[Math the World] claims that your calculus teacher taught you integration wrong. That’s assuming, of course, you learned integration at all, and if you haven’t forgotten it. The premise is that most ...

Studia Logica: An International Journal for Symbolic Logic, Vol. 102, No. 6, Gentzen's and Jaśkowski's Heritage 80 Years of Natural Deduction and Sequent Calculi (December 2014), pp. 1185-1216 (32 ...

Discover the powerful integration technique Feynman called his “secret weapon.” I walk you through the method step-by-step ...

Cylindrical and spherical coordinates, double and triple integrals, line and surface integrals. Change of variables in multiple integrals; gradient, divergence, and ...

To approximate the definite integral we split the region up into many thin slices. For each slice we may approximate its area using rectangles, in which case we could either use right-endpoints, ...