Test if a value is an ndarray-like object containing double-precision floating-point numbers.

Test if a value is an ndarray-like object containing double-precision complex floating-point numbers.

Apply a unary callback to elements in an n-dimensional nested input array and assign results to elements in an n-dimensional nested output array.

Test if a value is an ndarray-like object containing single-precision floating-point numbers.

Return an element from an n-dimensional nested array.

Test if a value is an ndarray-like object containing single-precision complex floating-point numbers.

Apply a binary callback to elements in n-dimensional nested input arrays and assign results to elements in an n-dimensional nested output array.