Method mult

src/com/winvector/opt/def/LinUtil.java:24–35

(final double[][] a, final double[] x, final double[] r)

	}

	public static double[] mult(final double[][] a, final double[] x, final double[] r) {
		final int m = a.length;
		final int n = x.length;
		for(int i=0;i<m;++i) {
			double t = 0.0;
			for(int j=0;j<n;++j) {
				t += a[i][j]*x[j];
			}
			r[i] = t;
		}
		return r;
	}

	public static double[] mult(final double[][] a, final double[] x) {
		final int m = a.length;