public static Task <bool> EqualsAsync <A>(A x, A y) => OrdAsyncClass <A> .EqualsAsync(x, y);
public static Task <int> GetHashCodeAsync <A>(A x, A y) => OrdAsyncClass <A> .GetHashCodeAsync(x);
public static Task <int> CompareAsync <A>(A x, A y) => OrdAsyncClass <A> .CompareAsync(x, y);