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  • Xu-kai Xie
  • 1985 24th IEEE Conference on Decision and Control
  • 1985
In this paper, a new matrix identity is presented, which gives an insight into some fundamental concepts of a multivariable control system and makes many results easy to prove and understand.
  • Xu-kai Xie
  • 1985 24th IEEE Conference on Decision and Control
  • 1985
In this paper, the problem of determining whether a given polynomial with complex coefficients is stable or not is considered. A generalized Hurwitz theorem is proved, and then a stable criterion is(More)
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