1, large-scale open network course of China University.
A very good learning APP.
There are thousands of courses in China University's large-scale open online course, and the quality of each course is very high, because it is provided by 985,211university! Here, as long as you search for "advanced mathematics", there will be many advanced mathematics courses in high-quality colleges, and these are free.
2. Online schools
Online learning platform for national excellent courses.
Tang Xue Online, the world's first large-scale open Chinese online classroom platform. It was introduced from Tsinghua, so most of the courses are from Tsinghua.
3. Netease Open Class
Netease open class is also an APP for quality courses. Compared with the first two, the classification of this APP is more detailed, and it also contains a special mathematical type.
4. Li Li Li
An APP that can learn famous teacher courses for free.
In fact, Mile Mile is a university without walls, which contains very rich learning resources. Whether in Yugo or Tang Shen, you can find their courses here, and they are all free. Even the paid courses of a well-known platform are free here!
Mathematics, as the main subject, has always been an indispensable and important subject in the learning course, and different courses are needed in each learning stage.