mirror of
https://github.com/paboyle/Grid.git
synced 2024-11-10 07:55:35 +00:00
Taken care of algebra tests
This commit is contained in:
Julian Lenz
parent
42b0e1125d
commit
ac0a74be0d
@ -68,7 +68,6 @@ void test_group_projections(T U) {
|
||||
LatticeColourMatrixD identity(U.Grid());
|
||||
identity = 1.0;
|
||||
|
||||
std::cout <<GridLogMessage << std::endl;
|
||||
std::cout << GridLogMessage << "# # # #" << std::endl;
|
||||
std::cout << GridLogMessage << "Group" << std::endl;
|
||||
std::cout << GridLogMessage << "# # # #" << std::endl;
|
||||
@ -99,6 +98,102 @@ void test_group_projections(T U) {
|
||||
assert(is_element_of_sp2n_group(U));
|
||||
}
|
||||
|
||||
template<typename T>
|
||||
bool has_correct_algebra_block_structure(const T& U) {
|
||||
const int nsp = Nc / 2;
|
||||
Complex i(0., 1.);
|
||||
std::cout << GridLogMessage << "Checking the structure is " << std::endl;
|
||||
std::cout << GridLogMessage << "U = ( W X ) " << std::endl;
|
||||
std::cout << GridLogMessage << " ( X^* -W^* ) " << std::endl;
|
||||
std::cout <<GridLogMessage << std::endl;
|
||||
for (int c1 = 0; c1 < nsp; c1++) //check on W
|
||||
{
|
||||
for (int c2 = 0; c2 < nsp; c2++)
|
||||
{
|
||||
auto W = PeekIndex<ColourIndex>(U,c1,c2);
|
||||
auto Wstar = PeekIndex<ColourIndex>(U,c1+nsp,c2+nsp);
|
||||
auto Ww = conjugate( Wstar );
|
||||
auto amizero = sum(W + Ww);
|
||||
auto amizeroo = TensorRemove(amizero);
|
||||
assert( amizeroo.real() < 10e-6 );
|
||||
amizeroo *= i;
|
||||
assert( amizeroo.real() < 10e-6 );
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
for (int c1 = 0; c1 < nsp ; c1++)
|
||||
{
|
||||
for (int c2 = 0; c2 < nsp; c2++)
|
||||
{
|
||||
auto X = PeekIndex<ColourIndex>(U,c1,c2+nsp);
|
||||
auto minusXstar = PeekIndex<ColourIndex>(U,c1+nsp,c2);
|
||||
auto minusXx = conjugate(minusXstar);
|
||||
auto amizero = sum (X - minusXx);
|
||||
auto amizeroo = TensorRemove(amizero);
|
||||
assert( amizeroo.real() < 10e-6 );
|
||||
amizeroo *= i;
|
||||
assert( amizeroo.real() < 10e-6 );
|
||||
}
|
||||
}
|
||||
return true;
|
||||
}
|
||||
|
||||
template<typename T>
|
||||
bool is_element_of_sp2n_algebra(T U) {
|
||||
|
||||
LatticeColourMatrixD aux(U.Grid());
|
||||
LatticeColourMatrixD identity(U.Grid());
|
||||
identity = 1.0;
|
||||
|
||||
aux = U - adj(U);
|
||||
std::cout << GridLogMessage << "T - Tda = " << norm2(aux) << std::endl;
|
||||
assert( norm2(aux) < 1e-8);
|
||||
aux = U + adj(U);
|
||||
std::cout << GridLogMessage << "T + Tda = " << norm2(aux) << std::endl;
|
||||
assert( norm2(aux) < 1e-8);
|
||||
|
||||
std::cout << GridLogMessage << "Check that Omega U Omega = conj(U)" << std::endl;
|
||||
|
||||
LatticeColourMatrixD Omega(U.Grid());
|
||||
Sp<Nc>::Omega(Omega);
|
||||
aux = Omega*U*Omega - conjugate(U);
|
||||
std::cout << GridLogMessage << "Omega U Omega - conj(U) = " << norm2(aux) << std::endl;
|
||||
assert( norm2(aux) < 1e-8);
|
||||
|
||||
return has_correct_algebra_block_structure(U);
|
||||
}
|
||||
|
||||
|
||||
template< typename T>
|
||||
void test_algebra_projections(T U) {
|
||||
RealD Delta = 666.;
|
||||
LatticeColourMatrixD tmp(U.Grid());
|
||||
LatticeColourMatrixD identity(U.Grid());
|
||||
identity = 1.0;
|
||||
|
||||
std::cout << GridLogMessage << "# # # #" << std::endl;
|
||||
std::cout << GridLogMessage << "Algebra" << std::endl;
|
||||
std::cout << GridLogMessage << "# # # #" << std::endl;
|
||||
std::cout <<GridLogMessage << std::endl;
|
||||
|
||||
std::string name="SpTa";
|
||||
std::cout << GridLogMessage << "Testing "<< name << std::endl;
|
||||
std::cout << GridLogMessage << "Apply to deformed matrix" << std::endl;
|
||||
|
||||
U = U + Delta*identity;
|
||||
U = SpTa(U);
|
||||
assert(is_element_of_sp2n_algebra(U));
|
||||
|
||||
name="TaProj";
|
||||
std::cout << GridLogMessage << "Testing "<< name << std::endl;
|
||||
std::cout << GridLogMessage << "Apply to deformed matrix" << std::endl;
|
||||
|
||||
U = U + Delta*identity;
|
||||
Sp<Nc>::taProj(U, tmp);
|
||||
U = tmp;
|
||||
assert(is_element_of_sp2n_algebra(U));
|
||||
}
|
||||
|
||||
|
||||
int main (int argc, char **argv)
|
||||
@ -139,155 +234,9 @@ int main (int argc, char **argv)
|
||||
|
||||
SU<Nc>::HotConfiguration(pRNG,Umu);
|
||||
U = PeekIndex<LorentzIndex>(Umu,0);
|
||||
|
||||
aux = U*adj(U) - identity;
|
||||
std::cout << GridLogMessage << "Starting with random SUn matrix " << std::endl;
|
||||
std::cout << GridLogMessage << "Unitary check " << std::endl;
|
||||
std::cout <<GridLogMessage << "U adjU - 1 = " << norm2(aux) << std::endl;
|
||||
assert ( norm2(aux) < 1e-8 );
|
||||
std::cout <<GridLogMessage << std::endl;
|
||||
if (Nc != 2)
|
||||
{
|
||||
std::cout << GridLogMessage << "This matrix should not leave Omega invariant, expect a warning" << std::endl;
|
||||
}
|
||||
Sp<Nc>::OmegaInvariance(U);
|
||||
std::cout <<GridLogMessage << std::endl;
|
||||
|
||||
U = U + epsilon*identity;
|
||||
aux = U*adj(U) - identity;
|
||||
|
||||
std::cout << GridLogMessage << "Unitary matrix deformed " << std::endl;
|
||||
std::cout << GridLogMessage << "now U adjU - 1 = " << norm2(aux) << std::endl;
|
||||
|
||||
test_group_projections(U);
|
||||
|
||||
std::cout <<GridLogMessage << std::endl;
|
||||
std::cout << GridLogMessage << "# # # #" << std::endl;
|
||||
std::cout << GridLogMessage << "Algebra" << std::endl;
|
||||
std::cout << GridLogMessage << "# # # #" << std::endl;
|
||||
std::cout <<GridLogMessage << std::endl;
|
||||
std::cout << GridLogMessage << "Testing SpTa" << std::endl;
|
||||
|
||||
U = PeekIndex<LorentzIndex>(Umu,1);
|
||||
U = U + Delta*identity;
|
||||
std::cout << GridLogMessage << "Matrix deformed " << std::endl;
|
||||
std::cout << GridLogMessage << "Apply SpTa to deformed matrix" << std::endl;
|
||||
U = SpTa(U);
|
||||
|
||||
aux = U - adj(U);
|
||||
std::cout << GridLogMessage << "SpTa ::: T - Tda = " << norm2(aux) << std::endl;
|
||||
aux = U + adj(U);
|
||||
std::cout << GridLogMessage << "SpTa ::: T + Tda = " << norm2(aux) << std::endl;
|
||||
|
||||
std::cout << GridLogMessage << "Check that Omega U Omega = conj(U)" << std::endl;
|
||||
|
||||
LatticeColourMatrixD Omega(&Grid);
|
||||
Sp<Nc>::Omega(Omega);
|
||||
aux = Omega*U*Omega - conjugate(U);
|
||||
std::cout << GridLogMessage << "Omega U Omega - conj(U) = " << norm2(aux) << std::endl;
|
||||
assert( norm2(aux) < 1e-8);
|
||||
|
||||
|
||||
std::cout << GridLogMessage << "Checking the structure is " << std::endl;
|
||||
std::cout << GridLogMessage << "U = ( W X ) " << std::endl;
|
||||
std::cout << GridLogMessage << " ( X^* -W^* ) " << std::endl;
|
||||
std::cout <<GridLogMessage << std::endl;
|
||||
for (int c1 = 0; c1 < nsp; c1++) //check on W
|
||||
{
|
||||
for (int c2 = 0; c2 < nsp; c2++)
|
||||
{
|
||||
auto W = PeekIndex<ColourIndex>(U,c1,c2);
|
||||
auto Wstar = PeekIndex<ColourIndex>(U,c1+nsp,c2+nsp);
|
||||
auto Ww = conjugate( Wstar );
|
||||
auto amizero = sum(W + Ww);
|
||||
auto amizeroo = TensorRemove(amizero);
|
||||
assert( amizeroo.real() < 10e-6 );
|
||||
amizeroo *= i;
|
||||
assert( amizeroo.real() < 10e-6 );
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
for (int c1 = 0; c1 < nsp ; c1++)
|
||||
{
|
||||
for (int c2 = 0; c2 < nsp; c2++)
|
||||
{
|
||||
auto X = PeekIndex<ColourIndex>(U,c1,c2+nsp);
|
||||
auto minusXstar = PeekIndex<ColourIndex>(U,c1+nsp,c2);
|
||||
auto minusXx = conjugate(minusXstar);
|
||||
auto amizero = sum (X - minusXx);
|
||||
auto amizeroo = TensorRemove(amizero);
|
||||
assert( amizeroo.real() < 10e-6 );
|
||||
amizeroo *= i;
|
||||
assert( amizeroo.real() < 10e-6 );
|
||||
}
|
||||
}
|
||||
|
||||
//test Ta
|
||||
/*
|
||||
U = U + 666.*identity;
|
||||
Up = Ta(U);
|
||||
aux = Up - adj(Up);
|
||||
std::cout << GridLogMessage << "TA !!! T - Tda = " << norm2(aux) << std::endl;
|
||||
aux = Up + adj(Up);
|
||||
std::cout << GridLogMessage << "TA !!! T + Tda = " << norm2(aux) << std::endl;*/
|
||||
|
||||
// test taProj
|
||||
std::cout << GridLogMessage << "Testing taProj" << std::endl;
|
||||
U = U + Delta*identity;
|
||||
std::cout << GridLogMessage << "Matrix deformed " << std::endl;
|
||||
std::cout << GridLogMessage << "Apply taProj to deformed matrix" << std::endl;
|
||||
Sp<Nc>::taProj(U, Up);
|
||||
aux = Up - adj(Up);
|
||||
std::cout << GridLogMessage << "taProj ::: T - Tda = " << norm2(aux) << std::endl;
|
||||
aux = Up + adj(Up);
|
||||
std::cout << GridLogMessage << "taProj ::: T + Tda = " << norm2(aux) << std::endl;
|
||||
|
||||
std::cout << GridLogMessage << "Check that Omega U Omega = conj(U)" << std::endl;
|
||||
Sp<Nc>::Omega(Omega);
|
||||
aux = Omega*Up*Omega - conjugate(Up);
|
||||
std::cout << GridLogMessage << "Omega U Omega - conj(U) = " << norm2(aux) << std::endl;
|
||||
assert( norm2(aux) < 1e-8);
|
||||
// before it was
|
||||
aux = Omega*U*Omega - conjugate(U);
|
||||
std::cout << GridLogMessage << " before taProj Omega U Omega - conj(U) = " << norm2(aux) << std::endl;
|
||||
|
||||
U = Up;
|
||||
|
||||
std::cout << GridLogMessage << "Checking the structure is " << std::endl;
|
||||
std::cout << GridLogMessage << "U = ( W X ) " << std::endl;
|
||||
std::cout << GridLogMessage << " ( X^* -W^* ) " << std::endl;
|
||||
std::cout <<GridLogMessage << std::endl;
|
||||
for (int c1 = 0; c1 < nsp; c1++) //check on W
|
||||
{
|
||||
for (int c2 = 0; c2 < nsp; c2++)
|
||||
{
|
||||
auto W = PeekIndex<ColourIndex>(U,c1,c2);
|
||||
auto Wstar = PeekIndex<ColourIndex>(U,c1+nsp,c2+nsp);
|
||||
auto Ww = conjugate( Wstar );
|
||||
auto amizero = sum(W + Ww);
|
||||
auto amizeroo = TensorRemove(amizero);
|
||||
assert( amizeroo.real() < 10e-6 );
|
||||
amizeroo *= i;
|
||||
assert( amizeroo.real() < 10e-6 );
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
for (int c1 = 0; c1 < nsp ; c1++)
|
||||
{
|
||||
for (int c2 = 0; c2 < nsp; c2++)
|
||||
{
|
||||
auto X = PeekIndex<ColourIndex>(U,c1,c2+nsp);
|
||||
auto minusXstar = PeekIndex<ColourIndex>(U,c1+nsp,c2);
|
||||
auto minusXx = conjugate(minusXstar);
|
||||
auto amizero = sum (X - minusXx);
|
||||
auto amizeroo = TensorRemove(amizero);
|
||||
assert( amizeroo.real() < 10e-6 );
|
||||
amizeroo *= i;
|
||||
assert( amizeroo.real() < 10e-6 );
|
||||
}
|
||||
}
|
||||
test_algebra_projections(U);
|
||||
|
||||
Grid_finalize();
|
||||
|
||||
|
||||
Loading…
Reference in New Issue
Block a user