Inhaltsangabe* Preface * L. Ehrenpreis: Some Novel Aspects of the Cauchy Problem * A. Yger: Analytic and Algebraic Ideas: How to Profit from Their Complementarity * C.A. Berenstein and B.Q. Li: On Certain First-Order Partial Differential Equations in Cn * O. Calin, D-C. Chang and J. Tie: Hermite Operator on the Heisenberg Group * DC. Chang, G. Dafni and C. Sadosky: A divcurl Lemma in BMO on a Domain * C.O. Kiselman: Subharmonic Functions on Discrete Structures * R.W. Braun, R. Meise and B.A. Taylor: Nearly Hyperbolic Varieties and Phragmén-Lindelöf Conditions * D.F. Walnut: Sampling and Local Deconvolution * Y. Qiao and J. Ryan: Orthogonal Projections on Hyperbolic Space * G. Kaiser: Eigenwavelets of the Wave Equation * R. Poovendran and B. Matt: Security Analysis and Extensions of the PCB Algorithm for Distributed Key Generation * D. Napoletani, C.A. Berenstein, P. Krishnaprasad and D.C. Struppa: Quotient Signal Estimation