public static IFuzzySet CompositionOfBinaryRelations(IFuzzySet relation1, IFuzzySet relation2, IBinaryFunction tNorm, IBinaryFunction sNorm) //zadatak ne specificira koristi li se max-min kompozicija
{ //stoga je konfigurabilno
MutableFuzzySet compositeRelation = new MutableFuzzySet(Domain.Combine(relation1.GetDomain().GetComponent(0), relation2.GetDomain().GetComponent(1)));
if (relation1 == relation2) //jer ugnjezdjeni foreach nad istom 'relation' instancom stvara probleme
{
relation2 = DeepCopy(relation1);
}
foreach (DomainElement element1 in compositeRelation.GetDomain())
{
int x = element1.GetComponentValue(0);
int z = element1.GetComponentValue(1);
double funccomp = compositeRelation.GetValueAt(DomainElement.Of(x, z));
double Max = 0;
foreach (DomainElement element_a in relation1.GetDomain()) //funca
{
foreach (DomainElement element_b in relation2.GetDomain()) //funcb
{
if (element_a.GetComponentValue(1) == element_b.GetComponentValue(0))
{
int y = element_a.GetComponentValue(1); //y
Max = sNorm.ValueAt(tNorm.ValueAt(relation1.GetValueAt(DomainElement.Of(x, y)), relation2.GetValueAt(DomainElement.Of(y, z))), Max);
}
}
}
compositeRelation.Set(DomainElement.Of(x, z), Max);
}
return(compositeRelation);
}
public static IFuzzySet UnaryOperation(IFuzzySet set, IUnaryFunction function)
{
var newSet = new MutableFuzzySet(set.GetDomain());
foreach (var element in newSet.GetDomain())
{
newSet.Set(element, function.ValueAt(set.GetValueAt(element)));
}
return(newSet);
}