This is documentation for an old release of NumPy (version 1.3.). Read this page Search for this page in the documentation of the latest stable release (version > 1.17).
numpy.negative
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numpy.negative(x[, out])
Returns an array with the negative of each element of the original array.
Parameters: | x : {array_like, scalar}
Input array.
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Returns: | y : {ndarray, scalar}
Returned array or scalar y=-x.
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Examples
>>> np.negative([1.,-1.])
array([-1., 1.])