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Oh man after some brief geometric intuition driving the formula for the, well, geometric series, we dove straight into power series. And man, you wouldn't believe how many students are rioting because I haven't formally proven these things converge with a ratio test or something.On twitter.com
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lol psyche, they don't care. :-) I'll go back and get to those things, I promise, but I'm hoping they care more about being able to add up infinitely many numbers after seeing some pretty important mathematical applications.Permalink On twitter.com