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Givens变换,又称平面旋转变换若只需将向量的某个分量化为0时,采用Givens变换。4Def称下列矩阵为Givens变换矩阵:1(,,)(cos)()TTppqqGpqIeeeesin()TTpqqpeeee易证Givens矩阵也是一正交矩阵cos1111sincossinp行q行p列q列pqcos13G(,,)sincossin01000n=3时cossincossin0100023G(,,)cossincossin0100012G(,,)记sins,cosc123()Txxxx13(,,)yG... 2024-05-2004.02 MB7页
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