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by Maelin
Tue Apr 30, 2013 2:21 pm UTC
Forum: What If?
Topic: What-If 0043: "Train Loop"
Replies: 38
Views: 13360

Re: What-If 0043: "Train Loop"

Yeah, I found this one of the less satisfying What-Ifs. I couldn't understand which limiting factors he was assuming or how the maths worked. I get that a given maximum speed puts an upper bound on the loop size (otherwise the train will slide backwards/fall off at the top), and why a given speed an...
by Maelin
Wed Jun 11, 2008 10:59 am UTC
Forum: Individual XKCD Comic Threads
Topic: 0435: "Purity"
Replies: 649
Views: 199134

Re: "Purity" Discussion

Registered just to contribute to this discussion! I am currently doing my Honours year (4th year of a Bachelor's degree) majoring in pure maths, even now procrastinating from studying for my geometric group theory exam tomorrow! There're a lot of people who seem to be bemoaning how we scientists (I ...

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