public double get(int i, int j) {
return A[i][j];
}
/** * Set a submatrix. * * @param i0 * Initial row index * @param i1 * Final row index * @param c * Array of column indices. * @param X * A(i0:i1,c(:)) * @exception ArrayIndexOutOfBoundsException * Submatrix indices */ public void setMatrix(int i0, int i1, int[] c, Matrix X) { for (int i = i0; i <= i1; i++) { for (int j = 0; j < c.Length; j++) { A[i][c[j]] = X.get(i - i0, j); } } }