On a theorem by Roman Wçgrzyk

Artikel in diesem Heft

1. Titelei
2. Contents
3. On some optimisation problem in a set of solutions of nonlinear operator equation in Banach spaces. Galerkin approximation
4. Invariant submanifolds of a manifold admitting f_x(2_v + 3, –1)-structure
5. Some results on common fixed points of compatible mappings
6. Reflections in equidistant hypersurfaces II. Geometric characterization of the group generated by reflections
7. Ruled surfaces in affine differential geometry
8. Further properties of almost continuous multifunctions defined between bitopological spaces
9. Weak solutions of set-valued random differential equations
10. The continuous approximation of measurable mappings
11. On the neutrix product of distributions on C°°-manifolds
12. On the monotonie continuous solutions of some iterated equation
13. Some fixed point theorems in topological vector spaces
14. A note on H-almost periodic functions and S^P-almost periodic functions
15. On groups of order pⁿ with automorphisms of order p^n–2
16. A note on trees colouring
17. On solutions of systems of functional equations determining some subsemigroups of the group L¹₆
18. Geometric group presentations
19. On the oscillation of solutions of parabolic partial differential equations of neutral type
20. Fixed points of asymptotically regular mappings in metric spaces
21. On a starlikeness problem for certain class of multivalent analytic functions
22. On collision invariants in one dimension
23. On a theorem by Roman Wçgrzyk
24. Local characterization of functions with closed graphs
25. Geometric characterization of line geometry over quadratically complete field
26. Transformations of mixed hypergeometric series
27. Direct multiplication of finite algebras does not preserve finite equational bases: two examples and a general statement
28. On global solutions of translation equation