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先算cos,再算角度,再算sin?那样精度都不够了。

Posted by Thank_you at 2008-05-07 23:13:04 on Problem 3587
In Reply To:我是算出角度,再求sin的,库函数的sin比较慢吧? Posted by:gf_lu at 2008-05-07 18:57:49


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