import { twoSum } from "big-float-ts";


/**
 * * helper function
 * 
 * see http://www.ti3.tuhh.de/paper/rump/OgRuOi05.pdf
 * 
 * @param x 
 * @param K 
 * 
 * @internal
 */
function vecSum(p_: number[]): number[] {
    const p = p_.slice();
    for (let i=1; i<p.length; i++) {
        [p[i-1], p[i]] = twoSum(p[i], p[i-1]);
    }

    return p;
}


export { vecSum }