I can't understand small part of this integral | Mathematics | Page 1

uneven harnessBOT Oct 21, 2022, 5:09 AM

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white ruin Oct 21, 2022, 5:54 AM

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1 and 2 differing by a quarter of a circle feels like a terrible idea though, they're way too similar

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Also it's just something to know that the derivative of arctan is 1/(1+x^2). Therefore with a change of variable and taking out the right scalar, you can always bring k/(x^2 + a^2) to an arctan

late quail Apr 20, 2024, 8:19 AM

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#I can't understand small part of this integral