poly_p10.js (1746B)
1 /** 2 * @license Apache-2.0 3 * 4 * Copyright (c) 2019 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 /* This is a generated file. Do not edit directly. */ 20 'use strict'; 21 22 // MAIN // 23 24 /** 25 * Evaluates a polynomial. 26 * 27 * ## Notes 28 * 29 * - The implementation uses [Horner's rule][horners-method] for efficient computation. 30 * 31 * [horners-method]: https://en.wikipedia.org/wiki/Horner%27s_method 32 * 33 * 34 * @private 35 * @param {number} x - value at which to evaluate the polynomial 36 * @returns {number} evaluated polynomial 37 */ 38 function evalpoly( x ) { 39 if ( x === 0.0 ) { 40 return 2.473596173751344; 41 } 42 return 2.473596173751344 + (x * (3.727624244118099 + (x * (15.607393035549306 + (x * (84.12850842805888 + (x * (506.98181970406137 + (x * (3252.2770581451236 + (x * (21713.242419574344 + (x * (149037.04518909327 + (x * (1043999.3310899908 + (x * (7427974.817042039 + (x * (53503839.67558661 + (x * (389249886.99487084 + (x * (2855288351.1008105 + (x * (21090077038.76684 + (x * (156699833947.7902 + (x * (1170222242422.44 + (x * (8777948323668.9375 + (x * (66101242752484.95 + (x * (499488053713388.8 + (x * 37859743397240296.0))))))))))))))))))))))))))))))))))))); // eslint-disable-line max-len 43 } 44 45 46 // EXPORTS // 47 48 module.exports = evalpoly;