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算法的具体解释,为什么可以用叉积来旋转,而不用去计算角度

Posted by qaz69328922 at 2016-02-29 17:43:59 on Problem 3608
计算角度存在精度误差,而且代码量大, 巧妙的方法是用叉积来判断。
http://alphaway.org/?id=24

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