Research output per year
Research output per year
- 1 - 50 out of 69 results
Search results
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2015
Open loop control of higher order systems
Fuhrmann, P. A. & Helmke, U., 1 Jan 2015, In: Lecture Notes in Control and Information Sciences. 462Research output: Contribution to journal › Article › peer-review
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2013
Reachability, observability and strict equivalence of networks of linear systems
Fuhrmann, P. A. & Helmke, U., 1 Dec 2013, In: Mathematics of Control, Signals, and Systems. 25, 4, p. 437-471 35 p.Research output: Contribution to journal › Article › peer-review
12 Scopus citations -
2011
Equivalence conditions for behaviors and the Kronecker canonical form
Fuhrmann, P. A. & Helmke, U., 1 Aug 2011, In: Mathematics of Control, Signals, and Systems. 22, 4, p. 267-293 27 p.Research output: Contribution to journal › Article › peer-review
1 Scopus citations -
2010
A functional approach to the Stein equation
Fuhrmann, P. A., 1 Jul 2010, In: Linear Algebra and Its Applications. 432, 12, p. 3031-3071 41 p.Research output: Contribution to journal › Article › peer-review
Open Access12 Scopus citations -
On tangential matrix interpolation
Fuhrmann, P. A., 30 Dec 2010, In: Linear Algebra and Its Applications. 433, 11-12, p. 2018-2059 42 p.Research output: Contribution to journal › Article › peer-review
Open Access2 Scopus citations -
On the elementary divisors of the Sylvester and Lyapunov maps
Fuhrmann, P. A. & Helmke, U., 1 May 2010, In: Linear Algebra and Its Applications. 432, 10, p. 2572-2588 17 p.Research output: Contribution to journal › Article › peer-review
Open Access1 Scopus citations -
On the use of functional models in model reduction
Fuhrmann, P. A. & Helmke, U., 6 Apr 2010, In: Lecture Notes in Control and Information Sciences. 398, p. 177-187 11 p.Research output: Contribution to journal › Article › peer-review
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Tensored polynomial models
Fuhrmann, P. A. & Helmke, U., 15 Jan 2010, In: Linear Algebra and Its Applications. 432, 2-3, p. 678-721 44 p.Research output: Contribution to journal › Article › peer-review
Open Access4 Scopus citations -
2008
Observer theory
Fuhrmann, P. A., 1 Jan 2008, In: Linear Algebra and Its Applications. 428, 1, p. 44-136 93 p.Research output: Contribution to journal › Article › peer-review
Open Access15 Scopus citations -
2007
On the state of behaviors
Fuhrmann, P. A., Rapisarda, P. & Yamamoto, Y., 15 Jul 2007, In: Linear Algebra and Its Applications. 424, 2-3, p. 570-614 45 p.Research output: Contribution to journal › Article › peer-review
Open Access22 Scopus citations -
2006
On observability subspaces
Fuhrmann, P. A. & Trumpf, J., 1 Oct 2006, In: International Journal of Control. 79, 10, p. 1157-1195 39 p.Research output: Contribution to journal › Article › peer-review
Open Access12 Scopus citations -
2005
Autonomous subbehaviours and output nulling subspaces
Fuhrmann, P. A., 20 Nov 2005, In: International Journal of Control. 78, 17, p. 1378-1411 34 p.Research output: Contribution to journal › Article › peer-review
4 Scopus citations -
2003
A note on continuous behavior homomorphisms
Fuhrmann, P. A., 15 Aug 2003, In: Systems and Control Letters. 49, 5, p. 359-363 5 p.Research output: Contribution to journal › Article › peer-review
Open Access12 Scopus citations -
Towards a compactification of the set of conditioned invariant subspaces
Trumpf, J., Helmke, U. & Fuhrmann, P. A., 15 Feb 2003, In: Systems and Control Letters. 48, 2, p. 101-111 11 p.Research output: Contribution to journal › Article › peer-review
2 Scopus citations -
2002
A study of behaviors
Fuhrmann, P. A., 13 Oct 2002, In: Linear Algebra and Its Applications. 351-352, p. 303-380 78 p.Research output: Contribution to journal › Article › peer-review
Open Access41 Scopus citations -
On a connection between spectral factorization and geometric control theory
Gombani, A. & Fuhrmann, P. A., 20 Jul 2002, In: International Journal of Control. 75, 11, p. 824-859 36 p.Research output: Contribution to journal › Article › peer-review
1 Scopus citations -
2001
On behavior homomorphisms and system equivalence
Fuhrmann, P. A., 5 Oct 2001, In: Systems and Control Letters. 44, 2, p. 127-134 8 p.Research output: Contribution to journal › Article › peer-review
Open Access18 Scopus citations -
On the parametrization of conditioned invariant subspaces and observer theory
Fuhrmann, P. A. & Helmke, U., 1 Aug 2001, In: Linear Algebra and Its Applications. 332-334, p. 265-353 89 p.Research output: Contribution to journal › Article › peer-review
Open Access26 Scopus citations -
2000
Controllability of matrix eigenvalue algorithms: The inverse power method
Helmke, U. & Fuhrmann, P. A., 15 Sep 2000, In: Systems and Control Letters. 41, 1, p. 57-66 10 p.Research output: Contribution to journal › Article › peer-review
9 Scopus citations -
On the Lyapunov equation, coinvariant subspaces and some problems related to spectral factorizations
Fuhrmann, P. A. & Gombani, A., 1 Jan 2000, In: International Journal of Control. 73, 12, p. 1129-1159 31 p.Research output: Contribution to journal › Article › peer-review
10 Scopus citations -
1998
On a hardy space approach to the analysis of spectral factors
Fuhrmann, P. A. & Gombani, A., 1 Jan 1998, In: International Journal of Control. 71, 2, p. 277-357 81 p.Research output: Contribution to journal › Article › peer-review
21 Scopus citations -
Tangent spaces of rational matrix functions
Helmke, U. & Fuhrmann, P. A., 1 Mar 1998, In: Linear Algebra and Its Applications. 271, 1-3, p. 1-40 40 p.Research output: Contribution to journal › Article › peer-review
Open Access8 Scopus citations -
1997
A homeomorphism between observable pairs and conditioned invariant subspaces
Fuhrmann, P. A. & Helmke, U., 1 Jan 1997, In: Systems and Control Letters. 30, 5, p. 217-223 7 p.Research output: Contribution to journal › Article › peer-review
13 Scopus citations -
Factorization theory for stable, discrete-time inner functions
Fuhrmann, P. A. & Hoffmann, J., 1 Jan 1997, In: Journal of Mathematical Systems, Estimation, and Control. 7, 4, p. 383-400 18 p.Research output: Contribution to journal › Article › peer-review
4 Scopus citations -
On some uses of factorizations in linear system theory
Fuhrmann, P. A., 1 Jan 1997, In: Annual Reviews in Control. 21, p. 13-30 18 p.Research output: Contribution to journal › Article › peer-review
1 Scopus citations -
1996
On balanced realizations of bounded real and positive real functions
Hoffmann, J. W. & Fuhrmann, P. A., 15 Sep 1996, In: Linear Algebra and Its Applications. 245, p. 107-146 40 p.Research output: Contribution to journal › Article › peer-review
Open Access8 Scopus citations -
1994
A duality theory for robust stabilization and model reduction
Fuhrmann, P. A., 1 Jan 1994, In: Linear Algebra and Its Applications. 203-204, C, p. 471-578 108 p.Research output: Contribution to journal › Article › peer-review
Open Access6 Scopus citations -
On skew primeness of inner functions
Fuhrmann, P. A., 1 Jan 1994, In: Linear Algebra and Its Applications. 208-209, C, p. 523-537 15 p.Research output: Contribution to journal › Article › peer-review
Open Access1 Scopus citations -
Remarks on orthogonal polynomials and balanced realizations
Hoffmann, J. & Fuhrmann, P. A., 1 Jan 1994, In: Linear Algebra and Its Applications. 205-206, C, p. 741-776 36 p.Research output: Contribution to journal › Article › peer-review
Open Access1 Scopus citations -
1993
A functional approach to LQG balancing
Fuhrmann, P. A., Fuhrmann, P. A. & Ober, R., 1 Jan 1993, In: International Journal of Control. 57, 3, p. 627-741 115 p.Research output: Contribution to journal › Article › peer-review
20 Scopus citations -
1992
Functional models in linear algebra
Fuhrmann, P. A., 1 Jan 1992, In: Linear Algebra and Its Applications. 162-164, C, p. 107-151 45 p.Research output: Contribution to journal › Article › peer-review
Open Access6 Scopus citations -
Stability theory for high order equations
Willems, J. C. & Fuhrmann, P. A., 1 Apr 1992, In: Linear Algebra and Its Applications. 167, C, p. 131-149 19 p.Research output: Contribution to journal › Article › peer-review
Open Access18 Scopus citations -
1991
A polynomial approach to Hankel norm and balanced approximations
Fuhrmann, P. A., 15 Feb 1991, In: Linear Algebra and Its Applications. 146, C, p. 133-220 88 p.Research output: Contribution to journal › Article › peer-review
Open Access18 Scopus citations -
1989
Bezoutians
Helmke, U. & Fuhrmann, P. A., 1 Jan 1989, In: Linear Algebra and Its Applications. 122-124, C, p. 1039-1097 59 p.Research output: Contribution to journal › Article › peer-review
Open Access72 Scopus citations -
On Bezoutians, Van der Monde matrices, and the Lienard-Chipart stability criterion
Fuhrmann, P. A. & Datta, B. N., 1 Jan 1989, In: Linear Algebra and Its Applications. 120, C, p. 23-37 15 p.Research output: Contribution to journal › Article › peer-review
Open Access17 Scopus citations -
1986
Remarks on the inversion of Hankel matrices
Fuhrmann, P. A., 1 Jan 1986, In: Linear Algebra and Its Applications. 81, C, p. 89-104 16 p.Research output: Contribution to journal › Article › peer-review
Open Access11 Scopus citations -
Towards a cell decomposition for rational functions
Fuhrmann, P. A. & Krishnaprasad, P. S., 1 Dec 1986, In: IMA Journal of Mathematical Control and Information. 3, 2-3, p. 137-150 14 p.Research output: Contribution to journal › Article › peer-review
9 Scopus citations -
1985
Minimal factorizations of rational matrix functions in terms of polynomial models
Shamir, T. & Fuhrmann, P. A., 1 Jan 1985, In: Linear Algebra and Its Applications. 68, C, p. 67-91 25 p.Research output: Contribution to journal › Article › peer-review
Open Access1 Scopus citations -
The algebraic Riccati equation - A polynomial approach
Fuhrmann, P. A., 1 Jan 1985, In: Systems and Control Letters. 5, 6, p. 369-376 8 p.Research output: Contribution to journal › Article › peer-review
9 Scopus citations -
1984
On Hamiltonian rational transfer functions
Fuhrmann, P. A., 1 Jan 1984, In: Linear Algebra and Its Applications. 63, C, p. 1-93 93 p.Research output: Contribution to journal › Article › peer-review
Open Access10 Scopus citations -
1983
A matrix Euclidean algorithm and matrix continued fraction expansions
Fuhrmann, P. A., 1 Jan 1983, In: Systems and Control Letters. 3, 5, p. 263-271 9 p.Research output: Contribution to journal › Article › peer-review
18 Scopus citations -
On symmetric rational transfer functions
Fuhrmann, P. A., 1 Jan 1983, In: Linear Algebra and Its Applications. 50, C, p. 167-250 84 p.Research output: Contribution to journal › Article › peer-review
Open Access65 Scopus citations -
1981
Duality in Polynomial Models with Some Applications to Geometric Control Theory
Fuhrmann, P. A., 1 Jan 1981, In: IEEE Transactions on Automatic Control. 26, 1, p. 284-295 12 p.Research output: Contribution to journal › Article › peer-review
Open Access58 Scopus citations -
Transfer function reducibility
Fuhrmann, P. A., 17 Aug 1981, In: Systems and Control Letters. 1, 2, p. 116-118 3 p.Research output: Contribution to journal › Article › peer-review
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1980
A study of (A, b)-invariant subspaces via polynomial models
Fuhrmann, P. A. & Willems, J. C., 1 Jan 1980, In: International Journal of Control. 31, 3, p. 467-494 28 p.Research output: Contribution to journal › Article › peer-review
42 Scopus citations -
1979
Factorization indices at infinity for rational matrix functions
Fuhrmann, P. A. & Willems, J. C., 1 Sep 1979, In: Integral Equations and Operator Theory. 2, 3, p. 287-301 15 p.Research output: Contribution to journal › Article › peer-review
57 Scopus citations -
Linear feedback via polynomial models
Fuhrmann, P. A., 1 Jan 1979, In: International Journal of Control. 30, 3, p. 363-377 15 p.Research output: Contribution to journal › Article › peer-review
17 Scopus citations -
1978
Simulation of linear systems and factorization of matrix polynomials
Fuhrmann, P. A., 1 Jan 1978, In: International Journal of Control. 28, 5, p. 689-705 17 p.Research output: Contribution to journal › Article › peer-review
8 Scopus citations -
1977
On strict system equivalence and similarity
Fuhrmann, P. A., 1 Jan 1977, In: International Journal of Control. 25, 1, p. 5-10 6 p.Research output: Contribution to journal › Article › peer-review
120 Scopus citations -
1976
Algebraic system theory: an analyst's point of view
Fuhrmann, P. A., 1 Jan 1976, In: Journal of the Franklin Institute. 301, 6, p. 521-540 20 p.Research output: Contribution to journal › Article › peer-review
137 Scopus citations