so where do i use integral

fucking math course taught me about integrals, shell washer methods etc. fuckin blah blah partials. so what can i do now ? how do i develop a theory, how can i use it on image processing, various algorithms etc. why the fuck did i just learn it, i want to use it !

>>28
the people who invented them were able to do so because they were standing on the shoulders of (jewish) giants.