tree d154dadea5aed4828319b935443cc4338698b4ff
parent f1dfac8cd6b28bb7a6c4bcd7658dd810faf1796e
author Mark Shachkov <markshachkov@gmail.com> 1660254851 +0300
committer Mark Shachkov <markshachkov@gmail.com> 1660413911 +0300
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 CwEAAAS2
 -----END SSH SIGNATURE-----

Enable usage of schur power series expansion preconditioner.

Add an option to use schur power series expansion for initialization
of pcg solution in ITERATIVE_SCHUR linear solver.

Change-Id: Ifb8bce02bc5f5ceebc74f961eefd3f6dd2ffab4a