chainerx.arccosh

chainerx.arccosh(x)

Inverse hypberbolic inverse cosine, element-wise

Parameters

x (ndarray) – Input array.

Returns

Returned array: \(y = \arccosh x\).

Return type

ndarray

Note

During backpropagation, this function propagates the gradient of the output array to the input array x.

See also

numpy.arccosh