index.js (1203B)
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 * Square root of the golden ratio. 23 * 24 * @module @stdlib/constants/float64/sqrt-phi 25 * @type {number} 26 * 27 * @example 28 * var SQRT_PHI = require( '@stdlib/constants/float64/sqrt-phi' ); 29 * // returns 1.272019649514069 30 */ 31 32 33 // MAIN // 34 35 /** 36 * Square root of the golden ratio. 37 * 38 * @constant 39 * @type {number} 40 * @default 1.272019649514069 41 * @see [OEIS]{@link http://oeis.org/A139339} 42 * @see [Wikipedia]{@link http://en.wikipedia.org/wiki/Golden_ratio} 43 */ 44 var SQRT_PHI = 1.27201964951406896425242246173749149171560804184009624861664038; 45 46 47 // EXPORTS // 48 49 module.exports = SQRT_PHI;