jax.numpy.log1p

jax.numpy.log1p(x)

Return the natural logarithm of one plus the input array, element-wise.

LAX-backend implementation of numpy.log1p().

Original docstring below.

Calculates log(1 + x).

Parameters

x (array_like) – Input values.

Returns

y – Natural logarithm of 1 + x, element-wise. This is a scalar if x is a scalar.

Return type

ndarray

References

1

M. Abramowitz and I.A. Stegun, “Handbook of Mathematical Functions”, 10th printing, 1964, pp. 67. https://personal.math.ubc.ca/~cbm/aands/page_67.htm

2

Wikipedia, “Logarithm”. https://en.wikipedia.org/wiki/Logarithm