Nielsen equivalence in Fuchsian groups

We give a complete classification of minimal generating systems in a very general class of Fuchsian groups G. This class includes for example any G which has at least seven nonconjugate cyclic subgroups of order i ≥ 3. In particular, the well-known problematic cases where G has characteristic expone...

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Bibliographic Details
Main Authors: Lustig, M. (Author), Moriah, Y. (Author)
Format: Article
Language:English
Published: Mathematical Sciences Publishers 2022
Online Access:View Fulltext in Publisher
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001 10.2140-agt.2022.22.189
008 220706s2022 CNT 000 0 und d
020 |a 14722747 (ISSN) 
245 1 0 |a Nielsen equivalence in Fuchsian groups 
260 0 |b Mathematical Sciences Publishers  |c 2022 
856 |z View Fulltext in Publisher  |u https://doi.org/10.2140/agt.2022.22.189 
520 3 |a We give a complete classification of minimal generating systems in a very general class of Fuchsian groups G. This class includes for example any G which has at least seven nonconjugate cyclic subgroups of order i ≥ 3. In particular, the well-known problematic cases where G has characteristic exponents i D 2 are not excluded. We classify generating systems up to Nielsen equivalence; this notion is strongly related to Heegaard splittings of 3–manifolds. The results presented here provide in particular the tools for a rather general extension of previous work of the authors and others on the isotopy classification of such splittings in Seifert fibered spaces. © 2022, Mathematical Sciences Publishers. All rights reserved. 
700 1 |a Lustig, M.  |e author 
700 1 |a Moriah, Y.  |e author 
773 |t Algebraic and Geometric Topology