Submitted by György Chityil ... on Fri, 01/19/2018 - 18:09 Hierarchy: NounDescription: {{mathematics}} The symbol "{{term|?|sc=unicode}}" marking the end of a proof.Ngram: tombstoneNgram Text: tombstoneSource: WiktionaryIssue: 0Wiktionary tag: term?sc=unicodeNgram Count: 1Wikokit WikiText ID: 1334966