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极限不对 #2

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jakehyan731 opened this issue Sep 17, 2017 · 0 comments

jakehyan731 commented Sep 17, 2017

x->pi/2, tan(x)解出来是0（应该是inf）
又试了试x->0, 1/x解出来也是0（应该是inf）
是不是后端那个库的问题？

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