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2 “... theoretical and applied problems lead to periodic partial differential equations. We can mention, for instance...”

3 Table of Contents: “... partial differential equations -- A boundary Pontryagin’s principle for the optimal control of state...”

4 “... of Partial Differential Equations" which, under the chairmanship of the editors, took place...”

5

6 Table of Contents: “... Motivated by Partial Differential Equations -- 5. Topics in Geometry...”

7 Table of Contents: “... Quadraturformeln -- Some Numerical Techniques for Optimal Control Governed by Partial Differential Equation...”

8 Table of Contents: “... and Partial Differential Equations -- 18. The Friedrichs Inequality. The Poincaré Inequality -- 19. Boundary...”

9 Table of Contents: “... of Elliptic Partial Differential Equations -- Reducibility Among Combinatorial Problems -- Permuting...”

10 Table of Contents: “... 72 Appendix. Characteristics of a First-Order Partial Differential Equation -- 3. Basic Principles...”

11 Table of Contents: “... partial differential equations -- Three-dimensional inverse scattering -- On isospectral gradient flows...”

12 Table of Contents: “... Differential Equations -- A New Iterative Procedure for the Solution of Sparse Systems of Linear Difference...”

13 Table of Contents: “... Differential Equations Arising in Nonlinear Optimal Control -- Robust Stability and Performance in the Presence...”

14 Table of Contents: “... and Accuracy in the Method of Lines Integration of Partial Differential Equations -- Economical Global Error...”

15 Table of Contents: “... Anfangsrandwertaufgaben -- On the Numerical Treatment of Partial Differential Equations in the Neighborhood of Isolated...”

16 “... of treating partial differential equations. Chapter 1 discusses vector fields and shows how Laplace's equation...”

17 Table of Contents: “... Control System -- Some Partial Differential Equations Arising in Nonlinear Control and Optimization -- A...”

18 Table of Contents: “... Parabolic Partial Differential Equations...”

19 Table of Contents: “... of periodic solutions in parabolic partial differential equations -- Bifurcation in degenerate directions --...”

20 Table of Contents: “... -- Computational Models for Lattice Structures -- The Partial Differential Equations of Controlled Invariance...”