Korovkin-type convergence results for non-positive operators

Artikel in diesem Heft

1. Generators of existence varieties of regular rings and complemented Arguesian lattices
2. On some properties of pronormal subgroups
3. Galois realizability of groups of order 64
4. Equalities for orthogonal projectors and their operations
5. On equivalent strictly G-convex renormings of Banach spaces
6. Multiplicatively and non-symmetric multiplicatively norm-preserving maps
7. Korovkin-type convergence results for non-positive operators
8. Operator-valued Feynman integral via conditional Feynman integrals on a function space
9. Descriptive properties of density preserving autohomeomorphisms of the unit interval
10. Generalizations of Jensen-Steffensen and related integral inequalities for superquadratic functions
11. A spectral estimate for the Dirac operator on Riemannian flows
12. On stability and robust stability of positive linear Volterra equations in Banach lattices
13. On n-normal posets