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This commit is contained in:
Peter Boyle 2024-04-16 15:42:46 -04:00
parent 2aaa959b5f
commit bfa7b69aff
1 changed files with 21 additions and 21 deletions
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42
Grid/algorithms/iterative/ImplicitlyRestartedBlockLanczosCoarse.h
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@ -279,11 +279,11 @@ public:
Qt = Eigen::MatrixXcd::Identity(Nm,Nm);
diagonalize(eval2,lmd2,lme2,Nu,Nm,Nm,Qt,grid);
_sort.push(eval2,Nm);
Glog << "#Ritz value before shift: "<< std::endl;
// Glog << "#Ritz value before shift: "<< std::endl;
for(int i=0; i<Nm; ++i){
std::cout.precision(13);
std::cout << "[" << std::setw(4)<< std::setiosflags(std::ios_base::right) <<i<<"] ";
std::cout << "Rval = "<<std::setw(20)<< std::setiosflags(std::ios_base::left)<< eval2[i] << std::endl;
// std::cout.precision(13);
// std::cout << "[" << std::setw(4)<< std::setiosflags(std::ios_base::right) <<i<<"] ";
// std::cout << "Rval = "<<std::setw(20)<< std::setiosflags(std::ios_base::left)<< eval2[i] << std::endl;
}
//----------------------------------------------------------------------
@ -325,11 +325,11 @@ public:
Qt = Eigen::MatrixXcd::Identity(Nm,Nm);
diagonalize(eval2,lmd2,lme2,Nu,Nk,Nm,Qt,grid);
_sort.push(eval2,Nk);
Glog << "#Ritz value after shift: "<< std::endl;
// Glog << "#Ritz value after shift: "<< std::endl;
for(int i=0; i<Nk; ++i){
std::cout.precision(13);
std::cout << "[" << std::setw(4)<< std::setiosflags(std::ios_base::right) <<i<<"] ";
std::cout << "Rval = "<<std::setw(20)<< std::setiosflags(std::ios_base::left)<< eval2[i] << std::endl;
// std::cout.precision(13);
// std::cout << "[" << std::setw(4)<< std::setiosflags(std::ios_base::right) <<i<<"] ";
// std::cout << "Rval = "<<std::setw(20)<< std::setiosflags(std::ios_base::left)<< eval2[i] << std::endl;
}
}
//----------------------------------------------------------------------
@ -467,10 +467,10 @@ public:
// set initial vector
for (int i=0; i<Nu; ++i) {
Glog << "norm2(src[" << i << "])= "<< norm2(src[i]) << std::endl;
// Glog << "norm2(src[" << i << "])= "<< norm2(src[i]) << std::endl;
evec[i] = src[i];
orthogonalize(evec[i],evec,i);
Glog << "norm2(evec[" << i << "])= "<< norm2(evec[i]) << std::endl;
// Glog << "norm2(evec[" << i << "])= "<< norm2(evec[i]) << std::endl;
}
// exit(-43);
@ -506,11 +506,11 @@ public:
Qt = Eigen::MatrixXcd::Identity(Nr,Nr);
diagonalize(eval2,lmd2,lme2,Nu,Nr,Nr,Qt,grid);
_sort.push(eval2,Nr);
Glog << "#Ritz value: "<< std::endl;
// Glog << "#Ritz value: "<< std::endl;
for(int i=0; i<Nr; ++i){
std::cout.precision(13);
std::cout << "[" << std::setw(4)<< std::setiosflags(std::ios_base::right) <<i<<"] ";
std::cout << "Rval = "<<std::setw(20)<< std::setiosflags(std::ios_base::left)<< eval2[i] << std::endl;
// std::cout.precision(13);
// std::cout << "[" << std::setw(4)<< std::setiosflags(std::ios_base::right) <<i<<"] ";
// std::cout << "Rval = "<<std::setw(20)<< std::setiosflags(std::ios_base::left)<< eval2[i] << std::endl;
}
// Convergence test
@ -639,10 +639,10 @@ private:
for (int u=0; u<mrhs; ++u) in[u] = evec[L+k_start+u];
VectorPoly(in,out);
for (int u=0; u<mrhs; ++u) w[k_start+u] = out[u];
for (int u=0; u<mrhs; ++u) Glog << " out["<<u<<"] = "<<norm2(out[u])<<std::endl;
// for (int u=0; u<mrhs; ++u) Glog << " out["<<u<<"] = "<<norm2(out[u])<<std::endl;
k_start +=mrhs;
}
Glog << "LinAlg "<< std::endl;
// Glog << "LinAlg "<< std::endl;
if (b>0) {
for (int u=0; u<Nu; ++u) {
@ -663,7 +663,7 @@ private:
for (int u=0; u<Nu; ++u) {
for (int k=L+u; k<R; ++k) {
lmd[u][k] = innerProduct(evec[k],w[u]); // lmd = transpose of alpha
Glog <<"lmd "<<u<<" "<<k<<lmd[u][k] -conjugate(innerProduct(evec[u+L],w[k-L]))<<std::endl;
// Glog <<"lmd "<<u<<" "<<k<<lmd[u][k] -conjugate(innerProduct(evec[u+L],w[k-L]))<<std::endl;
lmd[k-L][u+L] = conjugate(lmd[u][k]); // force hermicity
}
lmd[u][L+u] = real(lmd[u][L+u]); // force diagonal to be real
@ -676,7 +676,7 @@ private:
}
w_copy[u] = w[u];
}
Glog << "LinAlg done"<< std::endl;
// Glog << "LinAlg done"<< std::endl;
// In block version, the steps 6 and 7 in Lanczos construction is
// replaced by the QR decomposition of new basis block.
@ -695,7 +695,7 @@ private:
for (int u=1; u<Nu; ++u) {
orthogonalize(w[u],w,u);
}
Glog << "Gram Schmidt done "<< std::endl;
// Glog << "Gram Schmidt done "<< std::endl;
Glog << "LinAlg "<< std::endl;
for (int u=0; u<Nu; ++u) {
@ -708,10 +708,10 @@ private:
//lme[0][L] = beta;
for (int u=0; u<Nu; ++u) {
Glog << "norm2(w[" << u << "])= "<< norm2(w[u]) << std::endl;
// Glog << "norm2(w[" << u << "])= "<< norm2(w[u]) << std::endl;
assert (!isnan(norm2(w[u])));
for (int k=L+u; k<R; ++k) {
Glog <<" In block "<< b << "," <<" beta[" << u << "," << k-L << "] = " << lme[u][k] << std::endl;
// Glog <<" In block "<< b << "," <<" beta[" << u << "," << k-L << "] = " << lme[u][k] << std::endl;
}
}
Glog << "LinAlg done "<< std::endl;