How to do two (or more) integrals with just one
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Is there a way to
Is there a way to turn multiple, repeated integrals into just a single integral? Meaning, if you, say, wanted to find the second antiderivative of 6x, is there a way to compute it all in one step just using a single integral? Turns out there is! In fact, any number of repeated antiderivatives can be compressed into just a single integral expression. How is that possible? And what does that single integral expression look like?
My old video about Double Integrals: https://www.seevid.ir/fa/w/gifQWtTWqEY
The sequel to this video about fractional calculus: https://www.seevid.ir/fa/w/2dwQUUDt5Is
A really nice video that derives the gamma function from scratch:
https://www.seevid.ir/fa/w/v_HeaeUUOnc
=Chapters=
https://www.seevid.ir/fa/w/jNpKKDekS6k - Intro
https://www.seevid.ir/fa/w/jNpKKDekS6k - Why Compress Integrals?
https://www.seevid.ir/fa/w/jNpKKDekS6k - Analyzing the Problem
https://www.seevid.ir/fa/w/jNpKKDekS6k - Visualizing a 2-Fold Integral
https://www.seevid.ir/fa/w/jNpKKDekS6k - Deriving the Formula
https://www.seevid.ir/fa/w/jNpKKDekS6k - Testing the Formula
https://www.seevid.ir/fa/w/jNpKKDekS6k - How Is This Not Impossible?
https://www.seevid.ir/fa/w/jNpKKDekS6k - Higher-Order Integrals
https://www.seevid.ir/fa/w/jNpKKDekS6k - Application to Numerical Integrals
https://www.seevid.ir/fa/w/jNpKKDekS6k - The Gamma Function
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For more on applying Cauchy's Formula to numerical integration, see this paper:
Tvrdá, Katarína & Minárová, Mária. (2018). "Computation of Definite Integral Over Repeated Integral." Tatra Mountains Mathematical Publications. 72. 141-154. 10.2478/tmmp-2018-0026.
https://www.researchgate.net/publication/331705202_Computation_of_Definite_Integral_Over_Repeated_Integral
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The animations in this video were mostly made with a homemade Python library called "Morpho".
I consider it a pretty amateurish tool, but if you want to play with it, you can find it here:
https://github.com/morpho-matters/morpholib
2 سال پیش
در تاریخ 1401/03/26 منتشر شده
است.
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