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This is Numberphile. We mainly post videos about mathematics and just numbers in general.

Epic Induction

Epic Induction

Brady Haran
Zvezdelina Stankova

Featuring Zvezdelina Stankova... Continues with "Question 6" at https://youtu.be/NcaYEaVTA4g

Zvezda: https://math.berkeley.edu/~stankova/

More Zvezda on Numberphile: http://bit.ly/zvezda_videos

Zvezda on the Numberphile podcast: https://www.numberphile.com/podcast/zvezdelina-stankova

A third extra video on induction is on Numberphile2 at: https://youtu.be/P-NVuOTsetM

Tom Crawford tackles a similar rectangle problem here: https://youtu.be/VZ25tZ9z6uI

Notorious Question Six (cracked by Induction)

Notorious Question Six (cracked by Induction)
PODCAST: An Educated Adult - with Tadashi Tokieda

PODCAST: An Educated Adult - with Tadashi Tokieda