Publications by year
2013 - 2012 - 2011 - 2010 - 2009 - 2008 - 2007 - 2006 - 2005 - 2004 - 2003 - 2002 - 2001 - 2000 - 1999 - 1998 - 1997 - 1996
To appear - Preprints

2013

1. with W. Fan, C.H.Li and J.Pan, Locally 2-arc-transitive complete bipartite graphs. J. Combin. Theory Ser. A 120 (2013), 683-699.
2. with B.G.Rodrigues, Binary codes of some strongly regular graphs of the McLaughlin graph. Designs, Codes, Crypto. 67 (2013), nr. 1, 93-109.
3. with M.-E.Fernandes and M.Mixer, Corrigendum to "Polytopes of high rank for the symmetric groups", Adv. Math. 238 (2013), 506-508.
4. with F.Buekenhout and J.De Saedeleer, The rank two geometries of the PSL(2,q) groups : part II. Ars Math. Contemp. 6 (2013), 365-388.
5. with T.Connor, A new algorithm to find apartments in coset geometries. Groups, Complexity, Cryptology 5 (2013), nr. 1, 75-89.

2012

1. with M.-E.Fernandes and M.Mixer, Polytopes of high rank for the alternating groups. J. Combin. Theory Ser. A 119 (2012), 42-56.
2. with M. I. Hartley and I. Hubard, Regular 4-polytopes from the Livingstone graph of Janko's first group. J. Algebraic Combin. 35 (2012), 193-214.
3. with M.-E.Fernandes and M.Mixer, All alternating groups An with n ≥ 12 have polytopes of rank ⌊ (n-1)/2 ⌋. SIAM Journal on Discrete Math. 26 (2012), nr. 2, 482-498.
4. with M. I. Hartley and I. Hubard, Two atlases of abstract chiral polytopes for small groups. Ars Math. Contemp.5 (2012), 371-382.
5. with M.Mixer, Algorithms for classifying regular polytopes with a fixed automorphism group, Contr. Discrete Math. 7 (2012), 105-118.

2011

1. with M.-E. Fernandez, Polytopes of high rank for the symmetric groups. Adv. Math. 228 (2011), 3207-3222.

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2010

1. with P. Rowley, Rank three residually connected geometries for M_{22}, revisited. Elec. J. Combin. 17 (2010), nr. 4.
2. with A. Kiefer, On the number of abstract regular polytopes whose automorphism group is a Suzuki simple group Sz(q). J. Combin. Theory Ser. A 117 (2010), 1248-1257.
3. On the geometry of O'N. J. Geom. 97 (2010), 83-97.
4. with J. De Saedeleer, On the rank two geometries of the PSL(2,q) groups : part I. Ars Math. Contemp. 3 (2010), 177-192.

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2009

1. with M. I. Hartley, On locally spherical polytopes of type {5,3,5}. Discrete Math. 309(2009), 247-254.
2. Locally s-arc-transitive graphs related to sporadic simple groups. J. Algebra 322(2009), 882-892.
3. with E. Schulte, Polytopes with groups of type PGL(2,q). Ars Math. Contemp. 2(2009), 163-171.
4. with F. Buekenhout, On apartments in incidence geometry. J. of Combinatorics, Information and System Sciences 34 (2009) No. 1-4, pages 75-93.

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2008

1. with M. I. Hartley, A new Petrie-like construction for abstract polytopes. J. Combin. Theory Ser. A 115(2008), 997-1007.
2. Residually weakly primitive and locally two-transitive geometries for sporadic groups. Acad. roy. Belgique, Mem. Cl. Sci., Coll. 4, Ser. 3, Tome XI(2008), 173pp.

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2007

1. with F. Buekenhout, A rank six geometry related to the McLaughlin sporadic simple group . Designs, Codes, Crypto. 44(2007), nr. 1/2/3, 151-155.
2. with E. Schulte, Groups of type L(2,q) acting on polytopes. Adv. Geom. 7(2007), nr. 4, 529-539.

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2006

1. with M. I. Hartley, Errata : "Quotients of a universal locally projective polytope of type {5,3,5}". Math. Z. 253(2006), nr. 2, 433-434.
2. Almost simple groups of Suzuki type acting on polytopes. Proc. Amer. Math. Soc. 134(2006), 3649-3651.
3. with L. Vauthier, An atlas of abstract regular polytopes for small groups. Aequationes Math. 72(2006), nr. 3, 313-320.

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2005

1. Two rank six geometries for the Higman-Sims sporadic group. Discrete Math. 294(2005), nr. 1-2, 123-132.
2. with M.I. Hartley On the thin regular geometries of rank four for the Janko group J(1). Innovations in Incidence Geometry 1(2005), 181-190.
3. with P. Cara, On inductively minimal geometries that satisfy the intersection property. J. Combin. Theory Ser. A. 111 (2005), nr. 2, 327-330.
4. A family of geometries related to the Suzuki tower. Comm. Algebra 33 (2005), nr. 7, 2201-2217.
5. The residually weakly primitive geometries of HS. Australas. J. Combin. 33 (2005), 231-236.
6. A generalization of a construction due to Van Nypelseer. Beitrage Algebra Geom. 46 (2005), nr. 2, 561-574.

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2004

1. Constructions of rank five geometries for the Mathieu group M_22. J. Geom. 79(2004), nr. 1-2, 146-155.
2. with M. Gailly, The residually weakly primitive geometries of PSL(3,q) with q < 8. Aequationes Math. 67(2004), 195-196.
3. with M. I. Hartley, Quotients of a universal locally projective polytope of type {5,3,5}. Math. Z. 247(2004), nr. 4, 663-674.
4. with P. Jacobs, An algorithmic analysis of the intersection property. LMS J. Comput. Math. 7(2004), 284-299.
5. The residually weakly primitive geometries of J_3. Experiment. Math. 13(2004), nr. 4, 429-433.
6. The residually weakly primitive geometries of M_23. Atti Sem. Mat. Fis. Univ. Modena e Reggio Emilia LII(2004), 313-316.

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2003

1. On a rank four geometry for the Hall-Janko sporadic group. J. Combin. Theory Ser. A 101(2003), nr. 1, 160-167.
2. with H. Gottschalk, Geometries for the group PSL(3,4). European J. Combin. 24(2003), nr. 3, 267-291.
3. The residually weakly primitive geometries of M_22. Designs, Codes, Crypto. 29(2003), nr. 1/2/3, 177-178.
4. with F. Buekenhout and P.-O. Dehaye, RWPRI and (2T)_1 flag-transitive linear spaces. Beitrage Algebra Geom. 44(2003), nr. 1, 25-46.
5. with F. Buekenhout, P. Cara and M. Dehon, Residually weakly primitive geometries of small sporadic and almost simple groups : a synthesis. In A. Pasini (editor), Topics in Diagram Geometry, Quaderni Mat. 12(2003), 1-27.

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2002

1. with P.Cara, The RWPRI geometries of Sym(5) x 2. Discrete Math. 255(2002), nr. 1/3, 35-45. MR 2003i:51012.
2. The residually weakly primitive geometries of J_2. Note Mat. 21(2002), nr. 1, 77-81.
3. with M. Dehon, Constructing coset geometries with Magma : An application to the sporadic groups M(12) and J(1). Atti Sem. Mat. Fis. Univ. Modena L(2002), 415-427.

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2001

1. On a rank five geometry of Meixner for the Mathieu group M(12). Geom. Dedicata 85(2001), nr. 1/3, 273-281. MR 2002f: 51021. Zbl 0989.51007.
2. Some rank five geometries related to the Mathieu group M(23). J. Combin. Theory Ser. A 95(2001), nr. 2, 365-372. MR 2002d: 51011. Zbl 0990.51005.
3. with D.Bonheure and F.Buekenhout, On the Petrials of thin regular rank three geometries. J. Geom. 71(2001), nr. 1-2, 19- 26. MR 2002g:51014. Zbl 1013.51005.

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2000

1. The residually weakly primitive geometries of the Dihedral Groups. Atti Sem. Mat. Fis. Univ. Modena XLVIII(2000), 179-190. MR 2001e:05027. Zbl. 0967.51002.
2. The residually weakly primitive pre-geometries of the Suzuki simple groups. Note Mat.20(2000), no. 1, 15-34. MR 2003b:51021.
3. Incidence Geometry. In W. Bosma and J. Cannon, Handbook of Magma Functions, Version 2.7 (July 2000), Vol. V, chapter 82, pp 335-359.
4. with C.Lefèvre-Percsy and N.Percsy, New geometries for finite groups and polytopes. Bull. Belg. Math. Soc. - Simon Stevin 7(2000), nr. 4, 583-610. MR 2001m:51020. Zbl 0974.51011.

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1999

1. with F.Buekenhout and M.Dehon, An Atlas of Residually Weakly Primitive Geometries for Small Groups. Acad. roy. Belgique, Mem. Cl. Sci., Coll. 8, Ser. 3, Tome XIV(1999), 175 pp. MR 2002c:05043. Zbl. 923.51009.
2. with F.Buekenhout, On a geometry of Ivanov and Shpectorov for the O'Nan sporadic simple group. J. Combin. Theory Ser. A 85(1999), nr. 2, 148-164. MR 2000a:51014. Zbl 930.20014.
3. An Atlas of regular thin geometries for small groups. Math. Comput. 68(1999), nr. 228, 1631-1647. MR 99m:51018. Zbl 941.51010.
4. The residually weakly primitive geometries of the Suzuki simple group Sz(8), In C.M. Campbell, E.F. Robertson, N. Ruskuc, G.C. Smith (editors), Groups St Andrews 1997 in Bath, II. London Math. Soc. Lect. Notes Ser. 261(1999), 517-526. MR 2000h:51025. Zbl. 934.51009.
5. The rank 3 geometries of the simple Suzuki groups Sz(q). Note Mat. 19(1999), no. 1, 43-63. MR 2001m:51019.

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1998

1. The Rank 2 Geometries of the Simple Suzuki Groups Sz(q). Beitrage Algebra Geom. 39(1998), nr.1, 97-120. MR 99b:20030. Zbl 914.51009.
2. Thin geometries for the Suzuki simple group Sz(8). Bull. Belg. Math. Soc. - Simon Stevin 5(1998), nr. 2-3, 373-387. MR 99f:51021. Zbl 930.51009.
3. with F.Buekenhout and M.Dehon, On Flag-Transitive Incidence Geometries of Rank 6 for the Mathieu Group M(12). In L. Di Martino, W.E. Kantor, G. Lunardon, A. Pasini (editors), Groups and Geometries, Trends in Math., 1998, 39-54. MR 99m:51017. Zbl 899.51006.
4. with H.Gottschalk, The Residually Weakly Primitive Geometries of the Janko Group J(1). In L. Di Martino, W.E. Kantor, G. Lunardon, A. Pasini (editors), Groups and Geometries, Trends in Math., 1998, 65-79. MR 99h:51014. Zbl 902.51006.
5. Some Applications of Magma to Finite Geometry and Group Theory. In "The Magma System for Algebra, Number Theory and Geometry",
http://www.maths.usyd.edu.au:8000/u/magma/AboutMagma/node198.html

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1997

1. Two Nearly Isomorphic Groups. Atti Sem. Mat. Fis. Univ. Modena XLV(1997), 373-376. MR 98k:20005. Zbl 893.20001.

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1996

1. with F.Buekenhout, On the List of Finite Primitive Permutation Groups of Degree Less Than 50. J. Symbolic Comput. 22(1996), 215-225. MR 97g:20004. Zbl 870.20003.
2. with F.Buekenhout and M.Dehon, All Geometries of the Mathieu Group M(11) Based on Maximal Subgroups. Experiment. Math. 5(1996), nr.2, 101-110. MR 97h:51015. Zbl 863.51012.

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To appear


1. with J.De Saedeleer, M.Mixer and T.Pisanski, Core-free, rank two coset geometries from edge-transitive bipartite graphs, Math. Slovaca, to appear, 14 pages;
2. with A.Kiefer, On pairs of commuting involutions in Sym(n) and Alt(n), Comm. Algebra, to appear, 9 pages;
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Preprints

1. with F.Buekenhout and J.De Saedeleer, Two-transitive pairs in PSL(2,q). 11 pages.
2. with I.Hubard, Chiral polytopes and Suzuki simple groups, 19 pages.
3. with B.G.Rodrigues, Ternary codes of the complementary graphs of some strongly regular subgraphs of the McLaughlin graph, 9 pages.
4. with T.Connor, An Atlas of subgroup lattices of finite almost simple groups. 6 pages.
5. with T.Connor, Algorithmic enumeration of regular maps. 13 pages.
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