index.js (1506B)
1 /** 2 * @license Apache-2.0 3 * 4 * Copyright (c) 2020 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 * Compute the cumulative sum of strided array elements using a second-order iterative Kahan–Babuška algorithm. 23 * 24 * @module @stdlib/blas/ext/base/gcusumkbn2 25 * 26 * @example 27 * var gcusumkbn2 = require( '@stdlib/blas/ext/base/gcusumkbn2' ); 28 * 29 * var x = [ 1.0, -2.0, 2.0 ]; 30 * var y = [ 0.0, 0.0, 0.0 ]; 31 * 32 * gcusumkbn2( x.length, 0.0, x, 1, y, 1 ); 33 * // y => [ 1.0, -1.0, 1.0 ] 34 * 35 * @example 36 * var floor = require( '@stdlib/math/base/special/floor' ); 37 * var gcusumkbn2 = require( '@stdlib/blas/ext/base/gcusumkbn2' ); 38 * 39 * var x = [ 2.0, 1.0, 2.0, -2.0, -2.0, 2.0, 3.0, 4.0 ]; 40 * var y = [ 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0 ]; 41 * var N = floor( x.length / 2 ); 42 * 43 * gcusumkbn2.ndarray( N, 0.0, x, 2, 1, y, 1, 0 ); 44 * // y => [ 1.0, -1.0, 1.0, 5.0, 0.0, 0.0, 0.0, 0.0 ] 45 */ 46 47 // MODULES // 48 49 var gcusumkbn2 = require( './main.js' ); 50 51 52 // EXPORTS // 53 54 module.exports = gcusumkbn2;