Oops, replied to the wrong comment. This is the one I meant to reply to, which i...

		anyfoo 8 months ago \| parent \| context \| favorite \| on: 100 Years to Solve an Integral (2020) Oops, replied to the wrong comment. This is the one I meant to reply to, which is talking about the impulse train, which is not a function: https://news.ycombinator.com/item?id=43741539