What is the right name for a function that can't be described by a formula? I mean, I have $f(x) \to y$, but I can't explain how technically it gets the $y$.
I'm thinking about non-describable, but I'm not sure.
What is the right name for a function that can't be described by a formula? I mean, I have $f(x) \to y$, but I can't explain how technically it gets the $y$.
I'm thinking about non-describable, but I'm not sure.