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Question about SymGEigsSolver right hand side matrix

Status: Open.

#186 In yixuan/spectra;

· thiaothiao opened on May 10, 2026

Ask for multi-threaded diagonalization

Status: Open.

#185 In yixuan/spectra;

· pjw2015yfqh opened on Feb 5, 2026

Please print the pverall summary of tests

Status: Open.

#184 In yixuan/spectra;

· yurivict opened on Nov 12, 2025

Request to remove the limitation on the number of eigenvectors and allow computing the full set

Status: Open.

#182 In yixuan/spectra;

· MohammadRaziei opened on Sep 30, 2025

Adding optional callback to Spectra

Status: Open.

#181 In yixuan/spectra;

· Luecx opened on Sep 29, 2025

LOBPCG not works well

Status: Open.

#180 In yixuan/spectra;

· AsnMath opened on Sep 10, 2025

ctest failed on fedora s390x

Status: Open.

#177 In yixuan/spectra;

· topazus opened on Jan 3, 2025

Shift-and-invert mode wrong result compared to Matlab

Status: Open.

#172 In yixuan/spectra;

· Litbeginner opened on Mar 21, 2024

Generalized Eigenvalue - Support for positive semi-definite but singular matrices

Status: Open.

#171 In yixuan/spectra;

· brtang63 opened on Jan 12, 2024

build failed on epel-9 ppc64le, /usr/include/eigen3/Eigen/src/Core/arch/AltiVec/MatrixProductCommon.h:215:28: error: inlining failed in call to 'always_inline' 'Eigen::internal::ploadRhs<float, float __vector(4)>(float const*)float __vector(4)': target specific option mismatch

Status: Open.

#170 In yixuan/spectra;

· topazus opened on Dec 8, 2023

How does spectra compare to Matlab eigs

Status: Open.

#167 In yixuan/spectra;

· lukkio88 opened on Sep 18, 2023

Puzzling performance with Spectra when solving a general eigen for large sparse matrix (real symmetric both L and M)

Status: Open.

#165 In yixuan/spectra;

· jianbinghuang opened on Aug 21, 2023