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Computational improvement in the calculation of the natural log of a square matrix

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2 Author(s)
Cooper, B.L. ; Virginia Polytech. Inst. & State Univ., Blacksburg, VA, USA ; Bingulac, S.

A computational improvement on an algorithm previously derived for the calculation of the natural log of a square matrix is presented, allowing a more general use of the algorithm. This algorithm is useful in estimating the state-space model of a continuous-time multivariable system from data obtained with a discrete-time model.

Published in:

Electronics Letters  (Volume:26 ,  Issue: 13 )