Last modified on 25 November 2014, at 18:02

quod erat demonstrandum

EnglishEdit

EtymologyEdit

From Latin quod erat dēmonstrandum (that which was to be proved), calqued from Ancient Greek ὅπερ ἔδει δεῖξαι (hóper édei deîksai, precisely what was required to be proved).

PhraseEdit

quod erat demonstrandum (plural quae erant demonstranda)

  1. (something) which was to be proved; which was to be demonstrated.

Derived termsEdit

TranslationsEdit


LatinEdit

PronunciationEdit

  • (Classical) IPA(key): /kʷod ˈe.rat deː.monˈstran.dum/, [kʷɔd ˈɛ.rat deː.mõːˈstran.dũ]

EtymologyEdit

From quod the nominative neuter singular of quī and erat (was) the third-person singular imperfect active indicative of sum (I am) and dēmonstrandum (thing to be proven) nominative neuter singular of dēmonstrandus which is the future passive participle of dēmonstrō (I demonstrate). Literally meaning "(that) which was to be demonstrated".

PhraseEdit

quod erat dēmonstrandum (plural quae erant dēmonstranda)

  1. which was to be proved; which was to be demonstrated.

Derived termsEdit