Comparing Floats

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading;
using System.Globalization;

namespace _13.ComparingFloats
{
    class ComparingFloats
    {
        static void Main()
        {
            System.Threading.Thread.CurrentThread.CurrentCulture = CultureInfo.InvariantCulture;
            Console.WriteLine("Enter first number:");
            double firstNum = double.Parse(Console.ReadLine());
            Console.WriteLine("Enter second number:");
            double secondNum = double.Parse(Console.ReadLine());
            double eps = 0.000001;
            if (Math.Abs(firstNum - secondNum) < eps)
            {
                Console.WriteLine("The numbers are similar or equal.");
            }
            else if (Math.Abs(firstNum - secondNum) > eps)
            {
                Console.WriteLine("The numbers are NOT equal.");
            }
            else
            {
                Console.WriteLine("Wrong input.");
            }

        }
    }
}