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Npr_matrix case fixed

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This commit is contained in:
Fabian Joswig 2021-10-20 12:14:58 +01:00
parent 493f2c0adb
commit f95123bd18
1 changed files with 4 additions and 6 deletions
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10
pyerrors/npr.py
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@ -63,9 +63,6 @@ def Grid_gamma(gamma_tag):
class Npr_matrix(np.ndarray):
g5 = np.array([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, -1, 0], [0, 0, 0, -1]],
dtype=complex)
def __new__(cls, input_array, mom_in=None, mom_out=None):
obj = np.asarray(input_array).view(cls)
obj.mom_in = mom_in
@ -81,7 +78,7 @@ class Npr_matrix(np.ndarray):
"""
if self.shape != (12, 12):
raise Exception('g5H only works for 12x12 matrices.')
extended_g5 = np.kron(np.eye(3, dtype=int), Npr_matrix.g5)
extended_g5 = np.kron(np.eye(3, dtype=int), gamma5)
new_matrix = extended_g5 @ self.conj().T @ extended_g5
new_matrix.mom_in = self.mom_out
new_matrix.mom_out = self.mom_in
@ -90,8 +87,9 @@ class Npr_matrix(np.ndarray):
def _propagate_mom(self, other, name):
s_mom = getattr(self, name, None)
o_mom = getattr(other, name, None)
if s_mom != o_mom and s_mom and o_mom:
raise Exception(name + ' does not match.')
if s_mom and o_mom:
if not np.allclose(s_mom, o_mom):
raise Exception(name + ' does not match.')
return o_mom if o_mom else s_mom
def __matmul__(self, other):