/** Compute A <- alpha * x * y^T + A (general rank-1 update) */
public static ComplexDoubleMatrix geru(
ComplexDouble alpha, ComplexDoubleMatrix x, ComplexDoubleMatrix y, ComplexDoubleMatrix a) {
NativeBlas.zgeru(a.rows, a.columns, alpha, x.data, 0, 1, y.data, 0, 1, a.data, 0, a.rows);
return a;
}
