I have read the textbooks of China Normal University, which are very detailed, but the depth is a little short ... Self-study is ok, and it is recommended to combine the publication of Fudan ... Most of the postgraduate entrance examinations in good schools are Fudan versions, so check it yourself. ...
The high number is similar. I mainly use Peking University Edition (which is what our school is doing), and the key point is to master the calculation of determinant matrix and make good use of it. If this course is the foundation, I don't need to say more about the basic things.
PS: Time suggestion is 2 hours per generation. Three hours is a little tiring. If you do it in two hours, you will certainly gain a lot. You're insisting! Also, my school is 985 ... I also study mathematics, and what I recommend to you are all good textbooks that teachers give us for class. ...