43.

B. Farkas, "On the duals of <prt>L\sb p</prt> spaces with <prt>0<p<1</prt>", Acta Math. Hungar., vol. 98, no. 1-2, pp. 71-77, 2003.

42.

R. Pulch, "Multi Time Scale Differential Equations for Simulating Frequency Modulated Signals" , 2003.

41.

B. Jacob, "An operator theoretical approach towards systems over the signal space <prt>l_2(\Bbb Z)</prt>", Integral Equations Operator Theory, vol. 46, no. 2, pp. 189--214, 2003.

40.

B. Jacob, J. R. Partington and S. Pott, "Conditions for admissibility of observation operators and boundedness of <prt>H</prt>ankel operators", Integral Equations Operator Theory, vol. 47, no. 3, pp. 315--338, 2003.

39.

Z. Drezner, K. Klamroth, A. Schöbel and G. O. Wesolowsky, "The Weber problem" in Facility Location: Applications and Theory, Drezner, Z. and Hamacher, H.W., Eds. Springer-Verlag, 2002, pp. 1--36.

38.

K. Klamroth,Single-Facility Location Problems with Barriers. .... Springer Series in Operations Research, 2002.

37.

B. Jacob and H. Zwart, "Properties of the realization of inner functions", Math. Control Signals Systems, vol. 15, no. 4, pp. 356--379, 2002.

36.

B. Schandl, K. Klamroth and M. M. Wiecek, "Norm-Based Approximation in Multicriteria Programming", Computers and Mathematics with Applications, vol. 44, pp. 925--942, 2002.

35.

B. Schandl, K. Klamroth and M. M. Wiecek, "Introducing oblique norms into multiple criteria programming", Journal of Global Optimization, vol. 23, pp. 81--97, 2002.

34.

P. M. Dearing, H. W. Hamacher and K. Klamroth, "Dominating sets for rectilinear center location problems with polyhedral barriers", Naval Research Logistics, vol. 49, pp. 647--665, 2002.

33.

B. Jacob, J. R. Partington and S. Pott, "Admissible and weakly admissible observation operators for the right shift semigroup", Proc. Edinb. Math. Soc. (2), vol. 45, no. 2, pp. 353--362, 2002.

32.

B. Jacob, J. Leblond, J. Marmorat and J. R. Partington, "A constrained approximation problem arising in parameter identification", 2002, pp. 487--500.

31.

K. Klamroth and M. M. Wiecek, "A bi-objective median location problem with a line barrier", Operations Research, vol. 50, pp. 670--679, 2002.

30.

B. Jacob, "Zeros of <prt>F</prt>redholm operator valued <prt>H^p</prt>-functions", Math. Nachr., vol. 227, pp. 81--97, 2001.

29.

B. Schandl, K. Klamroth and M. M. Wiecek, "Norm-based approximation in convex multicriteria programming" in Operations Research Proceedings 2000, Fleischmann, B. and Lasch, R. and Derigs, U. and Domschke, W. and Rieder, U., Eds. Springer-Verlag, 2001, pp. 8--13.

28.

B. Jacob and J. R. Partington, "The <prt>W</prt>eiss conjecture on admissibility of observation operators for contraction semigroups", Integral Equations Operator Theory, vol. 40, no. 2, pp. 231--243, 2001.

27.

K. Klamroth, "Planar location problems with line barriers", Optimization, vol. 49, pp. 517--527, 2001.

26.

B. Jacob and J. R. Partington, "On the boundedness and continuity of the spectral factorization mapping", SIAM J. Control Optim., vol. 40, no. 1, pp. 88--106, 2001.

25.

K. Klamroth and M. M. Wiecek, "A time-dependent multiple criteria single-machine scheduling problem", European Journal of Operational Research, vol. 135, pp. 17--26, 2001.

24.

B. Schandl, K. Klamroth and M. M. Wiecek, "Norm-Based Approximation in Bicriteria Programming", Computational Optimization and Applications, vol. 20, no. 1, pp. 23--42, 2001.

23.

B. Jacob and H. Zwart, "Exact observability of diagonal systems with a finite-dimensional output operator", Systems Control Lett., vol. 43, no. 2, pp. 101--109, 2001.

22.

B. Jacob and H. Zwart, "Exact controllability of <prt>C_0</prt>-groups with one-dimensional input operators" in Advances in mathematical systems theory, Birkh{\"a}user Boston, Boston, MA, 2001, pp. 221--242.

21.

B. Farkas and M. Matolcsi, "Commutation properties of the form sum of positive, symmetric operators", Acta Sci. Math. (Szeged), vol. 67, no. 3-4, pp. 777-790, 2001.

20.

K. Klamroth, "A reduction result for location problems with polyhedral barriers", European Journal of Operational Research, vol. 130, pp. 486--497, 2001.

19.

B. Jacob and H. Zwart, "Exact observability of diagonal systems with a one-dimensional output operator", 2001, pp. 1277--1283.

18.

H. W. Hamacher and K. Klamroth, "Planar Weber location problems with barriers and block norms", Annals of Operations Research, vol. 96, pp. 191--208, 2000.

17.

K. Klamroth and M. M. Wiecek, "Time-dependent capital budgeting with multiple criteria" in Research and Practice in Multiple Criteria Decision Making, Haimes, Y.Y. and Steuer, R.E., Eds. Springer-Verlag, 2000, pp. 421--432.

16.

B. Schandl, K. Klamroth and M. M. Wiecek, "Using block norms in bicriteria optimization" in Research and Practice in Multiple Criteria Decision Making, Haimes, Y.Y. and Steuer, R.E., Eds. Springer-Verlag, 2000, pp. 149--160.

15.

B. Jacob, J. R. Partington and B. {\"U}nalmış, "On discrete-time linear systems with almost-periodic kernels", J. Math. Anal. Appl., vol. 252, no. 2, pp. 549--570, 2000.

14.

B. Jacob and J. R. Partington, "Graphs, closability, and causality of linear time-invariant discrete-time systems", Internat. J. Control, vol. 73, no. 11, pp. 1051--1060, 2000.

13.

K. Klamroth and M. M. Wiecek, "Dynamic programming approaches to the multiple criteria knapsack problem", Naval Research Logistics, vol. 47, pp. 57--76, 2000.

12.

B. Jacob, "Corrections to: ``<prt>A</prt> sufficient condition for exact observability of spectral systems" [<prt>K</prt>yungpook <prt>M</prt>ath. <prt>J</prt>. <prt>\bf 35</prt> (1996), no. 3, <prt>S</prt>pecial <prt>I</prt>ssue, 427--434; <prt>MR</prt>1677625 (2000a:93019)] by <prt>S</prt>. <prt>K</prt>. <prt>C</prt>hang and <prt>S</prt>. <prt>M</prt>. <prt>H</prt>wang", Kyungpook Math. J., vol. 40, no. 2, pp. 323--325, 2000.

11.

B. Jacob, J. Winkin and H. Zwart, "Continuity of the spectral factorization on a vertical strip", Systems Control Lett., vol. 37, no. 4, pp. 183--192, 1999.

10.

H. Zwart and B. Jacob, "Equivalent conditions for stabilizability of infinite-dimensional systems with admissible control operators", SIAM J. Control Optim., vol. 37, no. 5, pp. 1419--1455, 1999.

9.

B. Jacob, "Linear quadratic optimal control of time-varying systems with indefinite costs on <prt>H</prt>ilbert spaces", Math. Control Signals Systems, vol. 12, no. 2, pp. 196--218, 1999.

8.

B. Jacob, "A formula for the stability radius of time-varying systems", J. Differential Equations, vol. 142, no. 1, pp. 167--187, 1998.

7.

B. Jacob, M. Larsen and H. Zwart, "Corrections and extensions of: ``<prt>O</prt>ptimal control of linear systems with almost periodic inputs" [<prt>SIAM</prt> <prt>J</prt>. <prt>C</prt>ontrol <prt>O</prt>ptim. <prt>\bf 25</prt> (1987), no. 4, 1007--1019; <prt>MR</prt>0893995 (88i:93042)] by <prt>G</prt>. <prt>D</prt>a <prt>P</prt>rato and <prt>A</prt>. <prt>I</prt>chikawa", SIAM J. Control Optim., vol. 36, no. 4, pp. 1473--1480, 1998.

6.

M. Ehrgott, H. W. Hamacher, K. Klamroth, S. Nickel, A. Schöbel and M. M. Wiecek, "A note on the equivalence of balance points and Pareto solutions in multiple objective programming", Journal of Optimization Theory and Applications, vol. 92, pp. 209--212, 1997.

5.

M. Ehrgott and K. Klamroth, "Connectedness of efficient solutions in multiple criteria combinatorial optimization", European Journal of Operational Research, vol. 97, pp. 159-166, 1997.

4.

M. Ehrgott and K. Klamroth, "Nonconnected efficiency graphs in multiple criteria combinatorial optimization" in Advances in Multiple Objective and Goal Programming, Caballero, R. and Ruiz, F. and Steuer, R.E., Eds. 1997, pp. 140--150.

3.

B. Jacob, "Destabilization of infinite-dimensional time-varying systems via dynamical output feedback" in Recent developments in operator theory and its applications (<prt>W</prt>innipeg, <prt>MB</prt>, 1994), Birkh{\"a}user, Basel, 1996, pp. 193--206.

2.

B. Jacob, V. Drăgan and A. J. Pritchard, "Infinite-dimensional time-varying systems with nonlinear output feedback", Integral Equations Operator Theory, vol. 22, no. 4, pp. 440--462, 1995.

1.

B. Jacob, "Linear quadratic optimal control of time-varying systems with indefinite costs on <prt>H</prt>ilbert spaces: the finite horizon problem", J. Math. Systems Estim. Control, vol. 5, no. 1, pp. 28, 1995.