Finally, a sufficient and necessary condition of the diagonalizable block compoundmatrices is proved.
最后让明了块复合矩阵可对角化的一个充要条件。
2
This paper discusses some properties of the block eigenvalues of block compoundmatrices and gives the inclusion fields of the block eigenvalues of some block compoundmatrices.
本文讨论了块复合矩阵之块特征值的若干性质，同时给出了某些块复合矩阵之块特征值的包含域。
3
Every part of the compound ultrasonic torsional vibration horn is equivalent to a four -terminal network in this paper. Simplify the networks by multi-plying the matrices.