119 lines
2.6 KiB
Python
119 lines
2.6 KiB
Python
"""Element-by-element functions
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These functions can operate on numbers, 1-D arrays, or 2-D arrays by
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applying the function to every element in the array. This is typically
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much more efficient than expressing the same operation as a Python loop."""
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def acos():
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"""Computes the inverse cosine function"""
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def acosh():
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"""Computes the inverse hyperbolic cosine function"""
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def asin():
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"""Computes the inverse sine function"""
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def asinh():
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"""Computes the inverse hyperbolic sine function"""
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def around(a, *, decimals):
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"""Returns a new float array in which each element is rounded to
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``decimals`` places."""
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def atan():
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"""Computes the inverse tangent function; the return values are in the
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range [-pi/2,pi/2]."""
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def atan2(y,x):
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"""Computes the inverse tangent function of y/x; the return values are in
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the range [-pi, pi]."""
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def atanh():
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"""Computes the inverse hyperbolic tangent function"""
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def ceil():
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"""Rounds numbers up to the next whole number"""
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def cos():
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"""Computes the cosine function"""
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def erf():
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"""Computes the error function, which has applications in statistics"""
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def erfc():
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"""Computes the complementary error function, which has applications in statistics"""
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def exp():
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"""Computes the exponent function."""
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def expm1():
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"""Computes $e^x-1$. In certain applications, using this function preserves numeric accuracy better than the `exp` function."""
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def floor():
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"""Rounds numbers up to the next whole number"""
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def gamma():
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"""Computes the gamma function"""
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def lgamma():
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"""Computes the natural log of the gamma function"""
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def log():
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"""Computes the natural log"""
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def log10():
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"""Computes the log base 10"""
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def log2():
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"""Computes the log base 2"""
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def sin():
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"""Computes the sine"""
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def sinh():
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"""Computes the hyperbolic sine"""
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def sqrt():
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"""Computes the square root"""
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def tan():
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"""Computes the tangent"""
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def tanh():
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"""Computes the hyperbolic tangent"""
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def vectorize(f, *, otypes=None):
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"""
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:param callable f: The function to wrap
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:param otypes: List of array types that may be returned by the function. None is intepreted to mean the return value is float.
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Wrap a Python function ``f`` so that it can be applied to arrays.
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The callable must return only values of the types specified by otypes, or the result is undefined."""
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