JournalszaaVol. 8, No. 1Volume 8, No. 1 (1989) Zeitschrift für Analysis und ihre Anwendungenpp. 3–11Regularized Parameter Identification in Elliptic Boundary Value ProblemsVolkmar FriedrichUlrich Tautenhahnpp. 13–23Finite-Element Methods for Singularly Perturbed Elliptic Boundary Value Problems and its Application to the Stationary Navier-Stokes EquationsHerbert GoeringLutz Tobiskapp. 25–40Basic Properties of Some Differential-Algebraic EquationsE. GriepentrogRoswitha Märzpp. 43–56Behandlung Fredholmscher Integralgleichungen mit schwachen Singularitäten und Unstetigkeiten erster Art in den KernfunktionenChristel Wisotzkipp. 57–68Error Estimates for the Explicit Finite Difference Method Solving the Stefan ProblemUwe Streitpp. 69–82On Besov Spaces of Variable Order of DifferentiationHans-Gerd Leopoldpp. 83–88Comparison Theorems for Nonself-Adjoint Differential Equations of Second OrderErich Müller-Pfeifferpp. 89–96On the Number of Stable Local Minima of Some FunctionalsFrank Benkert
pp. 3–11Regularized Parameter Identification in Elliptic Boundary Value ProblemsVolkmar FriedrichUlrich Tautenhahn
pp. 13–23Finite-Element Methods for Singularly Perturbed Elliptic Boundary Value Problems and its Application to the Stationary Navier-Stokes EquationsHerbert GoeringLutz Tobiska
pp. 43–56Behandlung Fredholmscher Integralgleichungen mit schwachen Singularitäten und Unstetigkeiten erster Art in den KernfunktionenChristel Wisotzki
pp. 57–68Error Estimates for the Explicit Finite Difference Method Solving the Stefan ProblemUwe Streit
pp. 83–88Comparison Theorems for Nonself-Adjoint Differential Equations of Second OrderErich Müller-Pfeiffer