@stdlib/utils-real-min

Return the smallest positive normal value capable of being represented by a numeric real type.

Usage no npm install needed!

<script type="module">
  import stdlibUtilsRealMin from 'https://cdn.skypack.dev/@stdlib/utils-real-min';
</script>

README

realmin

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Return the smallest positive normal value capable of being represented by a numeric real type.

Installation

npm install @stdlib/utils-real-min

Usage

var realmin = require( '@stdlib/utils-real-min' );

realmin( dtype )

Returns the smallest positive normal value capable of being represented by a numeric real type.

var m = realmin( 'float64' );
// returns 2.2250738585072014e-308

The following numeric real types are supported:

  • float64: double-precision floating-point numbers
  • float32: single-precision floating-point numbers
  • float16: half-precision floating-point numbers

Examples

var realmin = require( '@stdlib/utils-real-min' );

var m = realmin( 'float64' );
// returns 2.2250738585072014e-308

m = realmin( 'float32' );
// returns 1.1754943508222875e-38

m = realmin( 'float16' );
// returns 0.00006103515625

CLI

Installation

To use the module as a general utility, install the module globally

npm install -g @stdlib/utils-real-min

Usage

Usage: realmin [options] <dtype>

Options:

  -h,    --help                Print this message.
  -V,    --version             Print the package version.

Examples

$ realmin float16
0.00006103515625

See Also

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

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License

See LICENSE.

Copyright

Copyright © 2016-2022. The Stdlib Authors.