hypot.js (1008B)
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 // MODULES // 22 23 var sqrt = require( './../../../../../base/special/sqrt' ); 24 25 26 // MAIN // 27 28 /** 29 * Computes the hypotenuse. 30 * 31 * @param {number} x - number 32 * @param {number} y - number 33 * @returns {number} hypotenuse 34 * 35 * @example 36 * var h = hypot( -5.0, 12.0 ); 37 * // returns 13.0 38 */ 39 function hypot( x, y ) { 40 return sqrt( (x*x) + (y*y) ); 41 } 42 43 44 // EXPORTS // 45 46 module.exports = hypot;