private void UpdateVelocity(Position globalBestPosition, int c1, int c2, Position localBestPosition = null)
{
Random r = new Random();
Position result1 = PersonalBestPosition.Substract(Position);
Position result2 = globalBestPosition.Substract(Position);
result1.Multiply(r.NextDouble() * c1);
result2.Multiply(r.NextDouble() * c2);
Velocity velocity1 = result1.ConvertToVelocity();
Velocity velocity2 = result2.ConvertToVelocity();
velocity1.Add(velocity2);
_velocity.Add(velocity1);
}
