From 3bedbfb369d20ab9e97acbe479a91fedbf8c855e Mon Sep 17 00:00:00 2001 From: conrad Date: Sat, 2 Jan 2021 02:05:10 +1000 Subject: [PATCH] clarifications on use of NEWARP and ARPACK --- docs.html | 8 +++++--- 1 file changed, 5 insertions(+), 3 deletions(-) diff --git a/docs.html b/docs.html index 6531597a..6ccc738d 100644 --- a/docs.html +++ b/docs.html @@ -18005,9 +18005,10 @@ Disable use of BLAS; overrides ARMA_USE_BLAS   -Enable use of the built-in reimplementation of ARPACK (Armadillo 7.x and later versions). +Enable use of NEWARP (built-in alternative to ARPACK). This is used for the eigen decomposition of real (non-complex) sparse matrices, ie. eigs_gen(), eigs_sym() and svds(). Requires ARMA_USE_LAPACK to be enabled. +If use of both NEWARP and ARPACK is enabled, NEWARP will be preferred. @@ -18029,7 +18030,7 @@ Requires ARMA_USE_LAPACK to be enabled.   -Disable use of the built-in reimplementation of ARPACK; overrides ARMA_USE_NEWARP +Disable use of NEWARP (built-in alternative to ARPACK); overrides ARMA_USE_NEWARP @@ -18052,7 +18053,8 @@ Disable use of the built-in reimplementation of ARPACK; overrides ARMA_USE_NE Enable use of ARPACK, or a high-speed replacement for ARPACK. -Armadillo requires ARPACK for the eigen decomposition of complex sparse matrices, ie. eigs_gen(), eigs_sym() and svds() +Armadillo requires ARPACK for the eigen decomposition of complex sparse matrices, ie. eigs_gen(), eigs_sym() and svds(). +If use of NEWARP is disabled, ARPACK will also be used for the eigen decomposition of real sparse matrices.