Stroppel, Markus2011-04-012016-03-312011-04-012016-03-311992349882770http://nbn-resolving.de/urn:nbn:de:bsz:93-opus-62435http://elib.uni-stuttgart.de/handle/11682/7527http://dx.doi.org/10.18419/opus-7510Endomorphisms of stable planes are introduced, and it is shown that these are injective, locally constant or collapsed. Examples are studied, and it is shown that there are stable planes admitting "substantially more" endomorphisms than automorphisms.eninfo:eu-repo/semantics/openAccessStabile Ebene , Endomorphismus510article