Mathematikberichte 1998

Seminarberichte Band 63, Teil 1

anläßlich der Emeritierung von Herrn Prof. Dr. D. Pumplün


A Syntactic Characterization of Locally Generated and Locally Multigenerated Categories

J.Adámek, M. Hébert, J. Rosicky


Closure Operators and Fuzzy Connectedness

I. W. Alderton, G. Castellini


Klein Coverings of compact Klein surfaces

A. F. Arias


Radical Assignments and Radical Classes

K. I. Beidar, R. Wiegandt


Binary Nearness Spaces

H. L. Bentley


MOn Suprema of Continuous Functions

R. Börger


On Ramified Double Covering Maps of Riemann Surfaces

E. Bujalance, G. Gromadzki


Spaces with differential structure and an application to cosmology

P. Cherenack, P. Ntumba


Finitely Coordinated and Finitely Copresentable Affine Algebraic Sets

Y. Diers


Smooth Neighbourhood Deformation Retracts

B. Dugmore


Ein Problem vom Buffontyp für einen konvexen Körper und ein Trapez als Fundamentalzelle

A. Duma


OCategorial Concepts for Logical Systems and Formal Specification in Computer Science

H. Ehrig, A. Martini, U. Wolter

Seminarberichte Band 63, Teil 2

anläßlich der Emeritierung von Herrn Prof. Dr. D. Pumplün

A survey of some recent constructions that lead to complete arcs in Galois projective planes

G. Faina, M. Giulietti


Topological, Simplicial and Categorical Joins

R. Fritsch , M. Golasinski


Simplicial and Categorical Diagrams, and their Equivariant Applications

R. Fritsch, M. Golasinski


Contributions to fuzzy analysis

W. Gähler, S.Gähler


Die zweidimensionalen reellen Divisionsalgebren

E. Gottschling


Convexity and Effect Algebras

St. Gudder


Statistical morphisms and concepts of sufficiency

H. Heyer

Seminarberichte Band 63, Teil 3

anläßlich der Emeritierung von Herrn Prof. Dr. D. Pumplün

Algorithmical Description of the Calculation of the Elementary Symmetric Functions which are Defined by a Composable Form

H.-J. Hoehnke


A class of spaces in which every closed subset is the fixed point set of an autohomeomorphism

K. H. Hofmann


A note on the G-topology

R.-E. Hoffmann


Stability of Holomorphic Foliations with Singularities and Analytic Leaf Spaces

H. Holmann, B. Kaup, H.-J. Reiffen


Three Examples in Real Geometry

F. Ischebeck


Galois theory in symmetric monoidal categories

G. Janelidze, R. Street


The Injective Completeness and Other Properties of Certain Categories of Commutative Semigroups

Y. Katsov


Special Objects and Morphisms in the Category of Hypermodules

R. Kemper


Totally convex Chu-spaces

H. Kleisli


Transfer Operators and State Spaces for Discrete Multidimensional Linear Systems

S. Kleon, U. Oberst


Superconvexity and part-completeness

U. Krause


On hereditarily compact quasi-pseudometrizable spaces

H.-P. A. Künzi, S. Romaguera


Filterunitopic Spaces

D. Leseberg


Ein Scholion zum Satz 90 von Hilbert

F. Lorenz

Seminarberichte Band 63, Teil 4

anläßlich der Emeritierung von Herrn Prof. Dr. D. Pumplün

Polynomials which minimize certain functionals

A. Lupas


Lower bounds for the immersion dimension of real Grassmann manifolds

K. H. Mayer


The Hahn-Banach Theorem for Totally and Absolutely Convex Lattices

St. Nörtemann


Symplectic and almost complex structures on differentiable spaces

U. Oesing, K. Spallek


Definability and Finite Cardinals

O. A. Ortega


The Symplectic Structure of Differentiable Optimization Problems with Equality Constraints

D. Pallaschke


Fourier Transforms over Finite Quantum Groups

B. Pareigis


The Albert Algebra of Generic Matrices

H. P. Petersson


A Refinement Concerning Classical Premeasure Extensions

D. Plachky


On the Roots of A Class of Lifting Polynomials

N. Popescu, A. Zaharescu


Some Algebraically Topological Aspects in the Realm of Convenient Topology

G. Preuß


The Witt group of symmetric bilinear forms over a Brauer-Severi variety with values in a line bundle

S.Pumplün

Seminarberichte Band 63, Teil 5

anläßlich der Emeritierung von Herrn Prof. Dr. D. Pumplün

L'application de Poincare holomorphe

M. Rech


Convexity Theories VII. Discrete G-Convex Moduls

H. Röhrl


Invariant Tori in the Perturbation Theory of Weakly Non-degenerate Integrable Hamiltonian Systems

H. Rüssmann


Generation of Weight Functions for Orthogonal Polynomials

M.-R. Skrzipek


On Certain Initial Completions in Fuzzy Topology

A. K. Srivastava, A. Choubey


Free Adjunction of Morphisms

L. Schröder, H. Herrlich


Braids among the groups

R. Street


Tauber-Sätze und der Satz von Hahn-Banach

H.Tietz, K. Zeller


Maps in General Topology and Elsewhere

W. Tholen


Jordan Algebras and Quantum Physics

H. Upmeier


Interior Operators in General Categories

S. J. R. Vorster


Estimating the operator exponential

K. Veselic


Multi-Parameter Symmetries of First Order Ordinary Differential Equations

S. Walcher


Über eine Kurve von Macbeath

K. Wohlfahrt


A Note on Central Extensions of Universal Algebras

G. Janelidze, M. Kelly


Invariant and Cyclic States for Economic Sytems

M. Squillante, A. G. S.Ventre

Seminarberichte Band 64

On two Epireflective Subcategories of the Category of 2T0 -Fuzzy Bitopological Spaces

Anuruddha S. Khastgir, Arun K. Srivastava


Regularity Results for the Composition of Symbols of Pseudodifferential Operators with Smooth Functions

D. Delbosco, F. Rossati


An Integral Operator Preserwing Meromorphic Starlike Functions

E. Draghici


The Solid Topology in Double Sequence Spaces

M. Zeltser


The Directional Knot Point Behavior of Nearly all Continuous on Id

P. M. Gandini


Matrix Transformations Involving Analytic Double Sequence Spaces

M. Zeltser


A Fibrewise Theory in a Quasitopos

K. Ch. Min, Y. S. Kim, J. W. Park


The Essentially Algebraic Theory of Horn Classes

H.-E. Porst


Approach Groups

R. Lowen, B. Windels


On the Asymptotic Behavior of a Stochastic Process

E. Grycko


Productivity of Coreflective Classes

Miroslav Hušek


On the Classical and the Zygmund Modulus of Continuity

P. Kubach


Dual Recurence and Christoffel-Darboux-Type Formulas for Orthogonal Polynomials

M.-R. Skrzipek

Seminarberichte Band 65

L-Fuzzy Spectrum

N. V. E. S. Murthy, P. G. Prasad


Topological absolutely convex spaces

C. Kirschner


Bemerkungen zur Viereckslehre

R. Fritsch


Grids and the Arithmetics of Jordan Pairs

H. Petersson


Examinations on the Evaluation of Linear Combinations of Szegö Polynomials

M.-R. Skrzipek


On the derivatives of random functions

G. Caristi, M. Ferrara


L'optimisation du projet d'un noeud ferroviaire complexe: La proposition d'un modele mathematique

F. Corriere, D. Lo Bosco


Controling Traffic Lights at a Bottleneck: The Objective Function and its Properties

E. Grycko, O. Moeschlin


Simulated Annealing for almost sure convergent Random Sequences

C. Poppinga

Gabriele Becker | 12.08.2021