"quod erat demonstrandum q e d" in German quod erat demonstrandum (Q.E.D. was zu beweisen war /wzbw./ Detailed translations for "quod erat demonstrandum q e d" quod erat demonstrandum (Q.E.D. quod erat demonstrandum (Q.E.D.(also: which was to be demonstrated)) was zu beweisen war /wzbw./