The main contents include: limit and continuity, numerical series, derivatives and integrals of univariate functions, ordinary differential equations, spatial analytic geometry, differential calculus of multivariate functions and its application, multiple integrals, curve and surface integrals, power series and Fourier series.

Calculus is the main content of higher mathematics. Calculus is mathematics that studies movement and change. It is widely used in natural science, social science, economic management, engineering technology and other fields.

The key content of senior high school No.3:

Lecture 12 Space curve. Including the introduction of the problem, the parametric equation of the space curve and its equation, and the general equation of the space curve and its equation.

Projection cylinder and projection curve, and study surface by section method.

Lecture 13 derivatives and integrals of vector-valued functions. Including problem introduction, vector-valued function and space curve, limit and continuity of vector-valued function, derivative of vector-valued function and integration of vector-valued function.

Reference to the above contents: Baidu Encyclopedia-Advanced Mathematics (III)