Negate a TimeSpan

using System;/*jav a 2 s . com*/

class MainClas
{
  public static void Main()
  {
    TimeSpan myTimeSpan13 = new TimeSpan(1, 10, 13);
    TimeSpan myTimeSpan14 = new TimeSpan(2, 6, 10);
    TimeSpan myTimeSpan15 = myTimeSpan13.Subtract(myTimeSpan14);
    
    
    Console.WriteLine("myTimeSpan15.Negate() = " + myTimeSpan15.Negate());
    Console.WriteLine("myTimeSpan14.Negate() = " + myTimeSpan14.Negate());


  }
}