Question

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虽然按照文中思路实现了代码,可是A,B,C的符号不用考虑么?甚至有A=0,B=0,C=0的情况啊...

asked 2016-04-29

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没钱吃白菜 · Answer 1

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A'x'+B'y'+(u+(-u))A'B'=1
=>  (x' + uB')*A' + (y' - uA')*B' = 1
=>  X = x' + uB', Y = y' - uA'

这句话里头隐含的好像你没有怎么理解

2016-04-30

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