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"""
Standard math functions for parameter expressions.
"""
__all__ = []
# Note: the symbols in this module are defined dynamically by parameter.py
# TODO: need a pmath test
# Something like:
#
# import numpy as np
# from bumps.parameter import Parameter, function
#
# # Define a plugin function
# @function
# def square(x): return x*x
#
# # Check all pmath symbols are imported, including plugin functions. This
# # must be done after the plugin functions are registered.
# from bumps.pmath import *
# a = Parameter(value=0.2)
# assert asind(a).value == np.degrees(np.arcsin(a.value))
# assert square(a).value = a.value**2
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