Commit 2889bd83 authored by BO ZHANG's avatar BO ZHANG 🏀
Browse files

updated example

parent 0184c5ce
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+4 −0
Original line number Diff line number Diff line
@@ -30,5 +30,9 @@ def cos(x: float = 0.):
    --------
    >>> import numpy as np
    >>> cos(np.pi)

    Notes
    -----
    this function is a warpper of `numpy.cos()`
    """
    return np.cos(x)