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fix projection

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This commit is contained in:
Alessandro Lupo
2021-10-22 10:44:54 +01:00
parent 4e31e4e094
commit 4d8ae6221c
3 changed files with 84 additions and 12 deletions
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12
tests/sp2n/Test_project_on_Sp.cc
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@ -45,7 +45,7 @@ int main (int argc, char **argv)
std::cout <<GridLogMessage << std::endl;
if (Nc != 2)
{
std::cout << "This matrix should not leave Omega invariant, expect a warning" << std::endl;
std::cout << GridLogMessage << "This matrix should not leave Omega invariant, expect a warning" << std::endl;
}
Sp<nsp>::OmegaInvariance(U);
std::cout <<GridLogMessage << std::endl;
@ -56,18 +56,18 @@ int main (int argc, char **argv)
std::cout << GridLogMessage << "Unitary matrix deformed " << std::endl;
std::cout << GridLogMessage << "now U adjU - 1 = " << norm2(aux) << std::endl;
std::cout <<GridLogMessage << std::endl;
std::cout << "This matrix should not leave Omega invariant, expect a warning" << std::endl;
Sp<nsp>::OmegaInvariance(U);
std::cout <<GridLogMessage << std::endl;
std::cout << GridLogMessage << "Projecting on Sp2n " << std::endl;
U = ProjectOnSpGroup(U);
//U = ProjectOnGroup(U);
aux = U*adj(U) - identity;
std::cout <<GridLogMessage << std::endl;
std::cout <<GridLogMessage << std::endl;
std::cout << GridLogMessage << "Unitary check after Sp(2n) projection " << std::endl;
std::cout << GridLogMessage << "U adjU - 1 = " << norm2(aux) << std::endl;
assert( norm2(aux) < 1e-6);
assert( norm2(aux) < 1e-8);
std::cout <<GridLogMessage << std::endl;
std::cout <<GridLogMessage << std::endl;
@ -81,7 +81,9 @@ int main (int argc, char **argv)
Sp<nsp>::OmegaInvariance(U);
// checks on elements
std::cout <<GridLogMessage << std::endl;
std::cout <<GridLogMessage << std::endl;
std::cout << GridLogMessage << "Checking the structure is " << std::endl;
std::cout << GridLogMessage << "U = ( W X ) " << std::endl;
std::cout << GridLogMessage << " ( -X^* W^* ) " << std::endl;