public Morphism(MathObject math, MathObject source, MathObject target, MorphismType type, IEnumerable <Morphism> defMorphismList)
{
Name = math;
Source = source;
Target = target;
if ((type == MorphismType.Functor || type == MorphismType.OneMorphism) &&
(source.IsCategory() || target.IsCategory()))
{
if (source.Contains(@"\times"))
{
Type = MorphismType.Bifunctor;
}
else if (IsContravariant(source, target))
{
Type = MorphismType.ContravariantFunctor;
}
else
{
Type = MorphismType.Functor;
}
}
else
{
Type = type;
}
_defMorphismList = new ReadOnlyCollection <Morphism>(defMorphismList.ToList());
_defLine = -1;
}
public Morphism(string name, string source, string target, MorphismType type, int defLine)
: this(new MathObjectFactory(name).CreateSingle(),
new MathObjectFactory(source).CreateSingle(),
new MathObjectFactory(target).CreateSingle(),
type, Array.Empty <Morphism>())
{
_defLine = defLine;
}
public static void TestMorphism(this Morphism m, string name, string source, string target, MorphismType type)
{
m.Name.ToTokenString().TestString(name);
m.Source.ToTokenString().TestString(source);
m.Target.ToTokenString().TestString(target);
m.Type.Is(type);
}
public void SetNaturalTransformation()
{
Type = MorphismType.NaturalTransformation;
}
public Morphism(MathObject math, string source, string target, MorphismType type)
: this(math, source, target, type, Array.Empty <Morphism>())
{
}
public Morphism(MathObject math, string source, string target, MorphismType type, IEnumerable <Morphism> defMorphismList)
: this(math, new MathObjectFactory(source).CreateSingle(), new MathObjectFactory(target).CreateSingle(), type, defMorphismList)
{
}
public Morphism(MathObject math, MathObject source, MathObject target, MorphismType type, int defLine)
: this(math, source, target, type, Array.Empty <Morphism>())
{
_defLine = defLine;
}
private Morphism ToMorphismHelp(string name, string source, string target, MorphismType type) => new Morphism(name, source, target, type, -1);