SciPy

This is documentation for an old release of NumPy (version 1.10.1). Read this page in the documentation of the latest stable release (version > 1.17).

numpy.negative

numpy.negative(x[, out]) = <ufunc 'negative'>

Numerical negative, element-wise.

Parameters:

x : array_like or scalar

Input array.

Returns:

y : ndarray or scalar

Returned array or scalar: y = -x.

Examples

>>>
>>> np.negative([1.,-1.])
array([-1.,  1.])

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