Infinitesimal geometry of quasiregular mappings
: Gutlyanskiǐ V., Martio O., Ryazanov V., Vuorinen M.
: 2000
: Annales Academiae Scientiarum Fennicae. Mathematica
: Annales Academiae Scientiarum Fennicae Mathematica
: 25
: 1
: 101
: 130
: 30
: 1239-629X
: http://api.elsevier.com/content/abstract/scopus_id:0039008264
We introduce the notion of the infinitesimal space for a quasiregular mapping at a point. This can be used to study local topological and geometric properties of the mapping also at those points where the mapping is not differentiable.