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HMC for Adjoint fermions works

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Accepts and reproduces known results

Check initial instability of inverters
when starting from hot configurations
This commit is contained in:
Guido Cossu
2016-08-30 11:31:25 +01:00
parent 9c2e8d5e28
commit b512ccbee6
8 changed files with 45 additions and 57 deletions
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14
lib/qcd/utils/SUn.h
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@@ -160,8 +160,9 @@ class SU {
else
generatorSigmaX(su2Index, ta);
}
template <class cplx>
static void generatorSigmaX(int su2Index, iSUnMatrix<cplx> &ta) {
static void generatorSigmaY(int su2Index, iSUnMatrix<cplx> &ta) {
ta = zero;
int i1, i2;
su2SubGroupIndex(i1, i2, su2Index);
@@ -170,15 +171,16 @@ class SU {
ta = ta * 0.5;
}
template <class cplx>
static void generatorSigmaY(int su2Index, iSUnMatrix<cplx> &ta) {
static void generatorSigmaX(int su2Index, iSUnMatrix<cplx> &ta) {
ta = zero;
cplx i(0.0, 1.0);
int i1, i2;
su2SubGroupIndex(i1, i2, su2Index);
ta()()(i1, i2) = -i;
ta()()(i2, i1) = i;
ta()()(i1, i2) = i;
ta()()(i2, i1) = -i;
ta = ta * 0.5;
}
template <class cplx>
static void generatorDiagonal(int diagIndex, iSUnMatrix<cplx> &ta) {
// diag ({1, 1, ..., 1}(k-times), -k, 0, 0, ...)
@@ -651,9 +653,10 @@ class SU {
for (int a = 0; a < AdjointDimension; a++) {
gaussian(pRNG, ca);
generator(a, ta);
la = toComplex(ca) * ci * ta;
la = toComplex(ca) * ta;
out += la;
}
out *= ci;
}
static void FundamentalLieAlgebraMatrix(const LatticeAlgebraVector &h,
@@ -684,7 +687,6 @@ class SU {
auto tmp = - 2.0 * (trace(timesI(Ta) * in)) * scale;// 2.0 for the normalization of the trace in the fundamental rep
pokeColour(h_out, tmp, a);
}
std::cout << "h_out " << h_out << std::endl;
}