Quick & Easy Proof of the Pumping Lemma for Regular Languages 🕒
Learn how to prove the pumping lemma for regular languages in just 4 minutes! Perfect for understanding DFA string properties and automata theory.

Easy Theory
27.4K views • Apr 3, 2020

About this video
Here we give a very quick proof of the pumping lemma for regular languages. The question just asks about strings that are also accepted in a given DFA. We partition the string up into pieces (as long as the string was accepted and at least the number of states), and repeat the middle piece, yielding another accepted string. Then, we make observations about where the middle piece can be.
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Easy Theory Website: https://www.easytheory.org
GoFundMe: https://www.gofundme.com/f/easy-theory-video-studio
Patreon: https://www.patreon.com/EasyTheoryYT
Fourthwall: https://easy-theory-llc-shop.fourthwall.com
Problem Solving channel: @easytheoryprobsolve
If you like this content, please consider subscribing to my channel: https://www.youtube.com/channel/UC3VY6RTXegnoSD_q446oBdg?sub_confirmation=1
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Video Information
Views
27.4K
Likes
380
Duration
4:17
Published
Apr 3, 2020
User Reviews
4.5
(5)