Non-Regular Language with Equal Sums and More! (Theory of Computing)

We see a more complicated example that actually has an underlying structure to it that's really one of our first examples in "disguise". Also, we address the question is if a language contains a non-regular language (more generally), is it also non-regular? We discuss this.

Time Stamps:
0:00 Recap, an interesting language, and a question...
1:28 Proof of claim
9:16 Discussion about whether a language containing a non-regular language makes it non-regular, it doesn't. We present a counterexample.
12:50 Closing

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