enhancedmath/lib/Matrix/matrix_sum.js

This package contains some enhanced mathematical operations

import { getDimensions } from '../Helpers/index';
/**
 * Adds matrix A and B together
 * @param A Matrix A
 * @param B Matrix B
 */
const matrix_sum = (A, B) => {
    const dimsA = getDimensions(A);
    const dimsB = getDimensions(B);
    if (dimsA.rows !== dimsB.rows || dimsA.cols !== dimsB.cols) {
        return undefined;
    }
    const sum = [];
    for (let i = 0; i < A.length; i++) {
        const row = [];
        for (let j = 0; j < A[i].length; j++) {
            row.push(A[i][j] + B[i][j]);
        }
        sum.push(row);
    }
    return sum;
};
export default matrix_sum;