# Negative Infinity > [Half-precision floating-point][half-precision-floating-point-format] negative infinity.
## Usage ```javascript var FLOAT16_NINF = require( '@stdlib/constants/float16/ninf' ); ``` #### FLOAT16_NINF [Half-precision floating-point][half-precision-floating-point-format] negative infinity. ```javascript // FLOAT16_NINF is implicitly promoted to a double-precision floating-point number... var bool = ( FLOAT16_NINF === -Infinity ); // returns true ```
## Examples ```javascript var FLOAT16_NINF = require( '@stdlib/constants/float16/ninf' ); console.log( FLOAT16_NINF ); // => -Infinity ```