@ -8,8 +8,16 @@ pass
import numpy
class MathWarning(Warning):
"""Base class for mathematics-related warnings for wpylib library.
"""
ZERO_TOL = 5.0e-16
def ztol(val, tol=None, copy=True):
"""Rounds down values to zero if they are below tolerance."""
if tol == None: tol = ZERO_TOL