# FLOAT32_SMALLEST_SUBNORMAL > Smallest positive **denormalized** [single-precision floating-point number][ieee754].

## Usage ```javascript var FLOAT32_SMALLEST_SUBNORMAL = require( '@stdlib/constants/float32/smallest-subnormal' ); ``` #### FLOAT32_SMALLEST_SUBNORMAL Smallest positive **denormalized** [single-precision floating-point number][ieee754]. ```javascript var bool = ( FLOAT32_SMALLEST_SUBNORMAL === 1.401298464324817e-45 ); // returns true ```

## Examples ```javascript var FLOAT32_SMALLEST_SUBNORMAL = require( '@stdlib/constants/float32/smallest-subnormal' ); console.log( FLOAT32_SMALLEST_SUBNORMAL ); // => 1.401298464324817e-45 ```

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## C APIs

### Usage ```c #include "stdlib/constants/float32/smallest_subnormal.h" ``` #### STDLIB_CONSTANT_FLOAT32_SMALLEST_SUBNORMAL Macro for the smallest positive **denormalized** [single-precision floating-point number][ieee754].

* * * ## See Also - [`@stdlib/constants/float32/smallest-normal`][@stdlib/constants/float32/smallest-normal]: smallest positive normalized single-precision floating-point number. - [`@stdlib/constants/float64/smallest-subnormal`][@stdlib/constants/float64/smallest-subnormal]: smallest positive double-precision floating-point number.

[ieee754]: https://en.wikipedia.org/wiki/IEEE_754-1985 [@stdlib/constants/float32/smallest-normal]: https://github.com/stdlib-js/constants/tree/main/float32/smallest-normal [@stdlib/constants/float64/smallest-subnormal]: https://github.com/stdlib-js/constants/tree/main/float64/smallest-subnormal