Gao no.12
Ordinary differential
linear algebra
Calculus and so on ...
Old bookstores around Huda are available for sale.
If you are not in Hunan, the green high number of Tongji is the same, and all the high numbers are the same. Huda just divided it. I heard that this year's ordinary difference book was cancelled and I went to the second year of high school.
How to write the working ideas of junior high school mathematics teaching and research group
I.