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digital integration & point formula
Speaker|Yang Gonghong
School attended|Jianguo Middle School
Topic content|Introduction to the types of number systems and the introduction and application of point formulas
![](https://static.wixstatic.com/media/8159f546414b4c1c8bbd7a91fd5b3dff.png/v1/fill/w_173,h_248,al_c,q_85,usm_0.66_1.00_0.01,enc_auto/8159f546414b4c1c8bbd7a91fd5b3dff.png)
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