Wikipedia:Articles for deletion/Subset theorem
Sadly, hoax is not a |speedy deletion criterion. But this is the clearest example I've seen of |Wikipedia is not for things made up in school one day. It even explicitly says "the theorem simply came to Vasimalla one day in maths class" right in the article
— User:David, 05:11, 10 May 2007 (UTC)
Stance: delete
Cited policy: WP:CSD||WP:NFT (Wikipedia:Criteria for speedy deletion)