using System; using System.Collections.Generic; using System.Linq; using System.Text; using L = Science.Mathematics.LinearAlgebra; namespace Strang3Ed.Chapter03.Section1 { public class Example01 { public Example01() { } private string result; public string Result { get{return result;} } public void Compute() { L.Vector a = new L.Vector(2); a[0] = 2.0; a[1] = 3.0; result += (-1.0*a).ToString(); } } } /* -2 -3 */