def abs(x):
"""
Absolute value
"""
if isinstance(x, UncertainFunction):
mcpts = np.abs(x._mcpts)
return UncertainFunction(mcpts)
else:
return np.abs(x)
def floor(x):
"""
Floor function (round towards negative infinity)
"""
if isinstance(x, UncertainFunction):
mcpts = np.floor(x._mcpts)
return UncertainFunction(mcpts)
else:
return np.floor(x)
def expm1(x):
"""
Calculate exp(x) - 1
"""
if isinstance(x, UncertainFunction):
mcpts = np.expm1(x._mcpts)
return UncertainFunction(mcpts)
else:
return np.expm1(x)
def radians(x):
"""
Convert degrees to radians
"""
if isinstance(x, UncertainFunction):
mcpts = np.radians(x._mcpts)
return UncertainFunction(mcpts)
else:
return np.radians(x)
def ceil(x):
"""
Ceiling function (round towards positive infinity)
"""
if isinstance(x, UncertainFunction):
mcpts = np.ceil(x._mcpts)
return UncertainFunction(mcpts)
else:
return np.ceil(x)
def cos(x):
"""
Cosine
"""
if isinstance(x, UncertainFunction):
mcpts = np.cos(x._mcpts)
return UncertainFunction(mcpts)
else:
return np.cos(x)
def asin(x):
"""
Inverse sine
"""
if isinstance(x, UncertainFunction):
mcpts = np.arcsin(x._mcpts)
return UncertainFunction(mcpts)
else:
return np.arcsin(x)
def atanh(x):
"""
Inverse hyperbolic tangent
"""
if isinstance(x, UncertainFunction):
mcpts = np.arctanh(x._mcpts)
return UncertainFunction(mcpts)
else:
return np.arctanh(x)
def trunc(x):
"""
Truncate the values to the integer value without rounding
"""
if isinstance(x, UncertainFunction):
mcpts = np.trunc(x._mcpts)
return UncertainFunction(mcpts)
else:
return np.trunc(x)
def acosh(x):
"""
Inverse hyperbolic cosine
"""
if isinstance(x, UncertainFunction):
mcpts = np.arccosh(x._mcpts)
return UncertainFunction(mcpts)
else:
return np.arccosh(x)
def sqrt(x):
"""
Square-root function
"""
if isinstance(x, UncertainFunction):
mcpts = np.sqrt(x._mcpts)
return UncertainFunction(mcpts)
else:
return np.sqrt(x)
def tanh(x):
"""
Hyperbolic tangent
"""
if isinstance(x, UncertainFunction):
mcpts = np.tanh(x._mcpts)
return UncertainFunction(mcpts)
else:
return np.tanh(x)
def sinh(x):
"""
Hyperbolic sine
"""
if isinstance(x, UncertainFunction):
mcpts = np.sinh(x._mcpts)
return UncertainFunction(mcpts)
else:
return np.sinh(x)
def exp(x):
"""
Exponential function
"""
if isinstance(x, UncertainFunction):
mcpts = np.exp(x._mcpts)
return UncertainFunction(mcpts)
else:
return np.exp(x)
def log1p(x):
"""
Natural logarithm of (1 + x)
"""
if isinstance(x, UncertainFunction):
mcpts = np.log1p(x._mcpts)
return UncertainFunction(mcpts)
else:
return np.log1p(x)
def log10(x):
"""
Base-10 logarithm
"""
if isinstance(x, UncertainFunction):
mcpts = np.log10(x._mcpts)
return UncertainFunction(mcpts)
else:
return np.log10(x)
def hypot(x, y):
"""
Calculate the hypotenuse given two "legs" of a right triangle
"""
if isinstance(x, UncertainFunction) or isinstance(x, UncertainFunction):
ufx = to_uncertain_func(x)
ufy = to_uncertain_func(y)
mcpts = np.hypot(ufx._mcpts, ufy._mcpts)
return UncertainFunction(mcpts)
else:
return np.hypot(x, y)