Immortal Machine — WritingMathematical foundations, learning systems, and research engineering by Shivam Pandey.https://immortal-machine.github.io/en-gbCalculus: Integrals, Derivatives and Tensor Operatorshttps://immortal-machine.github.io/posts/calculus-revision-cheat-sheet/https://immortal-machine.github.io/posts/calculus-revision-cheat-sheet/A detailed reference to integration, differentiation, Einstein notation, automatic differentiation, and integral operators, with assumptions and worked derivations.Wed, 28 Oct 2026 00:00:00 GMTMathematicsCalculusAutodiff