{{alias}}( x )
    Tests if a double-precision floating-point numeric value is positive zero.

    Parameters
    ----------
    x: number
        Value to test.

    Returns
    -------
    bool: boolean
        Boolean indicating whether the value is positive zero.

    Examples
    --------
    > var bool = {{alias}}( 0.0 )
    true
    > bool = {{alias}}( -0.0 )
    false

    See Also
    --------