1. which was to be shown or demonstrated.


  1. which was to be done.

  1. (at the conclusion of a proof, esp of a theorem in Euclidean geometry) which was to be provedAbbreviation: QED

A phrase used to signal that a proof has just been completed. From Latin, meaning “that which was to be demonstrated.”

Leave a Reply

Your email address will not be published. Required fields are marked *

51 queries 1.161