Cheryl Praeger

Emeritus Professor, BSc Qld , MSc Qld & Oxf. , DPhil Oxf. , DSc W.Aust. , Hon.DSc Prince of Songkla , Hon.DHC Libre de Bruxelles , Hon. PhD Yazd , Hon DSc St Andrews, Hon D Math Qld , Hon DSc Primorska , AMusA

  • The University of Western Australia (M019), 35 Stirling Highway, Room 1.33, Mathematics Building, Perth campus

    6009 Perth

    Australia

  • 2889 Citations
  • 26 h-Index
1992 …2022

Research output per year

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Research Output

2020

Involution centralisers in finite unitary groups of odd characteristic

Glasby, S. P., Praeger, C. E. & Roney-Dougal, C. M., 1 Mar 2020, In : Journal of Algebra. 545, p. 245-299

Research output: Contribution to journalArticle

File
106 Downloads (Pure)

Minimal binary 2-neighbour-transitive codes

Hawtin, D. R. & Praeger, C. E., 1 Apr 2020, In : Journal of Combinatorial Theory. Series A. 171, p. 105-173

Research output: Contribution to journalArticle

On k-connected-homogeneous graphs

Devillers, A., Fawcett, J. B., Praeger, C. E. & Zhou, J. X., 1 Jul 2020, In : Journal of Combinatorial Theory. Series A. 173, 105234.

Research output: Contribution to journalArticle

Open Access
File
32 Downloads (Pure)
2019

Biquasiprimitive oriented graphs of valency four

Poznanovic, N. & Praeger, C., 2019, 2017 MATRIX Annals. Wood, D. R., de Gier, J., Praeger, C. E. & Tao, T. (eds.). Netherlands: Springer, p. 337-341 5 p. (MATRIX Annals).

Research output: Chapter in Book/Conference paperOther chapter contribution

Derangement action digraphs and graphs

Iradmusa, M. N. & Praeger, C. E., Aug 2019, In : European Journal of Combinatorics. 80, p. 361-372

Research output: Contribution to journalArticle

Generalised Paley Graphs with a Product Structure

Pearce, G. & Praeger, C. E., Mar 2019, In : Annals of Combinatorics. 23, 1, p. 171-182 12 p.

Research output: Contribution to journalArticle

1 Citation (Scopus)

Linear bounds for the normal covering number of the symmetric and alternating groups

Bubboloni, D., Praeger, C. E. & Spiga, P., 20 Mar 2019, In : Monatshefte fur Mathematik. 19 p.

Research output: Contribution to journalArticle

Open Access
File
20 Downloads (Pure)

On the parameters of intertwining codes

Glasby, S. & Praeger, C., 2019, In : Ars Mathematica Contemporanea. 16, 1, p. 49-58 10 p.

Research output: Contribution to journalArticle

Open Access

Simple groups, product actions, and generalised quadrangles

Bamberg, J., Popiel, T. & Praeger, C. E., Jun 2019, In : Nagoya Mathematical Journal. 234, p. 87-126

Research output: Contribution to journalArticle

Open Access
1 Citation (Scopus)
10 Downloads (Pure)

The classification of 3 2-transitive permutation groups and 1 2-transitive linear groups

Liebeck, M. W., Praeger, C. E. & Saxl, J., 1 Jan 2019, Proceedings of the American Mathematical Society. 12 ed. Vol. 147. p. 5023-5037 15 p. (Proceedings of the American Mathematical Society).

Research output: Chapter in Book/Conference paperConference paper

Open Access
File
146 Downloads (Pure)

The covering radii of the 2-transitive unitary, Suzuki, and Ree groups

Bamberg, J., Praeger, C. & Xia, B., 1 Jan 2019, In : Journal of Group Theory. 22, 1, p. 103-117 15 p.

Research output: Contribution to journalArticle

Open Access
File
1 Citation (Scopus)
201 Downloads (Pure)

“Norman involutions” and tensor products of unipotent Jordan blocks

Glasby, S. P., Praeger, C. E. & Xia, B., Mar 2019, In : Israel Journal of Mathematics. 230, 1, p. 153-181

Research output: Contribution to journalArticle

2018

Bounding the composition length of primitive permutation groups and completely reducible linear groups

Glasby, S. P., Praeger, C. E., Rosa, K. & Verret, G., 1 Dec 2018, In : Journal of the London Mathematical Society. 98, 3, p. 557-572 16 p.

Research output: Contribution to journalArticle

Open Access
File
235 Downloads (Pure)

Construction of the Outer Automorphism of S6 via a Complex Hadamard Matrix

Gillespie, N. I., Ó Catháin, P. & Praeger, C. E., 1 Dec 2018, In : Mathematics in Computer Science. 12, 4, p. 453-458 6 p.

Research output: Contribution to journalArticle

Open Access
File
144 Downloads (Pure)

Conway groupoids, regular two-graphs, and supersimple designs

Gill, N., Gillespie, N., Praeger, C. & Semeraro, J., 2018, In : Seminaire Lotharingien de Combinatoire. 79, 24 p., B79b.

Research output: Contribution to journalArticle

Open Access

Group factorisations, uniform automorphisms, and permutation groups of simple diagonal type

Praeger, C. E. & Schneider, C., Oct 2018, In : Israel Journal of Mathematics. 228, 2, p. 1001-1023

Research output: Contribution to journalArticle

3 Citations (Scopus)

Increasing the minimum distance of codes by twisting

Akbari, M., Gillespie, N. I. & Praeger, C. E., 24 Aug 2018, In : Electronic Journal of Combinatorics. 25, 3, #P3.36.

Research output: Contribution to journalArticle

Open Access
File
164 Downloads (Pure)

Permutation groups and cartesian decompositions

Praeger, C. & Schneider, C., Jun 2018, Cambridge: Cambridge University Press. 323 p. (London Mathematical Society Lecture Note Series; vol. 449)

Research output: Book/ReportBook

Primary cyclic matrices in irreducible matrix subalgebras

Corr, B. P. & Praeger, C. E., 1 Jul 2018, In : Journal of Group Theory. 21, 4, p. 667-694 28 p.

Research output: Contribution to journalArticle

Open Access
File
202 Downloads (Pure)

Primitive permutation groups with a suborbit of length 5 and vertex-primitive graphs of valency 5

Fawcett, J. B., Giudici, M., Li, C. H., Praeger, C. E., Royle, G. & Verret, G., 1 Jul 2018, In : Journal of Combinatorial Theory. Series A. 157, p. 247-266 20 p.

Research output: Contribution to journalArticle

2 Citations (Scopus)

Strong involutions in finite special linear groups of odd characteristic

Dixon, J., Praeger, C. & Seress, A., 15 Mar 2018, In : Journal of Algebra. 498, p. 413-447

Research output: Contribution to journalArticle

Open Access
File
2 Citations (Scopus)
39 Downloads (Pure)

Symmetric graphs with complete quotients

Gardiner, A. & Praeger, C. E., 1 Jan 2018, In : Australasian Journal of Combinatorics. 71, 3, p. 403-426 24 p.

Research output: Contribution to journalArticle

Open Access
File
1 Citation (Scopus)
148 Downloads (Pure)
2017

Affine primitive symmetric graphs of diameter two

Amarra, M. C., Giudici, M. & Praeger, C., 2017, In : Ars Mathematica Contemporanea. 13, 1, p. 137-165 29 p.

Research output: Contribution to journalArticle

File
278 Downloads (Pure)

Algebraic symmetry of codes in hamming graphs

Hawtin, D., 2017, (Unpublished)

Research output: ThesisDoctoral Thesis

File
236 Downloads (Pure)

A normal quotient analysis for some families of oriented four-valent graphs

Al-Bar, J., Al-Kenani, A., Muthana, N. & Praeger, C., 2017, In : Ars Mathematica Contemporanea. 12, 2, p. 361-381 21 p.

Research output: Contribution to journalArticle

Open Access
File
2 Citations (Scopus)
75 Downloads (Pure)

Conway's groupoid and its relatives

Gill, N., Gillespie, N. I., Praeger, C. E. & Semeraro, J., 2017, Finite Simple Groups: Thirty Years of the Atlas and Beyond. Bhargava, M., Guralnick, R., Hiss, G., Lux, K. & Tiep, PH. (eds.). USA: American Mathematical Society, p. 91-110 20 p. (Contemporary Mathematics; vol. 694).

Research output: Chapter in Book/Conference paperConference paper

Open Access
File
295 Downloads (Pure)
1 Citation (Scopus)

Finite edge-transitive oriented graphs of valency four with cyclic normal quotients

Al-Bar, J., Al-kenani, A. N., Muthana, N. M. & Praeger, C. E., 1 Aug 2017, In : Journal of Algebraic Combinatorics. 46, 1, p. 109-133 25 p.

Research output: Contribution to journalArticle

1 Citation (Scopus)

New characterisations of the Nordstrom-Robinson codes

Gillespie, N. I. & Praeger, C. E., 1 Apr 2017, In : Bulletin of the London Mathematical Society. 49, 2, p. 320-330

Research output: Contribution to journalArticle

3 Citations (Scopus)

On the complexity of multiplication in the Iwahori–Hecke algebra of the symmetric group

Niemeyer, A. C., Pfeiffer, G. & Praeger, C. E., 1 May 2017, In : Journal of Symbolic Computation. 80, p. 817-832 16 p.

Research output: Contribution to journalArticle

On the dimension of twisted centralizer codes

Alahmadi, A., Glasby, S. P. & Praeger, C. E., 1 Nov 2017, In : Finite Fields and Their Applications. 48, p. 43-59 17 p.

Research output: Contribution to journalArticle

File
1 Citation (Scopus)
175 Downloads (Pure)

Point-primitive, line-transitive generalised quadrangles of holomorph type

Bamberg, J., Popiel, T. & Praeger, C. E., Mar 2017, In : Journal of Group Theory. 20, 2, p. 269-287 19 p.

Research output: Contribution to journalArticle

Open Access
File
1 Citation (Scopus)
290 Downloads (Pure)

Point-primitive generalised hexagons and octagons

Bamberg, J., Glasby, S. P., Popiel, T., Praeger, C. E. & Schneider, C., 1 Apr 2017, In : Journal of Combinatorial Theory. Series A. 147, p. 186-204 19 p.

Research output: Contribution to journalArticle

1 Citation (Scopus)

Primitive prime divisors and the nTH cyclotomic polynomial

Glasby, S. P., Lübeck, F., Niemeyer, A. C. & Praeger, C. E., 1 Feb 2017, In : Journal of the Australian Mathematical Society. 102, 1, p. 122-135 14 p.

Research output: Contribution to journalArticle

Open Access
File
3 Citations (Scopus)
325 Downloads (Pure)

Some infinite permutation groups and related finite linear groups

Neumann, P. M., Praeger, C. E. & Smith, S. M., 1 Feb 2017, In : Journal of the Australian Mathematical Society. 102, 1, p. 136-149 14 p.

Research output: Contribution to journalArticle

1 Citation (Scopus)

The contribution of L. G. Kovács to the theory of permutation groups

Praeger, C. E. & Schneider, C., 1 Feb 2017, In : Journal of the Australian Mathematical Society. 102, 1, p. 20-33 14 p.

Research output: Contribution to journalArticle

Twisted centralizer codes

Alahmadi, A., Glasby, S. P., Praeger, C. E., Solé, P. & Yildiz, B., 1 Jul 2017, In : Linear Algebra and Its Applications. 524, p. 235-249 15 p.

Research output: Contribution to journalArticle

2 Citations (Scopus)

Wendy Robertson: 1927-2016

Praeger, C. & Saxon, S., Mar 2017, 4 p. Canberra : Australian Mathematical Society.

Research output: Other contribution

File
232 Downloads (Pure)
2016

A characterisation of weakly locally projective amalgams related to A16 and the sporadic simple groups M24 and He

Giudici, M., Ivanov, A. A., Morgan, L. & Praeger, C., 15 Aug 2016, In : Journal of Algebra. 460, p. 340-365

Research output: Contribution to journalArticle

Open Access
File
250 Downloads (Pure)

Arithmetic results on orbits of linear groups

Giudici, M., Liebeck, M. W., Praeger, C., Saxl, J. & Tiep, P. H., Apr 2016, In : Transactions of the American Mathematical Society. 368, 4, p. 2415-2467

Research output: Contribution to journalArticle

Open Access
File
8 Citations (Scopus)
362 Downloads (Pure)

Base sizes of imprimitive linear groups and orbits of general linear groups on spanning tuples

Fawcett, J. & Praeger, C., Apr 2016, In : Archiv der Mathematik. 106, 4, p. 305-314

Research output: Contribution to journalArticle

Open Access
File
1 Citation (Scopus)
290 Downloads (Pure)

Constructing flag-transitive, point-imprimitive designs

Cameron, P. J. & Praeger, C., 2016, In : Journal of Algebraic Combinatorics. 43, 4, p. 755-769

Research output: Contribution to journalArticle

1 Citation (Scopus)

Decomposing modular tensor products, and periodicity of 'Jordan partitions'

Glasby, S., Praeger, C. & Xia, B., 15 Mar 2016, In : Journal of Algebra. 450, p. 570-587 17 p.

Research output: Contribution to journalArticle

Open Access
File
5 Citations (Scopus)
293 Downloads (Pure)

Entry-faithful 2-neighbour transitive codes

Gillespie, N. I., Giudici, M., Hawtin, D. & Praeger, C., Jun 2016, In : Designs, Codes, and Cryptography. 79, 3, p. 549-564

Research output: Contribution to journalArticle

4 Citations (Scopus)

Finite edge-transitive oriented graphs of valency four: a global approach

Praeger, C., Muthana, N., Al-Kenani, A., Al-Bar, J. & Spiga, P., 2016, In : The Electronic Journal of Combinatorics. 23, 1, 10 p., #P1.10.

Research output: Contribution to journalArticle

File
5 Citations (Scopus)
254 Downloads (Pure)

Finite primitive permutation groups containing a permutation having at most four cycles

Guest, S., Morris, J., Praeger, C. & Spiga, P., 15 May 2016, In : Journal of Algebra. 454, p. 233-251

Research output: Contribution to journalArticle

3 Citations (Scopus)

Generalized Quadrangles and Transitive Pseudo-Hyperovals

Bamberg, J., Glasby, S., Popiel, T. & Praeger, C., Mar 2016, In : Journal of Combinatorial Designs. 24, 4, p. 151-164

Research output: Contribution to journalArticle

Open Access
File
3 Citations (Scopus)
333 Downloads (Pure)
1 Citation (Scopus)

J. P. O. Silberstein: 1920-2016

Praeger, C., May 2016, 2 p. Canberra : Australian Mathematical Society.

Research output: Other contribution

File
231 Downloads (Pure)

On the maximal number of coprime subdegrees in finite primitive permutation groups

Dolfi, S., Guralnick, R., Praeger, C. & Spiga, P., Oct 2016, In : Israel Journal of Mathematics. 216, 1, p. 107-147

Research output: Contribution to journalArticle

Open Access
File
1 Citation (Scopus)
330 Downloads (Pure)