numpy.negative — NumPy v1.11 Manual (original) (raw)
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.])