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Obs.is_zero() now correctly detects when an Obs is zero within machine

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precision
This commit is contained in:
Fabian Joswig 2021-10-26 10:00:18 +01:00
parent eedad7deda
commit 8655fe2cd1
1 changed files with 2 additions and 2 deletions
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4
pyerrors/pyerrors.py
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@ -355,11 +355,11 @@ class Obs:
print(e_name, ':', self.e_content[e_name]) print(e_name, ':', self.e_content[e_name])
def is_zero_within_error(self, sigma=1): def is_zero_within_error(self, sigma=1):
""" Checks whether the observable is zero within 'sigma' standard errors. """Checks whether the observable is zero within 'sigma' standard errors.
Works only properly when the gamma method was run. Works only properly when the gamma method was run.
""" """
return np.abs(self.value) <= sigma * self.dvalue return self.is_zero() or np.abs(self.value) <= sigma * self.dvalue
def is_zero(self): def is_zero(self):
return np.isclose(0.0, self.value) and all(np.allclose(0.0, delta) for delta in self.deltas.values()) return np.isclose(0.0, self.value) and all(np.allclose(0.0, delta) for delta in self.deltas.values())