static Func <A, B> Y <A, B>(Func <Func <A, B>, Func <A, B> > f)
{
var r = new RecursiveFunc <Func <A, B> > {
o = w => f(_0 => w.o(w)(_0))
};
return(r.o(r));
}
static System.Func <A, B> Y <A, B>(System.Func <System.Func <A, B>, System.Func <A, B> > f)
{
var r = new RecursiveFunc <System.Func <A, B> >()
{
o = new System.Func <RecursiveFunc <System.Func <A, B> >, System.Func <A, B> >((RecursiveFunc <System.Func <A, B> > w) => {
return(f(new System.Func <A, B>((A x) => {
return w.o(w)(x);
})));
})
};
return(r.o(r));
}
static Func<A, B> Y<A, B>(Func<Func<A, B>, Func<A, B>> f) {
var r = new RecursiveFunc<Func<A, B>> {
o = w => f(x => w.o(w)(x))
};
return r.o(r);
}