3 ms·
Also https://en.m.wikipedia.org/wiki/Kleene's_recursion_theorem https://en.m.wikipedia.org/wiki/Kleene's_recursion_theorem
by User23 8y ago
Also https://en.m.wikipedia.org/wiki/Kleene's_recursion_theorem https://en.m.wikipedia.org/wiki/Kleene's_recursion_theorem