Welcome to the comprehensive multi-variable calculus notes repository specifically designed for students taking MTH004 and MTH008 at Xi'an Jiaotong-Liverpool University. Created by a first-year ...

Lecture notes for an introductory course on the calculus of variations (variational principles). First delivered at SNS, NUST, Pakistan during the spring semester of 2022-23. Currently incomplete.

Calculus can be a miserable slog for many high schoolers. It’s estimated that 20 percent of students (about 800,000 a year) take the subject, generally when they are seniors. I was surprised to ...