
{{alias}}( arrays, shapes, fcn )
    Applies a quaternary callback to elements in four broadcasted input arrays
    and assigns results to elements in a five-dimensional nested output array.

    Parameters
    ----------
    arrays: ArrayLikeObject
        Array-like object containing four input nested arrays and one output
        nested array.

    shapes: Array<Array<integer>>
        Array shapes.

    fcn: Function
        Quaternary callback.

    Examples
    --------
    > function fcn( x, y, z, w ) { return x + y + z + w; };
    > var x = [ 1.0, 2.0 ];
    > var y = [ [ 3.0 ], [ 4.0 ] ];
    > var z = [ [ 5.0 ] ];
    > var w = [ 1.0 ];
    > var out = [ [ [ [ [ 0.0, 0.0 ], [ 0.0, 0.0 ] ] ] ] ];
    > var shapes = [ [ 2 ], [ 2, 1 ], [ 1, 1 ], [ 1 ], [ 1, 1, 1, 2, 2 ] ];
    > {{alias}}( [ x, y, z, w, out ], shapes, fcn );
    > out
    [ [ [ [ [ 10.0, 11.0 ], [ 11.0, 12.0 ] ] ] ] ]

    See Also
    --------
