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John Crisp --- Preprints

v     (with Marcelo Laca) Boundary quotients and ideal structure of Toeplitz C*-algebras. (April 2006) [.pdf]   [arXiv:math.GR/0604122]

v     A note on relative hyperbolicity and Artin groups (January 2006).   [.pdf]   [arXiv:math.GR/0601179]

v     (with Bert Wiest) Quasi-isometrically embedded subgroups of braid and diffeomorphism groups (June 2005, revised September 2005). [.pdf]  

v     (with Noel Brady) On dimensions of CAT(0) and CAT(-1) complexes with the same hyperbolic group action. [.ps]

NEW!! A freshly revised version of this paper is available (April 2006) [revised2006.pdf]

 

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John Crisp --- Publications

v     An algebraic loop theorem and the decomposition of PD3-pairs, Bulletin London Math. Soc. (to appear)   (A pre-acceptance version is available here [proofs.pdf] and is distinct from the final published version available from London Mathematical Society).

v     (with Noel Brady) CAT(0) and CAT(-1) dimensions of torsion free hyperbolic groups, Comment. Math. Helv. (to appear).  [preprint-version.pdf]  (a precursor to this paper was written in 2001 : Notes on a torsion free hyperbolic group which is CAT(0) in dimension 2 but CAT(-1) only in dimension 3. [.ps] )

v     Automorphisms and abstract commensurators of 2-dimensional Artin groups, Geometry and Topology, 9 (2005) 1381—1441.   [.pdf]    [Math.GR/0410205]

v     (with Ruth Charney) Automorphism groups of some affine and finite type Artin groups, Math. Res. Letters, 12 (2005) 321—333.   [journal version online]     [proofs.pdf]     [arXiv:math.GR/0408412]

v     (with Luisa Paoluzzi) On the classification of CAT(0) structures for the 4-string braid group, Michigan Math. J. 53 (2005), 133-163. [journal version online]       [proofs.pdf]

v     (with Luis Paris) Representations of the braid group by automorphisms of groups, invariants of links, and Garside groups, Pacific J. Math. to appear (2005).    [ proofs.pdf]      [arXiv:math.GR/0212138]

v     (with Luis Paris) Artin groups of type B and D, Advances in Geometry, 5 (2005), 607—636.   [proofs.pdf]  [arXiv:math.GR/0210438]

v     (with Bert Wiest) Embeddings of graph braid and surface groups in right-angled Artin groups and braid groups, Algebr. Geom. Topol. 4 (2004) 439—472.   [arXiv:math.GR/0303217]

v      (with Noel Brady) Two-dimensional Artin groups with CAT(0) dimension three, Geometriae Dedicata 94 (2002), 185—214.   [arXiv:math.GR/0012102]

v      On the CAT(0) dimension of Bestvina-Brady groups, Algebr. Geom. Topol. 2 (2002), 923—936.   [arXiv:math.GR/0211130]

v     (with Marcelo Laca) On the Toeplitz algebras of right-angled and finite-type Artin groups, J. Australian Math. Soc. 72 (2002), 223—245.   [arXiv:math.OA/9907026]

v      (with Luis Paris) The solution to a conjecture of Tits on the subgroup generated by the squares of the generators of an Artin group, Math. Invent. 145 (2001), 19--36.   [arXiv:math.GR/0003133]

v     (with Brian H. Bowditch) Archimedean actions on median pretrees, Math. Proc. Camb. Phil. Soc. 130 (2001), 383—400.   [.dvi]   [.ps]

v     Symmetrical subgroups of Artin groups, Advances in Mathematics 152 (2000), 159--177.   [.dvi]   [.ps]

v     The decomposition of 3-dimensional Poincaré complexes, Comment. Math. Helv. 75 (2000) 232--246.   [.dvi]   [.ps]

v      Injective maps between Artin groups, in ``Geometric Group Theory Down Under, Proceedings of a Special Year in Geometric Group Theory, Canberra, Australia, 1996'', ed. J. Cossey et al., de Gruyter Verlag, 1999, pp.119--137.   [.dvi]   [.ps].

v     (with J.A. Hillman), Embedding Seifert fibred $3$-manifolds and $Sol^3$-manifolds in $4$-space, Proc. London Math. Soc. (3) 76 (1998) 685--710.

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John Crisp --- PhD Thesis

·        Three Topics in Topology and Group Theory, Ph.D thesis, University of Sydney, 1997.
Abstract, Bull. Austral. Math. Soc. 58 (1998) 349--351.
[.dvi].

·        Part I: Embedding 3-manifolds in 4-space. (56 pages) [.ps] [.ps.gz]. The guts of this part of the thesis plus some extra material appears in the joint paper with   J.A. Hillman, “Embedding Seifert fibred $3$-manifolds and $Sol^3$-manifolds in $4$-space”, Proc. London Math. Soc. (3) 76 (1998) 685--710.

·        Part II: published in  “The decomposition of 3-dimensional Poincaré complexes” [.dvi] or [.ps]

·        Part III: published in  “Injective maps between Artin groups” [.dvi] or [.ps].

 

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