本条下留言
推荐,但无需购买
好看
它真的就叫烧掉数学书
1.组合数学引论(仅做推荐,可以说是组合数学一本通 这里提供pdf版)
2.深入浅出下册
组合数学引论pdf版 另一下载方式
https://ppfrog.lanzouo.com/iIclW2yi4rub
h_h LV 6
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