Definition talk:G-Delta Set

I'm not sure how to create and what to title a page defining $G_{\delta \sigma \ldots \delta}$ sets since the naive approach of creating 2^n pages for sufficiently large n has significant drawbacks. --GFauxPas (talk) 17:44, 9 February 2020 (EST)

Heh. My guess: find out what the generic instance of such a one is called and call it that. Wouldn't know what that is myself, it's not been on my study plan. --prime mover (talk) 17:57, 9 February 2020 (EST)