@stdlib/math-base-assert-is-negative-zero
v0.2.2
Published
Test if a double-precision floating-point numeric value is negative zero.
Downloads
194,626
Readme
isNegativeZero
Test if a double-precision floating-point numeric value is negative zero.
Installation
npm install @stdlib/math-base-assert-is-negative-zero
Usage
var isNegativeZero = require( '@stdlib/math-base-assert-is-negative-zero' );
isNegativeZero( x )
Tests if a double-precision floating-point numeric
value is negative zero.
var bool = isNegativeZero( -0.0 );
// returns true
bool = isNegativeZero( 0.0 );
// returns false
Examples
var isNegativeZero = require( '@stdlib/math-base-assert-is-negative-zero' );
var bool = isNegativeZero( -0.0 );
// returns true
bool = isNegativeZero( 0.0 );
// returns false
bool = isNegativeZero( 5.0 );
// returns false
bool = isNegativeZero( -1.0 );
// returns false
bool = isNegativeZero( NaN );
// returns false
See Also
@stdlib/math-base/assert/is-positive-zero
: test if a double-precision floating-point numeric value is positive zero.
Notice
This package is part of stdlib, a standard library for JavaScript and Node.js, with an emphasis on numerical and scientific computing. The library provides a collection of robust, high performance libraries for mathematics, statistics, streams, utilities, and more.
For more information on the project, filing bug reports and feature requests, and guidance on how to develop stdlib, see the main project repository.
Community
License
See LICENSE.
Copyright
Copyright © 2016-2024. The Stdlib Authors.