Borinsky, Michael; Vogtmann, Karen The Euler characteristic of \(\operatorname{Out}(F_n)\). (English) Zbl 07310899 Comment. Math. Helv. 95, No. 4, 703-748 (2020). MSC: 20F28 20E05 20E36 05A16 57R56 20F65 PDFBibTeX XMLCite \textit{M. Borinsky} and \textit{K. Vogtmann}, Comment. Math. Helv. 95, No. 4, 703--748 (2020; Zbl 07310899) Full Text: DOI arXiv
Hensel, Sebastian Rigidity and flexibility for handlebody groups. (English) Zbl 1407.57003 Comment. Math. Helv. 93, No. 2, 335-358 (2018). Reviewer: Gregory C. Bell (Greensboro) MSC: 57M07 57M10 20E36 PDFBibTeX XMLCite \textit{S. Hensel}, Comment. Math. Helv. 93, No. 2, 335--358 (2018; Zbl 1407.57003) Full Text: DOI arXiv
Grigorchuk, Rostislav; Musat, Magdalena; Rørdam, Mikael Just-infinite \(C^\ast\)-algebras. (English) Zbl 1396.46044 Comment. Math. Helv. 93, No. 1, 157-201 (2018). MSC: 46L05 37A55 20C07 46L36 PDFBibTeX XMLCite \textit{R. Grigorchuk} et al., Comment. Math. Helv. 93, No. 1, 157--201 (2018; Zbl 1396.46044) Full Text: DOI arXiv
Studenmund, Daniel Abstract commensurators of lattices in Lie groups. (English) Zbl 1342.22019 Comment. Math. Helv. 90, No. 2, 287-323 (2015). Reviewer: Benjamin Klopsch (Düsseldorf) MSC: 22E40 20E36 20F16 PDFBibTeX XMLCite \textit{D. Studenmund}, Comment. Math. Helv. 90, No. 2, 287--323 (2015; Zbl 1342.22019) Full Text: DOI arXiv
Coulon, Rémi Outer automorphisms of free Burnside groups. (English) Zbl 1291.20035 Comment. Math. Helv. 88, No. 4, 789-811 (2013). Reviewer: Enrico Jabara (Venezia) MSC: 20F50 20E36 20F28 20F06 20E07 20F65 PDFBibTeX XMLCite \textit{R. Coulon}, Comment. Math. Helv. 88, No. 4, 789--811 (2013; Zbl 1291.20035) Full Text: DOI arXiv
Clay, Matt; Pettet, Alexandra Current twisting and nonsingular matrices. (English) Zbl 1286.20049 Comment. Math. Helv. 87, No. 2, 385-407 (2012). Reviewer: Thomas Koberda (New Haven) MSC: 20F65 20F28 20E36 20E05 57M07 PDFBibTeX XMLCite \textit{M. Clay} and \textit{A. Pettet}, Comment. Math. Helv. 87, No. 2, 385--407 (2012; Zbl 1286.20049) Full Text: DOI arXiv
Funar, Louis; Kapoudjian, Christophe The braided Ptolemy-Thompson group is asynchronously combable. (English) Zbl 1266.57002 Comment. Math. Helv. 86, No. 3, 707-768 (2011). Reviewer: Daniele Zuddas (Bonn) MSC: 57M07 20F36 57N05 20F38 20F34 PDFBibTeX XMLCite \textit{L. Funar} and \textit{C. Kapoudjian}, Comment. Math. Helv. 86, No. 3, 707--768 (2011; Zbl 1266.57002) Full Text: DOI arXiv
Minasyan, Ashot Groups with finitely many conjugacy classes and their automorphisms. (English) Zbl 1180.20033 Comment. Math. Helv. 84, No. 2, 259-296 (2009). Reviewer: Stephan Rosebrock (Karlsruhe) MSC: 20F67 20F65 20F28 20E45 20E36 20F05 20E07 PDFBibTeX XMLCite \textit{A. Minasyan}, Comment. Math. Helv. 84, No. 2, 259--296 (2009; Zbl 1180.20033) Full Text: DOI arXiv Link
Bekka, Bachir; de la Harpe, Pierre Irreducibly represented groups. (English) Zbl 1154.22005 Comment. Math. Helv. 83, No. 4, 847-868 (2008). Reviewer: Pekka Salmi (Oulu) MSC: 22D10 20C07 PDFBibTeX XMLCite \textit{B. Bekka} and \textit{P. de la Harpe}, Comment. Math. Helv. 83, No. 4, 847--868 (2008; Zbl 1154.22005) Full Text: DOI arXiv Link
Schleimer, Saul Polynomial-time word problems. (English) Zbl 1172.20028 Comment. Math. Helv. 83, No. 4, 741-765 (2008). Reviewer: V. A. Roman’kov (Omsk) MSC: 20F10 20E05 20E36 68Q25 20F38 57M07 PDFBibTeX XMLCite \textit{S. Schleimer}, Comment. Math. Helv. 83, No. 4, 741--765 (2008; Zbl 1172.20028) Full Text: DOI arXiv Link
Bell, Robert W.; Margalit, Dan Injections of Artin groups. (English) Zbl 1148.20024 Comment. Math. Helv. 82, No. 4, 725-751 (2007). Reviewer: Martin D. Crossley (Swansea) MSC: 20F36 57M07 20E36 PDFBibTeX XMLCite \textit{R. W. Bell} and \textit{D. Margalit}, Comment. Math. Helv. 82, No. 4, 725--751 (2007; Zbl 1148.20024) Full Text: DOI arXiv
Symonds, Peter Permutation complexes for profinite groups. (English) Zbl 1118.20051 Comment. Math. Helv. 82, No. 1, 1-37 (2007). Reviewer: Andrea Lucchini (Brescia) MSC: 20J06 20E18 20C07 55U15 PDFBibTeX XMLCite \textit{P. Symonds}, Comment. Math. Helv. 82, No. 1, 1--37 (2007; Zbl 1118.20051) Full Text: DOI
Kochloukova, Dessislava H. Some Novikov rings that are von Neumann finite and knot-like groups. (English) Zbl 1166.20042 Comment. Math. Helv. 81, No. 4, 931-943 (2006). MSC: 20J05 20F05 46L10 20C07 20E34 57M25 20C15 PDFBibTeX XMLCite \textit{D. H. Kochloukova}, Comment. Math. Helv. 81, No. 4, 931--943 (2006; Zbl 1166.20042) Full Text: DOI
Rémy, Bertrand; Ronan, Mark Topological groups of Kac-Moody type, right-angled twinnings and their lattices. (English) Zbl 1163.22009 Comment. Math. Helv. 81, No. 1, 191-219 (2006). MSC: 22E65 20E42 22D45 51E24 20G25 22E40 17B67 PDFBibTeX XMLCite \textit{B. Rémy} and \textit{M. Ronan}, Comment. Math. Helv. 81, No. 1, 191--219 (2006; Zbl 1163.22009) Full Text: DOI
Kapovich, Ilya; Schupp, Paul Delzant’s \(T\)-invariant, Kolmogorov complexity and one-relator groups. (English) Zbl 1151.20026 Comment. Math. Helv. 80, No. 4, 911-933 (2005). Reviewer: Stephan Rosebrock (Karlsruhe) MSC: 20F05 20F69 20E36 68Q30 03D15 PDFBibTeX XMLCite \textit{I. Kapovich} and \textit{P. Schupp}, Comment. Math. Helv. 80, No. 4, 911--933 (2005; Zbl 1151.20026) Full Text: DOI arXiv
McNinch, George J. [Serre, J.-P.] Optimal \(\text{SL}(2)\)-homomorphisms. (English) Zbl 1097.20040 Comment. Math. Helv. 80, No. 2, 391-426 (2005). Reviewer: Wilberd van der Kallen (Utrecht) MSC: 20G15 17B45 20G05 20E36 14L24 14L30 20E45 PDFBibTeX XMLCite \textit{G. J. McNinch}, Comment. Math. Helv. 80, No. 2, 391--426 (2005; Zbl 1097.20040) Full Text: DOI arXiv Link
Constantin, Adrian; Kolev, Boris Geodesic flow on the diffeomorphism group of the circle. (English) Zbl 1037.37032 Comment. Math. Helv. 78, No. 4, 787-804 (2003). MSC: 37K65 35Q35 58B25 53D25 PDFBibTeX XMLCite \textit{A. Constantin} and \textit{B. Kolev}, Comment. Math. Helv. 78, No. 4, 787--804 (2003; Zbl 1037.37032) Full Text: DOI
Levitt, Gilbert; Lustig, Martin Periodic ends, growth rates, Hölder dynamics for automorphisms of free groups. (English) Zbl 0965.20026 Comment. Math. Helv. 75, No. 3, 415-429 (2000). Reviewer: Bruno Zimmermann (Trieste) MSC: 20F65 20E05 20E36 57M05 37B10 PDFBibTeX XMLCite \textit{G. Levitt} and \textit{M. Lustig}, Comment. Math. Helv. 75, No. 3, 415--429 (2000; Zbl 0965.20026) Full Text: DOI
Cohen, Marshall M.; Lustig, Martin The conjugacy problem for Dehn twist automorphisms of free groups. (English) Zbl 0956.20021 Comment. Math. Helv. 74, No. 2, 179-200 (1999). Reviewer: S.Andreadakis (Athens) MSC: 20E36 20E05 20F10 20F28 57M07 20E08 PDFBibTeX XMLCite \textit{M. M. Cohen} and \textit{M. Lustig}, Comment. Math. Helv. 74, No. 2, 179--200 (1999; Zbl 0956.20021) Full Text: DOI
Gonciulea, Constantin Infinite Coxeter groups virtually surject onto \(\mathbb{Z}\). (English) Zbl 0903.20017 Comment. Math. Helv. 72, No. 2, 257-265 (1997). Reviewer: M.Stojanovic (Beograd) MSC: 20F55 20E07 PDFBibTeX XMLCite \textit{C. Gonciulea}, Comment. Math. Helv. 72, No. 2, 257--265 (1997; Zbl 0903.20017) Full Text: DOI
Krstić, Sava; Vogtmann, Karen Equivariant outer space and automorphisms of free-by-finite groups. (English) Zbl 0805.20030 Comment. Math. Helv. 68, No. 2, 216-262 (1993). Reviewer: S.Andreadakis (Athens) MSC: 20F28 20E36 20E05 20E06 20J05 20F05 57M60 PDFBibTeX XMLCite \textit{S. Krstić} and \textit{K. Vogtmann}, Comment. Math. Helv. 68, No. 2, 216--262 (1993; Zbl 0805.20030) Full Text: DOI EuDML
Schafer, James A. Relative cyclic homology and the Bass conjecture. (English) Zbl 0782.20040 Comment. Math. Helv. 67, No. 2, 214-225 (1992). Reviewer: O.Talelli (Athens) MSC: 20J05 20C07 55R40 18G25 PDFBibTeX XMLCite \textit{J. A. Schafer}, Comment. Math. Helv. 67, No. 2, 214--225 (1992; Zbl 0782.20040) Full Text: DOI EuDML
Greenberg, Peter; Sergiescu, Vlad An acyclic extension of the braid group. (English) Zbl 0736.20020 Comment. Math. Helv. 66, No. 1, 109-138 (1991). Reviewer: C.-H.Sah (Stony Brook) MSC: 20F36 57Q45 58D05 55R35 20E22 57R50 20J05 PDFBibTeX XMLCite \textit{P. Greenberg} and \textit{V. Sergiescu}, Comment. Math. Helv. 66, No. 1, 109--138 (1991; Zbl 0736.20020) Full Text: DOI EuDML
Kropholler, P. H. Baumslag-Solitar groups and some other groups of cohomological dimension two. (English) Zbl 0744.20044 Comment. Math. Helv. 65, No. 4, 547-558 (1990). Reviewer: D.J.McCaughan (Dunedin) MSC: 20J05 20E08 20F05 PDFBibTeX XMLCite \textit{P. H. Kropholler}, Comment. Math. Helv. 65, No. 4, 547--558 (1990; Zbl 0744.20044) Full Text: DOI EuDML
Bartsch, Thomas On the genus of representation spheres. (English) Zbl 0704.57024 Comment. Math. Helv. 65, No. 1, 85-95 (1990). Reviewer: K.Pawałowski MSC: 57S25 57S17 55M30 58E05 PDFBibTeX XMLCite \textit{T. Bartsch}, Comment. Math. Helv. 65, No. 1, 85--95 (1990; Zbl 0704.57024) Full Text: DOI EuDML
Stöhr, Ralph A generalized Hopf formula for higher homology groups. (English) Zbl 0685.20038 Comment. Math. Helv. 64, No. 2, 187-199 (1989). Reviewer: J.Huebschmann MSC: 20J05 20F05 20F17 20C07 20E06 PDFBibTeX XMLCite \textit{R. Stöhr}, Comment. Math. Helv. 64, No. 2, 187--199 (1989; Zbl 0685.20038) Full Text: DOI EuDML
de la Harpe, Pierre On groups of smooth maps into a simple compact Lie group. (English) Zbl 0673.22005 Comment. Math. Helv. 63, No. 3, 450-463 (1988). Reviewer: A.N.Pressley MSC: 22E65 58B25 20E36 58D05 PDFBibTeX XMLCite \textit{P. de la Harpe}, Comment. Math. Helv. 63, No. 3, 450--463 (1988; Zbl 0673.22005) Full Text: DOI EuDML
Arlettaz, Dominique On the homology of the special linear group over a number field. (English) Zbl 0621.20028 Comment. Math. Helv. 61, 556-564 (1986). Reviewer: A.Ash MSC: 20G10 55P47 55S45 20G30 11R70 PDFBibTeX XMLCite \textit{D. Arlettaz}, Comment. Math. Helv. 61, 556--564 (1986; Zbl 0621.20028) Full Text: DOI EuDML
Eckmann, Beno Cyclic homology of groups and the Bass conjecture. (English) Zbl 0613.20034 Comment. Math. Helv. 61, 193-202 (1986). Reviewer: R.Bieri MSC: 20J05 18F25 20C07 20F16 55R40 16E40 PDFBibTeX XMLCite \textit{B. Eckmann}, Comment. Math. Helv. 61, 193--202 (1986; Zbl 0613.20034) Full Text: DOI EuDML
Dyer, Michael N. Subgroups with projective Abelianization and trivial multiplicator. (English) Zbl 0545.20025 Comment. Math. Helv. 59, 333-340 (1984). Reviewer: R.Strebel MSC: 20F14 57M20 20J05 20E22 20C07 PDFBibTeX XMLCite \textit{M. N. Dyer}, Comment. Math. Helv. 59, 333--340 (1984; Zbl 0545.20025) Full Text: DOI EuDML
de la Harpe, Pierre; McDuff, Dusa Acyclic groups of automorphisms. (English) Zbl 0522.20034 Comment. Math. Helv. 58, 48-71 (1983). MSC: 20J05 28D15 20B27 46L55 PDFBibTeX XMLCite \textit{P. de la Harpe} and \textit{D. McDuff}, Comment. Math. Helv. 58, 48--71 (1983; Zbl 0522.20034) Full Text: DOI EuDML
Hillman, Jonathan A. Corrigendum to: “Aspherical four-manifolds and the centres of two-knot groups”. (English) Zbl 0516.57010 Comment. Math. Helv. 58, 166 (1983). MSC: 57Q45 57N13 57M05 16S34 20F34 20F99 PDFBibTeX XMLCite \textit{J. A. Hillman}, Comment. Math. Helv. 58, 166 (1983; Zbl 0516.57010) Full Text: DOI EuDML
Hillman, Jonathan A. Aspherical four-manifolds and the centres of two-knot groups. (English) Zbl 0478.57016 Comment. Math. Helv. 56, 465-473 (1981). MSC: 57Q45 20F05 57N13 57M05 20F34 20C07 PDFBibTeX XMLCite \textit{J. A. Hillman}, Comment. Math. Helv. 56, 465--473 (1981; Zbl 0478.57016) Full Text: DOI EuDML
Howie, James; Schneebeli, Hans Rudolf Permutation modules and projective resolutions. (English) Zbl 0475.20039 Comment. Math. Helv. 56, 447-464 (1981). MSC: 20J05 20C07 18G05 PDFBibTeX XMLCite \textit{J. Howie} and \textit{H. R. Schneebeli}, Comment. Math. Helv. 56, 447--464 (1981; Zbl 0475.20039) Full Text: DOI EuDML
Plotnick, Steven P. Vanishing of Whitehead groups for Seifert manifolds with infinite fundamental group. (English) Zbl 0463.57004 Comment. Math. Helv. 55, 654-667 (1980). MSC: 57Q10 57N10 PDFBibTeX XMLCite \textit{S. P. Plotnick}, Comment. Math. Helv. 55, 654--667 (1980; Zbl 0463.57004) Full Text: DOI EuDML
Meier, W. Minimal models for non-nilpotent spaces. (English) Zbl 0457.55006 Comment. Math. Helv. 55, 622-633 (1980). MSC: 55P62 55Q52 55P10 55P15 PDFBibTeX XMLCite \textit{W. Meier}, Comment. Math. Helv. 55, 622--633 (1980; Zbl 0457.55006) Full Text: DOI EuDML
Grünenfelder, Luzius Lower central series, augmentation quotients and homology of groups. (English) Zbl 0443.20042 Comment. Math. Helv. 55, 159-177 (1980). MSC: 20J05 20F14 20C07 20F40 16W50 16S34 16Exx 16W10 18C15 18G10 18G30 18G40 18G50 PDFBibTeX XMLCite \textit{L. Grünenfelder}, Comment. Math. Helv. 55, 159--177 (1980; Zbl 0443.20042) Full Text: DOI EuDML
Howie, James; Schneebeli, Hans Rudolf Groups of finite quasi-projective dimension. (English) Zbl 0422.20039 Comment. Math. Helv. 54, 615-628 (1979). MSC: 20J05 20F05 20F06 20E06 20F34 18G10 18G20 PDFBibTeX XMLCite \textit{J. Howie} and \textit{H. R. Schneebeli}, Comment. Math. Helv. 54, 615--628 (1979; Zbl 0422.20039) Full Text: DOI EuDML
Eklof, Paul C.; Huber, Martin Abelian group extensions and the axiom of constructibility. (English) Zbl 0417.20049 Comment. Math. Helv. 54, 440-457 (1979). MSC: 20K40 20K35 20K15 20K20 03E45 03E55 PDFBibTeX XMLCite \textit{P. C. Eklof} and \textit{M. Huber}, Comment. Math. Helv. 54, 440--457 (1979; Zbl 0417.20049) Full Text: DOI EuDML
Priddy, Stewart Homotopy splittings involving G and G/O. (English) Zbl 0411.55016 Comment. Math. Helv. 53, 470-484 (1978). MSC: 55R35 55P60 PDFBibTeX XMLCite \textit{S. Priddy}, Comment. Math. Helv. 53, 470--484 (1978; Zbl 0411.55016) Full Text: DOI EuDML
Plante, J. F.; Thurston, W. P. Polynomial growth in holonomy groups of foliations. (English) Zbl 0348.57009 Comment. Math. Helv. 51, 567-584 (1976). MSC: 57R30 20F99 PDFBibTeX XMLCite \textit{J. F. Plante} and \textit{W. P. Thurston}, Comment. Math. Helv. 51, 567--584 (1976; Zbl 0348.57009) Full Text: DOI EuDML
Hilton, Peter; Mislin, Guido Bicartesian squares of nilpotent groups. (English) Zbl 0325.20031 Comment. Math. Helv. 50, 477-491 (1975). MSC: 20E99 20F99 PDFBibTeX XMLCite \textit{P. Hilton} and \textit{G. Mislin}, Comment. Math. Helv. 50, 477--491 (1975; Zbl 0325.20031) Full Text: DOI EuDML
Bieri, Robert; Eckmann, Beno Finiteness properties of duality groups. (English) Zbl 0279.20041 Comment. Math. Helv. 49, 74-83 (1974). MSC: 20J05 20J06 20E99 PDFBibTeX XMLCite \textit{R. Bieri} and \textit{B. Eckmann}, Comment. Math. Helv. 49, 74--83 (1974; Zbl 0279.20041) Full Text: DOI EuDML
Fuchs, L. Note on direct decompositions of torsion-free abelian groups. (English) Zbl 0242.20061 Comment. Math. Helv. 46, 409-413 (1971). MSC: 20K20 20K25 PDFBibTeX XMLCite \textit{L. Fuchs}, Comment. Math. Helv. 46, 409--413 (1971; Zbl 0242.20061) Full Text: DOI EuDML
Hopf, Heinz Enden offener Räume und unendliche diskontinuierliche Gruppen. (German) Zbl 0060.40008 Comment. Math. Helv. 16, 81-100 (1944). Reviewer: S. Stoilow MSC: 54-XX 57S30 PDFBibTeX XMLCite \textit{H. Hopf}, Comment. Math. Helv. 16, 81--100 (1944; Zbl 0060.40008) Full Text: DOI EuDML