3 papers
math.GN2006
Integer-valued fixed point index for compositions of acyclic maps
E. G. Sklyarenko, G. Skordev
An integer-valued fixed point index for compositions of acyclic multivalued maps is constructed. This integer-valued fixed point index has the properties: additivity, homotoy invar…
math.NT2006
Von Koch and Thue-Morse revisited
J. -P. Allouche, G. Skordev
We revisit the relation between the von Koch curve and the Thue-Morse sequence given in a recent paper of Ma and Goldener by relating their study to papers written by Coquet and De…
math.GT2006
Dimension-raising theorems for cohomological and extension dimensions
Gencho Skordev, Vesko Valov
We establish cohomological and extension dimension versions of the Hurewicz dimension-raising theorem