internal Relative <T> GetInversed()
{
var newRelative = new Relative <T>();
foreach (var item in this)
{
newRelative.Add(new Tuple <T>((item as IEnumerable <T>).Reverse()));
}
return(newRelative);
}
internal Relative <T> Compose(Relative <T> other)
{
var newRelative = new Relative <T>();
foreach (var first in other)
{
foreach (var second in this)
{
if (first[1].CompareTo(second[0]) == 0)
{
newRelative.Add(new Tuple <T> {
first[0], second[1]
});
}
}
}
return(newRelative);
}
internal Relative <T> GetAddition()
{
var newRelative = new Relative <T>();
foreach (var item in universum)
{
foreach (var secondItem in universum)
{
if (!predicate(item, secondItem))
{
newRelative.Add(new Tuple <T>()
{
item, secondItem
});
}
}
}
return(newRelative);
}