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关于TI的clark变换的转换。

haosen ou
Prodigy 20 points

为什么在TI的clark的变换里面写成

v->Alpha = v->As;

v->Beta = _IQmpy((v->As + _IQmpy(_IQ(2),v->Bs)),_IQ(0.57735026918963)); // 1/sqrt(3) = 0.57735026918963

但是根据功率守恒的话是比程序里面多了个系数根号3分之2的；为什么系数没有了呢？