American Institute of Mathematical Sciences

March  2004, 11(2&3): 639-648. doi: 10.3934/dcds.2004.11.639

Entropies of a semigroup of maps

 1 Faculty of Mathematics, Łódź University, ul. Stefana Banacha 22, 90-238 Łódź, Poland

Received  November 2002 Revised  March 2004 Published  June 2004

Four entropy-like invariants, introduced for a single map, were generalized to the case of semigroup. Relations between those entropies of semigroup are given.
Citation: Andrzej Biś. Entropies of a semigroup of maps. Discrete and Continuous Dynamical Systems, 2004, 11 (2&3) : 639-648. doi: 10.3934/dcds.2004.11.639
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