Let's do complex analysis: Integrating sin^2(x)/x^2(x^2+1) from 0 to infinity using residue theorem

Merch :v - https://teespring.com/de/stores/papaflammy Former video: https://www.youtube.com/watch?v=WP8JMVGuOD8 Leibniz rule: https://www.youtube.com/watch?v=wkh1Y7R1sOw Help me create more free content! =) https://www.patreon.com/mathable Let us tackle this integral once again! We are going to combine the tools of complex and real analysis, featuring papa cauchy's residue funhouse, feynman integration and contour integration! Have fun =) Twitter: https://twitter.com/FlammableMaths Visit my website! =) https://mathable.me/