主な業績 |
- N. Ito and H. K. Wimmer, Self-inversive Hilbert space operator polynomials with spectrum on the unit circle, Journal of Mathematical Analysis and Applications 436 (2016), pp. 683-691.
- N. Ito, R. Kuestner, H. K. Wimmer, Systems of linear difference equations with bounded and robustly bounded solutions, Artificial Life and Robotics, Vol.17, No.1 pp.140-144, 2012.
- N. Ito, R. Kuestner, H. K. Wimmer, Self-inversive matrix polynomials with semisimple spectrum on the unit circle, Operators and Matrices, Vol.5, No.3, pp.495-503, 2011.
- N. Ito, W. Schmale and H. K. Wimmer, Minimal state space realizations in Jacobson normal form, International Journal of Control, Vol.75, No.14, pp.1092-1099, 2002.
- N. Ito, W. Schmale and H. K. Wimmer, (C,A)-invariance of modules over principal ideal domains, SIAM J. Control and Optimization,Vol.38, No.6,pp.1859-1873, 2000.
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