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Merge branch 'KS_shifted' of github.com:chulwoo1/Grid into KS_shifted

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Chulwoo Jung
2026-04-17 16:35:17 -04:00
parent b4c77ca762 82a8f1342e
commit 819f706778
3 changed files with 58 additions and 16 deletions
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examples/Example_krylov_schur.cc
+6 -5
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@@ -351,19 +351,20 @@ int main (int argc, char ** argv)
KrylovSchur KrySchur (Dwilson, UGrid, resid,EvalImNormSmall);
// KrySchur(src[0], maxIter, Nm, Nk, Nstop);
KrySchur(src[0], maxIter, Nm, Nk, Nstop,&shift);
std::cout << GridLogMessage << "KrylovSchur evec.size= " << KrySchur.evecs.size()<< std::endl;
#else
int Nblock=4;
Nblock=LanParams.Nblock;
bool if_verify=false;
if(LanParams.verify) if_verify=true;
KrylovSchur KrySchur (Dwilson, UGrid, resid,EvalImNormSmall);
KrySchur(src, maxIter, Nm, Nk, Nstop,Nblock,true,true);
// BlockKrylovSchur KrySchur (Dwilson, UGrid, resid,EvalImNormSmall);
// KrySchur(src, maxIter, Nm, Nk, Nstop,Nblock,true,if_verify);
// KrylovSchur KrySchur (Dwilson, UGrid, resid,EvalImNormSmall);
// KrySchur(src, maxIter, Nm, Nk, Nstop,true,if_verify);
BlockKrylovSchur KrySchur (Dwilson, UGrid, resid,EvalImNormSmall);
KrySchur(src, maxIter, Nm, Nk, Nstop,Nblock,true,if_verify);
// HarmonicBlockKrylovSchur KrySchur (Dwilson, UGrid, resid,shift,EvalImNormSmall);
// KrySchur(src, maxIter, Nm, Nk, Nstop,Nblock,true);
std::cout << GridLogMessage << "BlockKrylovSchur evec.size= " << KrySchur.evecs.size()<< std::endl;
#endif
std::cout << GridLogMessage << "evec.size= " << KrySchur.evecs.size()<< std::endl;
src[0]=KrySchur.evecs[0];
std::cout << GridLogMessage << "KrySchur.evecs= "<< KrySchur.evecs.size() <<std::endl;