/// <summary>
///
/// </summary>
/// <param name="individual">not null > 0</param>
private void InversionMutate(Genotype individual)
{
var count = individual.Count;
var inversionSize = Math.Min(count, GetMutationSize(2, count * MutationSizeStdevFactor));
var inversionStart = random.Next(0, count - inversionSize + 1);
var mutationSubset = individual.GetRange(inversionStart, inversionSize);
var afterSubset = individual.GetRange(inversionStart + inversionSize, count - (inversionStart + inversionSize));
// remove everything after inversionStart
individual.RemoveRange(inversionStart, count - inversionStart);
// add reverse again
mutationSubset.Reverse();
individual.AddRange(mutationSubset);
// add subset after mutation again
individual.AddRange(afterSubset);
}