1, for different majors:
Advanced Mathematics A is an important basic theoretical course for students majoring in science (non-mathematics).
Advanced Mathematics B is an important basic theoretical course for engineering undergraduates.
Advanced Mathematics C is a compulsory basic theoretical course for students majoring in engineering (such as architecture and urban planning) and engineering colleges who have low requirements for mathematics.
Advanced Mathematics D is a compulsory basic theory course for students who have lower requirements for mathematics (such as liberal arts majors).
2. Different learning contents:
Advanced Mathematics A: Function and Limit; Unary function calculus; Vector algebra and spatial analytic geometry: multivariate function calculus; Infinite series (including Fourier series); Basic concepts, basic theories and basic operation skills in differential equations.
Advanced Mathematics B: Function and Limit; Unary function calculus; Vector algebra and spatial analytic geometry; Multivariate function calculus; Infinite series (including Fourier series); Basic concepts, basic theories and basic operation skills of ordinary differential equations.
Advanced Mathematics C: Function and Limit; Unary function calculus; Ordinary differential equation; Vector algebra and spatial analytic geometry; Basic concepts, basic theories and basic operation skills in multivariate function calculus.
Advanced Mathematics D: Function and Limit; Unary function calculus; Ordinary differential equations, etc.
3. Different learning difficulties:
Compared with other parts, the high number A is less difficult and is the basic part of calculus, but there are also some difficult concepts, such as infinitesimal, infinitesimal and limit.
High number B is more difficult, and it is necessary to master indefinite integral, definite integral, curve integral and multiple integral, among which curve integral and multiple integral are more difficult.
Higher numbers c and d are relatively difficult, so it is necessary to master more abstract concepts and more complicated calculation methods, such as series, Fourier series, vector algebra, surface integral and so on.