Q.e.d.
"Q.e.d." in cmn
得證 /得证
dézhèng
(''initialism placed at the end of a mathematical proof to show that the theorem under discussion is proved'')
證畢 /证毕
zhèngbì
(''initialism placed at the end of a mathematical proof to show that the theorem under discussion is proved'')
證訖 /证讫
zhèngqì
(''initialism placed at the end of a mathematical proof to show that the theorem under discussion is proved'')
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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.