Why is this a proof by contradiction for this algorithm? Isn't this a direct proof instead?
Channel: Roel Van de Paar
Date: 2021-02-06

Computer Science: Why is this a proof by contradiction for this algorithm? Isn't this a direct proof instead?

Helpful?  Please support me on Patreon: https://www.patreon.com/roelvandepaar

With thanks & praise to God, and with thanks to the many people who have made this project possible! | Content (except music & images) licensed under CC BY-SA https://meta.stackexchange.com/help/licensing | Music: https://www.bensound.com/licensing | Images: https://stocksnap.io/license & others | With thanks to user Yuval Filmus (cs.stackexchange.com/users/683), user user100752 (cs.stackexchange.com/users/100752), user David Richerby (cs.stackexchange.com/users/9550), and the Stack Exchange Network (cs.stackexchange.com/questions/106019). Trademarks are property of their respective owners. Disclaimer: All information is provided "AS IS" without warranty of any kind. You are responsible for your own actions. Please contact me if anything is amiss at Roel D.OT VandePaar A.T gmail.com