Vlog -2
Advanced Algebra
Understand the isomorphism of linear space, and then his basic operation is probably that the basis of two independent subspaces is the basis of their parent space. . I’m not rigorous enough, it’s like this in my impression
Operations Research
The modified simplex method is actually the matrix operation of the simplex method
Matrix analysis and application
Revisited teacher Qiu Weisheng’s vector space. . This Zhang Xianda is also a big brother
2021 data structure postgraduate review guide
I understood the sequence table and brushed a few questions. I don’t know the code at all, but I still have a little understanding of algorithm ideas.
Machine learning
Know how to divide the data set, leave out method, cross validation method (permutation and combination), self-service method (some data sets cannot be collected)
Everyonepiano
A little proficient in the sky city of notation,