_USE_MKL_PARDISO MFEM_USE_ADFORWARD
+      MFEM_USE_CODIPACK MFEM_USE_BENCHMARK MFEM_USE_PARELAG MFEM_USE_MOONOLITH
+      MFEM_USE_ALGOIM MFEM_USE_ENZYME)
  foreach(var ${CONFIG_MK_BOOL_VARS})
    if (${var})
      set(${var} YES)
@@ -1,4 +1,4 @@
-// Copyright (c) 2010-2023, Lawrence Livermore National Security, LLC. Produced
+// Copyright (c) 2010-2024, Lawrence Livermore National Security, LLC. Produced
 // at the Lawrence Livermore National Laboratory. All Rights reserved. See files
 // LICENSE and NOTICE for details. LLNL-CODE-806117.
 //
@@ -23,6 +23,62 @@
 #include "_config.hpp"
 #endif

+namespace mfem
+{
+
+#if (defined(MFEM_USE_CUDA) && defined(__CUDACC__)) || \
+    (defined(MFEM_USE_HIP) && defined(__HIPCC__))
+#define MFEM_HOST_DEVICE __host__ __device__
+#else
+#define MFEM_HOST_DEVICE
+#endif
+
+// MFEM precision configuration
+
+#if defined MFEM_USE_SINGLE && defined MFEM_USE_DOUBLE
+#error "DOUBLE and SINGLE precision cannot both be specified"
+#endif
+
+#ifdef MFEM_USE_SINGLE
+typedef float real_t;
+#elif defined MFEM_USE_DOUBLE
+typedef double real_t;
+#else
+#error "Either DOUBLE or SINGLE precision must be specified"
+#endif
+
+MFEM_HOST_DEVICE
+constexpr real_t operator""_r(long double v)
+{
+   return static_cast<real_t>(v);
+}
+
+MFEM_HOST_DEVICE
+constexpr real_t operator""_r(unsigned long long v)
+{
+   return static_cast<real_t>(v);
+}
+
+} // namespace mfem
+
+// Return value for main function in examples that should be skipped by testing
+// in some case. This return value prevents failures in testing.
+#define MFEM_SKIP_RETURN_VALUE 242
+
+// Request a global object to be instantiated for each thread in its TLS.
+#define MFEM_THREAD_LOCAL thread_local
+
+// MFEM_DEPRECATED macro to mark obsolete functions and methods
+// see https://stackoverflow.com/questions/295120/c-mark-as-deprecated
+#if defined(__GNUC__) || defined(__clang__)
+#define MFEM_DEPRECATED __attribute__((deprecated))
+#elif defined(_MSC_VER)
+#define MFEM_DEPRECATED __declspec(deprecated)
+#else
+#pragma message("WARNING: You need to implement MFEM_DEPRECATED for this compiler")
+#define MFEM_DEPRECATED
+#endif
+
 // Common configuration macros

 #if (__GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 7)) || defined(__clang__)
@@ -1,4 +1,4 @@
-// Copyright (c) 2010-2023, Lawrence Livermore National Security, LLC. Produced
+// Copyright (c) 2010-2024, Lawrence Livermore National Security, LLC. Produced
 // at the Lawrence Livermore National Laboratory. All Rights reserved. See files
 // LICENSE and NOTICE for details. LLNL-CODE-806117.
 //
@@ -46,6 +46,12 @@
 // Requires an MPI compiler, and the libraries HYPRE and METIS.
 // #define MFEM_USE_MPI

+// Use double-precision floating point type
+// #define MFEM_USE_DOUBLE
+
+// Use single-precision floating point type
+// #define MFEM_USE_SINGLE
+
 // Enable debug checks in MFEM.
 // #define MFEM_DEBUG

@@ -201,10 +207,4 @@
 // Enable the Enzyme LLVM plugin
 // #define MFEM_USE_ENZYME

-// Use double-precision floating point type
-// #define MFEM_USE_DOUBLE
-
-// Use single-precision floating point type
-// #define MFEM_USE_SINGLE
-
 #endif // MFEM_CONFIG_HEADER
@@ -1,4 +1,4 @@
-# Copyright (c) 2010-2023, Lawrence Livermore National Security, LLC. Produced
+# Copyright (c) 2010-2024, Lawrence Livermore National Security, LLC. Produced
 # at the Lawrence Livermore National Laboratory. All Rights reserved. See files
 # LICENSE and NOTICE for details. LLNL-CODE-806117.
 #
@@ -18,6 +18,8 @@ MFEM_GIT_STRING        = @MFEM_GIT_STRING@
 MFEM_USE_MPI           = @MFEM_USE_MPI@
 MFEM_USE_METIS         = @MFEM_USE_METIS@
 MFEM_USE_METIS_5       = @MFEM_USE_METIS_5@
+MFEM_USE_DOUBLE        = @MFEM_USE_DOUBLE@
+MFEM_USE_SINGLE        = @MFEM_USE_SINGLE@
 MFEM_DEBUG             = @MFEM_DEBUG@
 MFEM_USE_EXCEPTIONS    = @MFEM_USE_EXCEPTIONS@
 MFEM_USE_ZLIB          = @MFEM_USE_ZLIB@
@@ -64,8 +66,6 @@ MFEM_USE_CODIPACK      = @MFEM_USE_CODIPACK@
 MFEM_USE_BENCHMARK     = @MFEM_USE_BENCHMARK@
 MFEM_USE_PARELAG       = @MFEM_USE_PARELAG@
 MFEM_USE_ENZYME        = @MFEM_USE_ENZYME@
-MFEM_USE_DOUBLE        = @MFEM_USE_DOUBLE@
-MFEM_USE_SINGLE        = @MFEM_USE_SINGLE@

 # Compiler, compile options, and link options
 MFEM_CXX       = @MFEM_CXX@
@@ -1,4 +1,4 @@
-# Copyright (c) 2010-2023, Lawrence Livermore National Security, LLC. Produced
+# Copyright (c) 2010-2024, Lawrence Livermore National Security, LLC. Produced
 # at the Lawrence Livermore National Laboratory. All Rights reserved. See files
 # LICENSE and NOTICE for details. LLNL-CODE-806117.
 #
@@ -22,6 +22,8 @@ endif()
 option(BUILD_SHARED_LIBS "Enable shared library build of MFEM" OFF)
 option(MFEM_USE_MPI "Enable MPI parallel build" OFF)
 option(MFEM_USE_METIS "Enable METIS usage" ${MFEM_USE_MPI})
+set(MFEM_PRECISION "double" CACHE STRING
+    "Floating-point precision to use: single, or double")
 option(MFEM_USE_EXCEPTIONS "Enable the use of exceptions" OFF)
 option(MFEM_USE_ZLIB "Enable zlib for compressed data streams." OFF)
 option(MFEM_USE_LIBUNWIND "Enable backtrace for errors." OFF)
@@ -66,8 +68,6 @@ option(MFEM_USE_CODIPACK "Enable automatic differentiation (AD) using CoDiPack"
 option(MFEM_USE_BENCHMARK "Enable Google Benchmark" OFF)
 option(MFEM_USE_PARELAG "Enable ParELAG" OFF)
 option(MFEM_USE_ENZYME "Enable Enzyme" OFF)
-option(MFEM_USE_DOUBLE "Double precision" ON)
-option(MFEM_USE_SINGLE "Single precision" OFF)

 # Optional overrides for autodetected MPIEXEC and MPIEXEC_NUMPROC_FLAG
 # set(MFEM_MPIEXEC "mpirun" CACHE STRING "Command for running MPI tests")
@@ -1,4 +1,4 @@
-# Copyright (c) 2010-2023, Lawrence Livermore National Security, LLC. Produced
+# Copyright (c) 2010-2024, Lawrence Livermore National Security, LLC. Produced
 # at the Lawrence Livermore National Laboratory. All Rights reserved. See files
 # LICENSE and NOTICE for details. LLNL-CODE-806117.
 #
@@ -120,6 +120,7 @@ MFEM_MPI_NP = 4
 MFEM_USE_MPI           = NO
 MFEM_USE_METIS         = $(MFEM_USE_MPI)
 MFEM_USE_METIS_5       = NO
+MFEM_PRECISION         = double
 MFEM_DEBUG             = NO
 MFEM_USE_EXCEPTIONS    = NO
 MFEM_USE_ZLIB          = NO
@@ -167,8 +168,6 @@ MFEM_USE_CODIPACK      = NO
 MFEM_USE_BENCHMARK     = NO
 MFEM_USE_PARELAG       = NO
 MFEM_USE_ENZYME        = NO
-MFEM_USE_DOUBLE        = YES
-MFEM_USE_SINGLE        = NO

 # MPI library compile and link flags
 # These settings are used only when building MFEM with MPI + HIP
@@ -319,8 +318,13 @@ MPI_FORTRAN_LIB = -lmpifort
 # MUMPS library configuration
 MUMPS_DIR = @MFEM_DIR@/../MUMPS_5.5.0
 MUMPS_OPT = -I$(MUMPS_DIR)/include
-MUMPS_LIB = $(XLINKER)-rpath,$(MUMPS_DIR)/lib -L$(MUMPS_DIR)/lib -ldmumps\
+MUMPS_LIB = $(XLINKER)-rpath,$(MUMPS_DIR)/lib -L$(MUMPS_DIR)/lib \
 -lmumps_common -lpord $(SCALAPACK_LIB) $(LAPACK_LIB) $(MPI_FORTRAN_LIB)
+ifeq ($(MFEM_USE_SINGLE),YES)
+   MUMPS_LIB += -lsmumps
+else
+   MUMPS_LIB += -ldmumps
+endif

 # STRUMPACK library configuration
 STRUMPACK_DIR = @MFEM_DIR@/../STRUMPACK-build
@@ -1,4 +1,4 @@
-// Copyright (c) 2010-2023, Lawrence Livermore National Security, LLC. Produced
+// Copyright (c) 2010-2024, Lawrence Livermore National Security, LLC. Produced
 // at the Lawrence Livermore National Laboratory. All Rights reserved. See files
 // LICENSE and NOTICE for details. LLNL-CODE-806117.
 //
@@ -1,4 +1,4 @@
-// Copyright (c) 2010-2023, Lawrence Livermore National Security, LLC. Produced
+// Copyright (c) 2010-2024, Lawrence Livermore National Security, LLC. Produced
 // at the Lawrence Livermore National Laboratory. All Rights reserved. See files
 // LICENSE and NOTICE for details. LLNL-CODE-806117.
 //
@@ -9,7 +9,11 @@
 // terms of the BSD-3 license. We welcome feedback and contributions, see file
 // CONTRIBUTING.md for details.

+#ifdef MFEM_USE_SINGLE
+#include "smumps_c.h"
+#else
 #include "dmumps_c.h"
+#endif
 #include <string>
 #include <iostream>
 #include <algorithm>
@@ -1,6 +1,6 @@
 #!/bin/bash

-# Copyright (c) 2010-2023, Lawrence Livermore National Security, LLC. Produced
+# Copyright (c) 2010-2024, Lawrence Livermore National Security, LLC. Produced
 # at the Lawrence Livermore National Laboratory. All Rights reserved. See files
 # LICENSE and NOTICE for details. LLNL-CODE-806117.
 #
@@ -21,6 +21,7 @@ if [[ "${option}" == "--help" ]]; then
  echo "  --copyright"
  echo "  --license"
  echo "  --release"
+  echo "  --math"
  echo "  --style"
  echo "  --history"
  echo ""
@@ -35,8 +36,8 @@ cd $(git rev-parse --show-toplevel)
 # copyright check
 copyright=true
 if [[ "${option}" == "--copyright" || "${option}" == "" ]]; then
-  if git grep -n "^\(#\|//\).*Copyright.*2010-20\(2[^3]\|[^2].\)" > matches.txt; then
-    echo "Please update the following files to Copyright (c) 2010-2023:"
+  if git grep -n "^\(#\|//\).*Copyright.*2010-20\(2[^4]\|[^2].\)" > matches.txt; then
+    echo "Please update the following files to Copyright (c) 2010-2024:"
    cat matches.txt
    copyright=false
  fi
@@ -63,6 +64,18 @@ if [[ "${option}" == "--release" || "${option}" == "" ]]; then
  fi
 fi

+# math in doxygen check
+math=true
+if [[ "${option}" == "--math" || "${option}" == "" ]]; then
+  if grep '\\f' -R doc/CodeDocumentation.dox mfem.hpp config general linalg mesh fem examples miniapps | grep -v '\\frac' | grep -v fem/picojson.h | grep -v config/githooks/pre-push > matches.txt
+  then
+    echo "Please use $..$ and \$\$..\$\$ for LaTeX formulas in the following"
+    echo "comments instead of the Doxygen style \f$..\f$, \f[..\f], etc."
+    cat matches.txt
+    math=false
+  fi
+fi
+
 # wrap-up
 code=0
 if ! $copyright ; then
@@ -77,6 +90,10 @@ if ! $release ; then
  echo "release check failed, unroll log for details"
  code=1
 fi
+if ! $math ; then
+  echo "math in doxygen check failed, unroll log for details"
+  code=1
+fi

 # `code-style` is not just a check, it will actually reformat the code if
 # necessary. This means that if one pushes while the repo is in dirty state
@@ -1,4 +1,4 @@
-# Copyright (c) 2010-2023, Lawrence Livermore National Security, LLC. Produced
+# Copyright (c) 2010-2024, Lawrence Livermore National Security, LLC. Produced
 # at the Lawrence Livermore National Laboratory. All Rights reserved. See files
 # LICENSE and NOTICE for details. LLNL-CODE-806117.
 #
@@ -1,6 +1,6 @@
 #!/bin/bash

-# Copyright (c) 2010-2023, Lawrence Livermore National Security, LLC. Produced
+# Copyright (c) 2010-2024, Lawrence Livermore National Security, LLC. Produced
 # at the Lawrence Livermore National Laboratory. All Rights reserved. See files
 # LICENSE and NOTICE for details. LLNL-CODE-806117.
 #
@@ -1,4 +1,4 @@
-// Copyright (c) 2010-2023, Lawrence Livermore National Security, LLC. Produced
+// Copyright (c) 2010-2024, Lawrence Livermore National Security, LLC. Produced
 // at the Lawrence Livermore National Laboratory. All Rights reserved. See files
 // LICENSE and NOTICE for details. LLNL-CODE-806117.
 //
@@ -1,4 +1,4 @@
-# Copyright (c) 2010-2023, Lawrence Livermore National Security, LLC. Produced
+# Copyright (c) 2010-2024, Lawrence Livermore National Security, LLC. Produced
 # at the Lawrence Livermore National Laboratory. All Rights reserved. See files
 # LICENSE and NOTICE for details. LLNL-CODE-806117.
 #
@@ -1,7 +1,7 @@
 MFEM NURBS mesh v1.0

 #
-# MFEM Geometry Types (see mesh/geom.hpp):
+# MFEM Geometry Types (see fem/geom.hpp):
 #
 # SEGMENT     = 1
 # SQUARE      = 3
@@ -1,7 +1,7 @@
 MFEM NURBS mesh v1.0

 #
-# MFEM Geometry Types (see mesh/geom.hpp):
+# MFEM Geometry Types (see fem/geom.hpp):
 #
 # SEGMENT     = 1
 # SQUARE      = 3
@@ -1,7 +1,7 @@
 MFEM mesh v1.0

 #
-# MFEM Geometry Types (see mesh/geom.hpp):
+# MFEM Geometry Types (see fem/geom.hpp):
 #
 # POINT       = 0
 # SEGMENT     = 1
@@ -0,0 +1,95 @@
+MFEM NURBS mesh v1.1
+
+#
+# MFEM Geometry Types (see mesh/geom.hpp):
+#
+# SEGMENT     = 1
+# SQUARE      = 3
+# CUBE        = 5
+#
+
+dimension
+2
+
+elements
+2
+1 3 0 1 4 5
+2 3 1 2 3 4
+
+boundary
+6
+3 1 0 1
+3 1 4 5
+3 1 1 2
+3 1 3 4
+1 1 5 0
+2 1 2 3
+
+edges
+7
+0 0 1
+0 5 4
+1 1 2
+1 4 3
+2 0 5
+2 1 4
+2 2 3
+
+vertices
+6
+
+knotvectors
+3
+1 5 0 0 1 2 3 4 4
+1 5 0 0 1 2 3 4 4
+1 2 0 0 1 1
+
+spacing
+3
+0 5 3 1 4 0 0 10.0
+1 4 3 2 4 0 1 0.15 0.15
+2 2 3 1 1 0 1 0.4
+
+weights
+1
+1
+1
+1
+1
+1
+1
+1
+1
+1
+1
+1
+1
+1
+1
+1
+1
+1
+
+FiniteElementSpace
+FiniteElementCollection: NURBS1
+VDim: 2
+Ordering: 1
+
+0 0
+4 0
+8 0
+8 1
+4 1
+0 1
+1 0
+2 0
+3 0
+3 1
+2 1
+1 1
+5 0
+6 0
+7 0
+7 1
+6 1
+5 1
@@ -1,7 +1,7 @@
 MFEM NURBS mesh v1.0

 #
-# MFEM Geometry Types (see mesh/geom.hpp):
+# MFEM Geometry Types (see fem/geom.hpp):
 #
 # SEGMENT     = 1
 # SQUARE      = 3
@@ -1,7 +1,7 @@
 MFEM mesh v1.0

 #
-# MFEM Geometry Types (see mesh/geom.hpp):
+# MFEM Geometry Types (see fem/geom.hpp):
 #
 # POINT       = 0
 # SEGMENT     = 1
@@ -1,7 +1,7 @@
 MFEM mesh v1.0

 #
-# MFEM Geometry Types (see mesh/geom.hpp):
+# MFEM Geometry Types (see fem/geom.hpp):
 #
 # POINT       = 0
 # SEGMENT     = 1
@@ -1,7 +1,7 @@
 MFEM mesh v1.0

 #
-# MFEM Geometry Types (see mesh/geom.hpp):
+# MFEM Geometry Types (see fem/geom.hpp):
 #
 # POINT       = 0
 # SEGMENT     = 1
@@ -1,7 +1,7 @@
 MFEM mesh v1.0

 #
-# MFEM Geometry Types (see mesh/geom.hpp):
+# MFEM Geometry Types (see fem/geom.hpp):
 #
 # POINT       = 0
 # SEGMENT     = 1
@@ -0,0 +1,118 @@
+SetFactory("OpenCASCADE");
+
+order = 1;
+
+R = 1;
+r = 0.2;
+
+Point(1) = {0,0,0};
+
+Point(2) = {r/Sqrt(2),r/Sqrt(2),0};
+Point(3) = {-r/Sqrt(2),r/Sqrt(2),0};
+Point(4) = {-r/Sqrt(2),-r/Sqrt(2),0};
+Point(5) = {r/Sqrt(2),-r/Sqrt(2),0};
+
+Point(6) = {R,0,0};
+Point(7) = {R/Sqrt(2),R/Sqrt(2),0};
+Point(8) = {0,R,0};
+Point(9) = {-R/Sqrt(2),R/Sqrt(2),0};
+Point(10) = {-R,0,0};
+Point(11) = {-R/Sqrt(2),-R/Sqrt(2),0};
+Point(12) = {0,-R,0};
+Point(13) = {R/Sqrt(2),-R/Sqrt(2),0};
+
+Line(1) = {1,2};
+Line(2) = {1,3};
+Line(3) = {1,4};
+Line(4) = {1,5};
+
+Line(5) = {1,6};
+Line(6) = {1,8};
+Line(7) = {1,10};
+Line(8) = {1,12};
+
+Line(9) = {2,6};
+Line(10) = {2,8};
+Line(11) = {3,8};
+Line(12) = {3,10};
+Line(13) = {4,10};
+Line(14) = {4,12};
+Line(15) = {5,12};
+Line(16) = {5,6};
+
+Line(17) = {6,7};
+Line(18) = {7,8};
+Line(19) = {8,9};
+Line(20) = {9,10};
+Line(21) = {10,11};
+Line(22) = {11,12};
+Line(23) = {12,13};
+Line(24) = {13,6};
+
+Transfinite Curve{1:24} = 2;
+
+Physical Curve("ENE") = {17};
+Physical Curve("NNE") = {18};
+Physical Curve("NNW") = {19};
+Physical Curve("WNW") = {20};
+Physical Curve("WSW") = {21};
+Physical Curve("SSW") = {22};
+Physical Curve("SSE") = {23};
+Physical Curve("ESE") = {24};
+
+Curve Loop(1) = {9,17,18,-10};
+Curve Loop(2) = {11,19,20,-12};
+Curve Loop(3) = {13,21,22,-14};
+Curve Loop(4) = {15,23,24,-16};
+
+Plane Surface(1) = {1};
+Plane Surface(2) = {2};
+Plane Surface(3) = {3};
+Plane Surface(4) = {4};
+
+Transfinite Surface{1} = {2,6,7,8};
+Transfinite Surface{2} = {3,8,9,10};
+Transfinite Surface{3} = {4,10,11,12};
+Transfinite Surface{4} = {5,12,13,6};
+Recombine Surface{1:4};
+
+Physical Surface("Base") = {1,2,3,4};
+
+Curve Loop(5) = {1,10,-6};
+Plane Surface(5) = {5};
+Physical Surface("N Even") = {5};
+
+Curve Loop(6) = {6,-11,-2};
+Plane Surface(6) = {6};
+Physical Surface("N Odd") = {6};
+
+Curve Loop(7) = {2,12,-7};
+Plane Surface(7) = {7};
+Physical Surface("W Even") = {7};
+
+Curve Loop(8) = {7,-13,-3};
+Plane Surface(8) = {8};
+Physical Surface("W Odd") = {8};
+
+Curve Loop(9) = {3,14,-8};
+Plane Surface(9) = {9};
+Physical Surface("S Even") = {9};
+
+Curve Loop(10) = {8,-15,-4};
+Plane Surface(10) = {10};
+Physical Surface("S Odd") = {10};
+
+Curve Loop(11) = {4,16,-5};
+Plane Surface(11) = {11};
+Physical Surface("E Even") = {11};
+
+Curve Loop(12) = {5,-9,-1};
+Plane Surface(12) = {12};
+Physical Surface("E Odd") = {12};
+
+// Generate 2D mesh
+Mesh 2;
+SetOrder order;
+Mesh.MshFileVersion = 2.2;
+
+Save "compass.msh";
@@ -0,0 +1,95 @@
+MFEM mesh v1.3
+
+#
+# MFEM Geometry Types (see mesh/geom.hpp):
+#
+# POINT       = 0
+# SEGMENT     = 1
+# TRIANGLE    = 2
+# SQUARE      = 3
+# TETRAHEDRON = 4
+# CUBE        = 5
+# PRISM       = 6
+#
+
+dimension
+2
+
+elements
+12
+10 2 7 0 1
+11 2 0 7 2
+12 2 9 0 2
+13 2 0 9 3
+14 2 11 0 3
+15 2 0 11 4
+16 2 5 0 4
+17 2 0 5 1
+9 3 1 5 6 7
+9 3 2 7 8 9
+9 3 3 9 10 11
+9 3 4 11 12 5
+
+attribute_sets
+16
+"Base" 1 9
+"E Even" 1 16
+"E Odd" 1 17
+"East" 2 16 17
+"N Even" 1 10
+"N Odd" 1 11
+"North" 2 10 11
+"Rose" 8 10 11 12 13 14 15 16 17
+"Rose Even" 4 10 12 14 16
+"Rose Odd" 4 11 13 15 17
+"S Even" 1 14
+"S Odd" 1 15
+"South" 2 14 15
+"W Even" 1 12
+"W Odd" 1 13
+"West" 2 12 13
+
+boundary
+8
+1 1 5 6
+2 1 6 7
+3 1 7 8
+4 1 8 9
+5 1 9 10
+6 1 10 11
+7 1 11 12
+8 1 12 5
+
+bdr_attribute_sets
+13
+"Boundary" 8 1 2 3 4 5 6 7 8
+"ENE" 1 1
+"ESE" 1 8
+"Eastern Boundary" 2 1 8
+"NNE" 1 2
+"NNW" 1 3
+"Northern Boundary" 2 2 3
+"SSE" 1 7
+"SSW" 1 6
+"Southern Boundary" 2 6 7
+"WNW" 1 4
+"WSW" 1 5
+"Western Boundary" 2 4 5
+
+vertices
+13
+2
+0 0
+0.14142136 0.14142136
+-0.14142136 0.14142136
+-0.14142136 -0.14142136
+0.14142136 -0.14142136
+1 0
+0.70710678 0.70710678
+0 1
+-0.70710678 0.70710678
+-1 0
+-0.70710678 -0.70710678
+0 -1
+0.70710678 -0.70710678
+mfem_mesh_end
@@ -0,0 +1,62 @@
+$MeshFormat
+2.2 0 8
+$EndMeshFormat
+$PhysicalNames
+17
+1 1 "ENE"
+1 2 "NNE"
+1 3 "NNW"
+1 4 "WNW"
+1 5 "WSW"
+1 6 "SSW"
+1 7 "SSE"
+1 8 "ESE"
+2 9 "Base"
+2 10 "N Even"
+2 11 "N Odd"
+2 12 "W Even"
+2 13 "W Odd"
+2 14 "S Even"
+2 15 "S Odd"
+2 16 "E Even"
+2 17 "E Odd"
+$EndPhysicalNames
+$Nodes
+13
+1 0 0 0
+2 0.1414213562373095 0.1414213562373095 0
+3 -0.1414213562373095 0.1414213562373095 0
+4 -0.1414213562373095 -0.1414213562373095 0
+5 0.1414213562373095 -0.1414213562373095 0
+6 1 0 0
+7 0.7071067811865475 0.7071067811865475 0
+8 0 1 0
+9 -0.7071067811865475 0.7071067811865475 0
+10 -1 0 0
+11 -0.7071067811865475 -0.7071067811865475 0
+12 0 -1 0
+13 0.7071067811865475 -0.7071067811865475 0
+$EndNodes
+$Elements
+20
+1 1 2 1 17 6 7
+2 1 2 2 18 7 8
+3 1 2 3 19 8 9
+4 1 2 4 20 9 10
+5 1 2 5 21 10 11
+6 1 2 6 22 11 12
+7 1 2 7 23 12 13
+8 1 2 8 24 13 6
+9 2 2 10 5 1 2 8
+10 2 2 11 6 1 8 3
+11 2 2 12 7 1 3 10
+12 2 2 13 8 1 10 4
+13 2 2 14 9 1 4 12
+14 2 2 15 10 1 12 5
+15 2 2 16 11 1 5 6
+16 2 2 17 12 1 6 2
+17 3 2 9 1 2 6 7 8
+18 3 2 9 2 3 8 9 10
+19 3 2 9 3 4 10 11 12
+20 3 2 9 4 5 12 13 6
+$EndElements
@@ -1,7 +1,7 @@
 MFEM NURBS mesh v1.0

 #
-# MFEM Geometry Types (see mesh/geom.hpp):
+# MFEM Geometry Types (see fem/geom.hpp):
 #
 # SEGMENT     = 1
 # SQUARE      = 3
@@ -1,7 +1,7 @@
 MFEM mesh v1.0

 #
-# MFEM Geometry Types (see mesh/geom.hpp):
+# MFEM Geometry Types (see fem/geom.hpp):
 #
 # POINT       = 0
 # SEGMENT     = 1
@@ -1,7 +1,7 @@
 MFEM mesh v1.0

 #
-# MFEM Geometry Types (see mesh/geom.hpp):
+# MFEM Geometry Types (see fem/geom.hpp):
 #
 # POINT       = 0
 # SEGMENT     = 1
@@ -1,7 +1,7 @@
 MFEM NURBS mesh v1.0

 #
-# MFEM Geometry Types (see mesh/geom.hpp):
+# MFEM Geometry Types (see fem/geom.hpp):
 #
 # SEGMENT     = 1
 # SQUARE      = 3
--- a/Show More
+++ b/Show More