1. Bi-immune sets for complexity classes

   • José L. Balcázar
   • Uwe Schöning

   OriginalPaper Pages: 1 - 10

2. On efficient deterministic simulation of turing machine computations below logaspace

   • Bruce E. Litow

   OriginalPaper Pages: 11 - 18

3. On the usefulness of bifaithful rational cones

   • Michel Latteux
   • Jeannine Leguy

   OriginalPaper Pages: 19 - 32

4. Quantum nondemolition filters

   • J. W. Clark
   • C. K. Ong
   • G. M. Huang

   OriginalPaper Pages: 33 - 55

5. Structure of the boundary of the attainable set in certain nonlinear systems

   • Kevin A. Grasse

   OriginalPaper Pages: 57 - 77

6. Partial symmetries for nonlinear systems

   • H. Nijmeijer
   • A. J. van der Schaft

   OriginalPaper Pages: 79 - 96

7. Geometric properties of linearizable control systems

   • R. Marino
   • W. M. Boothby
   • D. L. Elliott

   OriginalPaper Pages: 97 - 123

8. Sur la Structure de l'Ensemble d'Accessibilité de Certains Systèmes: Application à l'Equivalence des Systèmes

   • G. Sallet

   OriginalPaper Pages: 125 - 133

9. A note on thue systems with a single defining relation

   • Friedrich Otto
   • Celia Wrathall

   OriginalPaper Pages: 135 - 143

10. On reduced thue systems

    • Luquan Pan

    OriginalPaper Pages: 145 - 151

11. Gradually intractable problems and nondeterministic log-space lower bounds

    • Takumi Kasai
    • Shigeki Iwata

    OriginalPaper Pages: 153 - 170

12. Universal quantifiers and time complexity of random access machines

    • Etienne Grandjean

    OriginalPaper Pages: 171 - 187

13. Nonlevelable sets and immune sets in the accepting density hierarchy inNP

    • Ker-I Ko

    OriginalPaper Pages: 189 - 205

14. A combinatorial property of EOL languages

    • A. Ehrenfeucht
    • G. Rozenberg
    • R. Verraedt

    OriginalPaper Pages: 207 - 235

15. Stabilizability of linear systems defined overC ^*-algebras

    • John W. Bunce

    OriginalPaper Pages: 237 - 250

16. A local implicit function theorem and application to systems of differential equations

    • Vaclav Dolezal
    • Shiva Shankar

    OriginalPaper Pages: 251 - 256

17. Controlled invariance for hamiltonian systems

    • A. J. van der Schaft

    OriginalPaper Pages: 257 - 291

18. Editor's introduction to euler's “An Essay on Continued Fractions” translated by B. F. Wyman and M. F. Wyman

    • Christopher Byrnes

    EditorialNotes Pages: 293 - 294

19. An essay on continued fractions

    • Myra F. Wyman
    • Bostwick F. Wyman

    OriginalPaper Pages: 295 - 328

20. Global structure of families of multivariable linear systems with an application to identification

    • David F. Delchamps

    OriginalPaper Pages: 329 - 380