index.js (1435B)
1 /** 2 * @license Apache-2.0 3 * 4 * Copyright (c) 2018 The Stdlib Authors. 5 * 6 * Licensed under the Apache License, Version 2.0 (the "License"); 7 * you may not use this file except in compliance with the License. 8 * You may obtain a copy of the License at 9 * 10 * http://www.apache.org/licenses/LICENSE-2.0 11 * 12 * Unless required by applicable law or agreed to in writing, software 13 * distributed under the License is distributed on an "AS IS" BASIS, 14 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 15 * See the License for the specific language governing permissions and 16 * limitations under the License. 17 */ 18 19 'use strict'; 20 21 /** 22 * Cube root of single-precision floating-point epsilon. 23 * 24 * @module @stdlib/constants/float32/cbrt-eps 25 * @type {number} 26 * 27 * @example 28 * var FLOAT32_CBRT_EPSILON = require( '@stdlib/constants/float32/cbrt-eps' ); 29 * // returns 0.004921566694974899 30 */ 31 32 // MODULES // 33 34 var float64ToFloat32 = require( '@stdlib/number/float64/base/to-float32' ); 35 36 37 // MAIN // 38 39 /** 40 * Cube root of single-precision floating-point epsilon. 41 * 42 * ```tex 43 * \sqrt[3]{\frac{1}{2^{23}}} 44 * ``` 45 * 46 * @constant 47 * @type {number} 48 * @default 0.004921566694974899 49 * @see [IEEE 754]{@link https://en.wikipedia.org/wiki/IEEE_754-1985} 50 * @see [Machine Epsilon]{@link https://en.wikipedia.org/wiki/Machine_epsilon} 51 */ 52 var FLOAT32_CBRT_EPSILON = float64ToFloat32( 0.004921566601151848 ); 53 54 55 // EXPORTS // 56 57 module.exports = FLOAT32_CBRT_EPSILON;