Fix covmat reg tests#779

Merged

wilsonmr merged 3 commits into

fix_covmat_test

May 18, 2020

Commits on May 13, 2020

expand covmat reg tests and make procedure more robust
wilsonmr
committed
changed handling of zero eigenvalues to use epsilon parameter and fail if smallest eigenvalue is more negative than -tolerance
wilsonmr
committed

Commits on May 14, 2020

change algorithm to still work with negative eigs but give warning
wilsonmr
committed