Q.e.d.

"Q.e.d." in German

h.x.

(''initialism placed at the end of a mathematical proof to show that the theorem under discussion is proved'')

w. z. b. w.

(''initialism placed at the end of a mathematical proof to show that the theorem under discussion is proved'')

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.