public static QuiverWithPotential <int> GetCycleQP(int numVertices, int firstVertex = DefaultFirstVertex)
{
if (!CycleParameterIsValid(numVertices))
{
throw new ArgumentOutOfRangeException(nameof(numVertices));
}
int n = numVertices;
var cycle = new DetachedCycle <int>(Enumerable.Range(firstVertex, n).Select(k => new Arrow <int>(k, (k + 1 - firstVertex).Modulo(n) + firstVertex)));
var qp = new QuiverWithPotential <int>(new Potential <int>(cycle, +1));
return(qp);
}
/// <summary>
/// Initializes a new instance of the <see cref="Potential{TVertex}"/> class to contain a
/// single cycle.
/// </summary>
/// <param name="cycle">The cycle.</param>
/// <param name="coefficient">The coefficient of the cycle.</param>
public Potential(DetachedCycle <TVertex> cycle, int coefficient)
{
LinearCombinationOfCycles = new LinearCombination <DetachedCycle <TVertex> >(coefficient, cycle);
}
