Edit Profile (opens in new tab) Robertson, Edmund Frederick Co-Author Distance Author ID: robertson.edmund-frederick Published as: Robertson, E. F.; Robertson, Edmund F.; Robertson, Edmund; Robertson, Edmund Frederick more...less External Links: MGP · Wikidata · dblp · GND · IdRef Documents Indexed: 128 Publications since 1969, including 14 Books 20 Contributions as Editor Software Indexed: 2 Packages Biographic References: 1 Publication Co-Authors: 52 Co-Authors with 139 Joint Publications 934 Co-Co-Authors all top 5 Co-Authors 8 single-authored 84 Campbell, Colin Matthew 27 Ruškuc, Nik 24 Thomas, Richard M. 15 Havas, George 14 Blyth, Thomas Scott 9 Williams, Paul David 8 Smith, Geoff C. 7 O’Connor, John Joseph 7 Quick, M. R. 5 Roney-Dougal, Colva M. 4 Linton, Stephen A. 3 Cain, Alan J. 3 Doostie, Hossein 3 Heggie, Patricia M. 3 Hulpke, Alexander 3 Ramsay, Colin M. 3 Thomson, M. R. 2 Arrell, David G. 2 Campbell, P. P. 2 Conder, Marston Donald Edward 2 Hurley, Ted 2 Johnson, David Lawrence 2 Sutherland, Dale C. 2 Tobin, Seán 2 Traustason, Gunnar 2 Ünlü, Yusuf 2 Ward, James J. 1 Atkinson, Mike D. 1 Brookes, Melanie J. 1 Brooksbank, Peter A. 1 Brown, Ronald 1 Cambell, P. P. 1 Coxeter, Harold Scott MacDonald 1 Gilbert, Nick D. 1 Hermann, Péter Z. 1 Hopson, B. T. K. 1 Howie, James 1 Howie, John Mackintosh 1 Kenne, P. E. 1 Kiryakova, Virginia S. 1 Nemzer, Dennis 1 Nikolova, Daniela B. 1 Parker, Chris W. 1 Qin, Hongxun 1 Richardson, J. S. 1 Rutherford, Kevin 1 Schein, Boris Moiseyevich 1 Seress, Ákos 1 Stewart, David I. 1 Vatansever, Bilal 1 Wiegold, James 1 Wotherspoon, C. I. all top 5 Serials 19 London Mathematical Society Lecture Note Series 9 Communications in Algebra 8 Proceedings of the Royal Society of Edinburgh. Section A. Mathematics 7 Proceedings of the Edinburgh Mathematical Society. Series II 5 Journal of Algebra 5 Journal of the Australian Mathematical Society. Series A 5 Essential Student Algebra 4 Bulletin of the London Mathematical Society 4 Canadian Mathematical Bulletin 3 Journal of the London Mathematical Society. Second Series 3 Springer Undergraduate Mathematics Series 2 Mathematical Proceedings of the Cambridge Philosophical Society 2 Glasgow Mathematical Journal 2 Journal of Pure and Applied Algebra 2 Proceedings of the American Mathematical Society 2 Semigroup Forum 2 Journal of Symbolic Computation 2 Lecturas Matemáticas 2 International Journal of Algebra and Computation 2 Experimental Mathematics 2 Algebra Colloquium 2 Journal of the Australian Mathematical Society 2 London Mathematical Society. Newsletter 1 Bulletin of the Australian Mathematical Society 1 The Australian Mathematical Society Gazette 1 Journal of Combinatorial Theory. Series A 1 Journal of the Korean Mathematical Society 1 Mathematische Zeitschrift 1 Theoretical Computer Science 1 Transactions of the American Mathematical Society 1 Acta Mathematica Hungarica 1 Doklady Bolgarskoĭ Akademii Nauk 1 Proceedings of the Royal Society of London. Series A. Mathematical and Physical Sciences 1 Irish Mathematical Society Bulletin 1 Turkish Journal of Mathematics 1 Bulletin of the Institute of Combinatorics and its Applications 1 Journal of Group Theory 1 Fractional Calculus & Applied Analysis 1 LMS Journal of Computation and Mathematics 1 International Journal of Group Theory 1 Quanta all top 5 Fields 127 Group theory and generalizations (20-XX) 28 General and overarching topics; collections (00-XX) 10 Computer science (68-XX) 9 Number theory (11-XX) 8 History and biography (01-XX) 7 Linear and multilinear algebra; matrix theory (15-XX) 5 Combinatorics (05-XX) 3 Mathematical logic and foundations (03-XX) 3 Commutative algebra (13-XX) 2 Algebraic geometry (14-XX) 2 Associative rings and algebras (16-XX) 2 Geometry (51-XX) 2 Numerical analysis (65-XX) 1 Field theory and polynomials (12-XX) 1 Manifolds and cell complexes (57-XX) 1 Quantum theory (81-XX) Publications by Year all cited Publications top 5 cited Publications Citations contained in zbMATH Open 99 Publications have been cited 759 times in 454 Documents Cited by ▼ Year ▼ Some computations of non-Abelian tensor products of groups. Zbl 0626.20038 Brown, R.; Johnson, D. L.; Robertson, E. F. 110 1987 Automatic semigroups. Zbl 0987.20033 Campbell, C. M.; Robertson, E. F.; Ruškuc, N.; Thomas, R. M. 52 2001 Fibonacci length of generating pairs in groups. Zbl 0741.20025 Campbell, C. M.; Doostie, H.; Robertson, E. F. 36 1990 Semigroup and group presentations. Zbl 0819.20062 Campbell, C. M.; Robertson, E. F.; Ruškuc, N.; Thomas, R. M. 29 1995 Automatic monoids and change of generators. Zbl 0941.20065 Duncan, A. J.; Robertson, E. F.; Ruškuc, N. 27 1999 Generators and relations of direct products of semigroups. Zbl 0934.20038 Robertson, E. F.; Ruškuc, N.; Wiegold, J. 24 1998 Reidemeister-Schreier type rewriting for semigroups. Zbl 0833.20069 Campbell, C. M.; Robertson, E. F.; Ruškuc, N.; Thomas, R. M. 19 1995 On subsemigroups of finitely presented semigroups. Zbl 0847.20056 Campbell, C. M.; Robertson, E. F.; Ruškuc, N.; Thomas, R. M. 19 1996 A deficiency zero presentation for SL(2,p). Zbl 0393.20020 Campbell, C. M.; Robertson, E. F. 17 1980 On semigroup presentations. Zbl 0796.20046 Robertson, Edmund F.; Ünlü, Yusuf 17 1993 Automatic completely-simple semigroups. Zbl 0997.20050 Campbell, C. M.; Robertson, E. F.; Ruškuc, N.; Thomas, R. M. 15 2002 Fibonacci lengths for certain metacyclic groups. Zbl 1069.20021 Campbell, C. M.; Cambell, P. P.; Doostie, H.; Robertson, E. F. 14 2004 On a class of finitely presented groups of Fibonacci type. Zbl 0309.20011 Campbell, C. M.; Robertson, E. F. 14 1975 A combinatorial property of finite full transformation semigroups. Zbl 0654.20080 Howie, John M.; Robertson, Edmund F.; Schein, Boris M. 12 1988 On the Fibonacci length of powers of dihedral groups. Zbl 1073.20025 Campbell, C. M.; Campbell, P. P.; Doostie, H.; Robertson, E. F. 11 2004 Rewriting a semigroup presentation. Zbl 0822.20058 Campbell, C. M.; Robertson, E. F.; Ruškuc, N.; Thomas, R. M. 11 1995 The efficiency of simple groups of order \(<10^ 5\). Zbl 0478.20024 Campbell, Colin M.; Robertson, Edmund F. 10 1982 Groups and actions in transformation semigroups. Zbl 0902.20028 Linton, S. A.; Pfeiffer, G.; Robertson, E. F.; Ruškuc, N. 10 1998 On finite generation and other finiteness conditions for wreath products of semigroups. Zbl 1023.20030 Robertson, E. F.; Ruškuc, N.; Thomson, M. R. 10 2002 Finite generation and presentability of wreath products of monoids. Zbl 1040.20046 Robertson, E. F.; Ruškuc, N.; Thomson, M. R. 9 2003 On subsemigroups and ideals in free products of semigroups. Zbl 0867.20048 Campbell, C. M.; Robertson, E. F.; Ruškuc, N.; Thomas, R. M. 9 1996 On diagonal acts of monoids. Zbl 0981.20057 Robertson, E. F.; Ruškuc, N.; Thomson, M. R. 9 2001 A Tietze transformation program. Zbl 0569.20002 Havas, George; Kenne, P. E.; Richardson, J. S.; Robertson, E. F. 9 1984 Presentations for the simple groups G, \(10^ 5<| G|<10^ 6\). Zbl 0545.20008 Campbell, Colin M.; Robertson, Edmund F. 9 1984 Nice efficient presentations for all small simple groups and their covers. Zbl 1053.20013 Campbell, Colin M.; Havas, George; Ramsay, Colin; Robertson, Edmund F. 8 2004 The orders of certain metacyclic groups. Zbl 0289.20017 Campbell, C. M.; Robertson, E. F. 8 1974 Finite groups of deficiency zero. Zbl 0423.20029 Johnson, D. L.; Robertson, E. F. 8 1979 Some families of finite groups having two generators and two relations. Zbl 0381.20025 Campbell, C. M.; Coxeter, H. S. M.; Robertson, E. F. 8 1977 Fibonacci semigroups. Zbl 0805.20049 Campbell, Colin M.; Robertson, Edmund F.; Ruškuc, Nikola; Thomas, Richard M. 8 1994 Presentations for subsemigroups – applications to ideals of semigroups. Zbl 0893.20043 Campbell, C. M.; Robertson, E. F.; Ruškuc, N.; Thomas, R. M. 8 1998 On metacyclic Fibonacci groups. Zbl 0302.20033 Campbell, C. M.; Robertson, E. F. 7 1975 A note on Fibonacci type groups. Zbl 0314.20027 Campbell, C. M.; Robertson, E. F. 7 1975 Applications of the Todd-Coxeter algorithm to generalised Fibonacci groups. Zbl 0335.20012 Campbell, C. M.; Robertson, E. F. 7 1975 Direct products of automatic semigroups. Zbl 0962.20040 Campbell, C. M.; Robertson, E. F.; Ruškuc, N.; Thomas, R. M. 7 2000 Computing transformation semigroups. Zbl 1002.20043 Linton, S. A.; Pfeiffer, G.; Robertson, E. F.; Ruškuc, N. 7 2002 Efficient presentations for finite simple groups and related groups. Zbl 0683.20026 Campbell, Colin M.; Robertson, E. F.; Williams, P. D. 7 1989 Presentations for 3-dimensional special linear groups over integer rings. Zbl 0766.20013 Conder, Marston; Robertson, Edmund; Williams, Peter 6 1992 Irreducible cyclic presentations of the trivial group. Zbl 1062.20036 Havas, George; Robertson, Edmund F. 6 2003 Deficiency zero presentations for certain perfect groups. Zbl 0604.20035 Campbell, C. M.; Robertson, E. F.; Kawamata, T.; Miyamoto, I.; Williams, P. D. 6 1986 A remark on the derived group of GL(R). Zbl 0182.35802 Robertson, E. F. 6 1969 On presentations of \(\text{PSL}(2,p^n)\). Zbl 0705.20025 Campbell, C. M.; Robertson, E. F.; Williams, P. D. 6 1990 A comment on finite nilpotent groups of deficiency zero. Zbl 0439.20015 Robertson, Edmund F. 5 1980 Subsemigroups of virtually free groups: finite Malcev presentations and testing for freeness. Zbl 1115.20043 Cain, Alan J.; Robertson, Edmund F.; Ruškuc, Nik 5 2006 On a group presentation due to Fox. Zbl 0352.20030 Campbell, C. M.; Robertson, E. F. 5 1976 On 2-generator 2-relation soluble groups. Zbl 0466.20013 Campbell, C. M.; Robertson, E. F. 4 1980 On semigroups defined by Coxeter-type presentations. Zbl 0840.20058 Campbell, C. M.; Robertson, E. F.; Ruškuc, N.; Thomas, R. M. 4 1995 On the efficiency of the simple groups of order less than a million and their covers. Zbl 1133.20015 Campbell, Colin M.; Havas, George; Ramsay, Colin; Robertson, Edmund F. 4 2007 Cancellative and Malcev presentations for finite Rees index subsemigroups and extensions. Zbl 1156.20048 Cain, Alan J.; Robertson, Edmund F.; Ruškuc, Nik 4 2008 Remarks on a class of 2-generator groups of deficiency zero. Zbl 0306.20038 Campbell, C. M.; Robertson, E. F. 4 1975 Infinite dimensional linear groups. Zbl 0378.20039 Arrell, D. G.; Robertson, E. F. 4 1978 Some properties of a subgroup of \(Sp_ \Omega(R)\). Zbl 0218.20042 Robertson, E. F. 4 1971 Defining-relations for Hurwitz groups. Zbl 0835.20042 Campbell, C. M.; Conder, M. D. E.; Robertson, E. F. 4 1994 Semigroup presentations and number sequences. Zbl 0805.20048 Campbell, Colin M.; Robertson, Edmund F.; Thomas, Richard M. 4 1993 Finite groups of deficiency zero involving the Lucas numbers. Zbl 0672.20014 Campbell, C. M.; Robertson, E. F.; Thomas, R. M. 4 1990 Basic linear algebra. 2nd ed. Zbl 1004.15006 Blyth, Thomas Scott; Robertson, Edmund Frederick 4 2002 Subsemigroups of groups: presentations, Malcev presentations, and automatic structures. Zbl 1151.20044 Cain, Alan J.; Robertson, Edmund F.; Ruškuc, Nik 4 2006 Deficiency zero groups involving Fibonacci and Lucas numbers. Zbl 0412.20026 Campbell, C. M.; Robertson, E. F. 3 1978 Finitely presented groups of Fibonacci type. II. Zbl 0418.20033 Campbell, Colin M.; Robertson, Edmund F. 3 1979 On a class of semigroups with symmetric presentations. Zbl 0794.20063 Campbell, C. M.; Robertson, E. F.; Thomas, R. M. 3 1993 Certain one-relator products of semigroups. Zbl 0840.20059 Campbell, C. M.; Robertson, E. F.; Ruškuc, N.; Thomas, R. M.; Ünlü, Y. 3 1995 Classes of groups related to \(F^{a,b,c,}\). Zbl 0378.20024 Campbell, C. M.; Robertson, E. F. 3 1978 All simple groups with order from 1 million to 5 million are efficient. Zbl 1337.20007 Campbell, C. M.; Havas, G.; Ramsay, C.; Robertson, E. F. 3 2014 Efficient presentation of the groups PSL(2,p)\(\times PSL(2,p)\), p prime. Zbl 0661.20015 Campbell, C. M.; Robertson, E. F.; Williams, P. D. 3 1990 Efficient presentations for certain simple groups. Zbl 0683.20027 Jamali, A.; Robertson, E. F. 3 1989 The \(F^{a,b,c}\) conjecture is true. II. Zbl 1178.20029 Havas, George; Robertson, Edmund F.; Sutherland, Dale C. 3 2006 Application of computational tools for finitely presented groups. Zbl 0822.20001 Havas, George; Robertson, Edmund F. 2 1994 Groups ’93 Galway/St. Andrews’. Proceedings of the international conference, Galway, Ireland, August 1-14, 1993. Volume 2. Zbl 0839.00022 2 1995 A new efficient presentation for \(\text{PSL}(2,13)\) and the structure of the groups \(G(7,m)\). Zbl 0833.20041 Vatansever, Bilal; Robertson, Edmund F. 2 1993 On certain subgroups of GL(R). Zbl 0196.04902 Robertson, E. F. 2 1970 Symmetric presentations and orthogonal groups. Zbl 0910.20020 Campbell, Colin; Havas, George; Linton, Stephen; Robertson, Edmund 2 1998 Some problems in group presentations. Zbl 0517.20015 Campbell, Colin M.; Robertson, Edmund F. 2 1983 A presentation of \(\mathrm{PGL}(2,p)\) with three defining relations. Zbl 0539.20015 Robertson, E. F.; Williams, P. D. 2 1984 Linear algebra. Zbl 0564.00002 Blyth, T. S.; Robertson, E. F. 2 1985 Efficiency of finite simple groups and their covering groups. Zbl 0581.20032 Robertson, Edmund F. 2 1985 On a class of groups related to \(SL(2,2^ n)\). Zbl 0582.20026 Campbell, C. M.; Robertson, E. F. 2 1984 Symmetric presentations. Zbl 0663.20034 Robertson, E. F.; Campbell, C. M. 2 1989 The \(F^{a,b,c}\) conjecture. I. Zbl 1178.20028 Havas, George; Robertson, Edmund F. 1 2005 Efficient simple groups. Zbl 1029.20012 Campbell, Colin M.; Havas, George; Hulpke, Alexander; Robertson, Edmund F. 1 2003 Finite one-relator products of two cyclic groups with the relator of arbitrary length. Zbl 0767.20012 Campbell, C. M.; Heggie, P. M.; Robertson, E. F.; Thomas, R. M. 1 1992 Groups St. Andrews 2005. Vol. II. Selected papers of the conference, St. Andrews, UK, July 30–August 6, 2005. Zbl 1105.20300 1 2007 Generalisations of nilpotency in rings. Zbl 0273.16010 Robertson, Edmund F. 1 1973 Groups related to \(F^{a,b,c}\) involving Fibonacci numbers. Zbl 0494.20016 Campbell, C. M.; Robertson, E. F. 1 1982 Groups St. Andrews 2001 in Oxford. Selected papers from the international conference, Oxford, UK, August 5–18, 2001. Vol. I. Zbl 1032.20001 1 2003 On the efficiency of direct powers of \(\text{PGL}(2,p)\). Zbl 1046.20028 Campbell, C. M.; Campbell, P. P.; Hopson, B. T. K.; Robertson, E. F. 1 2003 Groups St. Andrews 2001 in Oxford. Selected papers from the international conference, Oxford, UK, August 5–18, 2001. Vol. II. Zbl 1074.20501 1 2003 The efficiency of \(\text{PSL}(2,p)^ 3\) and other direct products of groups. Zbl 0889.20018 Campbell, C. M.; Miyamoto, I.; Robertson, E. F.; Williams, P. D. 1 1997 Further linear algebra. Zbl 0986.15001 Blyth, Thomas Scott; Robertson, Edmund Frederick 1 2001 Semigroup presentations and minimal ideals. Zbl 0841.20052 Campbell, C. M.; Robertson, E. F.; Ruškuc, N.; Thomas, R. M. 1 1995 The life of Eugène Charles Catalan (1814 to 1894). Zbl 1312.01019 O’Connor, J. J.; Robertson, E. F. 1 2014 Groups St Andrews 2013. Selected papers of the conference, St. Andrews, UK, August 3–11, 2013. Zbl 1333.20001 1 2015 On the simple groups of order less than \(10^ 5\). Zbl 0557.20011 Campbell, Colin M.; Robertson, Edmund F. 1 1984 Matrices and vector spaces. Zbl 0547.00002 Blyth, T. S.; Robertson, E. F. 1 1984 Two groups which act on cubic graphs. Zbl 0548.05032 Havas, George; Robertson, Edmund F. 1 1984 A modified Todd-Coxeter algorithm. Zbl 0556.20001 Arrell, D. G.; Robertson, E. F. 1 1984 On the \(F^{a,b,c}\) conjecture. Zbl 0571.20026 Campbell, C. M.; Robertson, E. F. 1 1984 One-relator products of cyclic groups and Fibonacci-like sequences. Zbl 0733.20016 Campbell, C. M.; Heggie, P. M.; Robertson, E. F.; Thomas, R. M. 1 1991 On groups related to Fibonacci groups. Zbl 0667.20026 Campbell, C. M.; Robertson, E. F.; Thomas, R. M. 1 1989 Fibonacci numbers and groups. Zbl 0646.20030 Campbell, Colin M.; Robertson, Edmund F.; Thomas, Richard M. 1 1988 Tietze transformations with weighted substring search. Zbl 0657.20001 Robertson, Edmund F. 1 1988 Groups St Andrews 2013. Selected papers of the conference, St. Andrews, UK, August 3–11, 2013. Zbl 1333.20001 1 2015 All simple groups with order from 1 million to 5 million are efficient. Zbl 1337.20007 Campbell, C. M.; Havas, G.; Ramsay, C.; Robertson, E. F. 3 2014 The life of Eugène Charles Catalan (1814 to 1894). Zbl 1312.01019 O’Connor, J. J.; Robertson, E. F. 1 2014 Cancellative and Malcev presentations for finite Rees index subsemigroups and extensions. Zbl 1156.20048 Cain, Alan J.; Robertson, Edmund F.; Ruškuc, Nik 4 2008 On the efficiency of the simple groups of order less than a million and their covers. Zbl 1133.20015 Campbell, Colin M.; Havas, George; Ramsay, Colin; Robertson, Edmund F. 4 2007 Groups St. Andrews 2005. Vol. II. Selected papers of the conference, St. Andrews, UK, July 30–August 6, 2005. Zbl 1105.20300 1 2007 Subsemigroups of virtually free groups: finite Malcev presentations and testing for freeness. Zbl 1115.20043 Cain, Alan J.; Robertson, Edmund F.; Ruškuc, Nik 5 2006 Subsemigroups of groups: presentations, Malcev presentations, and automatic structures. Zbl 1151.20044 Cain, Alan J.; Robertson, Edmund F.; Ruškuc, Nik 4 2006 The \(F^{a,b,c}\) conjecture is true. II. Zbl 1178.20029 Havas, George; Robertson, Edmund F.; Sutherland, Dale C. 3 2006 The \(F^{a,b,c}\) conjecture. I. Zbl 1178.20028 Havas, George; Robertson, Edmund F. 1 2005 Fibonacci lengths for certain metacyclic groups. Zbl 1069.20021 Campbell, C. M.; Cambell, P. P.; Doostie, H.; Robertson, E. F. 14 2004 On the Fibonacci length of powers of dihedral groups. Zbl 1073.20025 Campbell, C. M.; Campbell, P. P.; Doostie, H.; Robertson, E. F. 11 2004 Nice efficient presentations for all small simple groups and their covers. Zbl 1053.20013 Campbell, Colin M.; Havas, George; Ramsay, Colin; Robertson, Edmund F. 8 2004 Finite generation and presentability of wreath products of monoids. Zbl 1040.20046 Robertson, E. F.; Ruškuc, N.; Thomson, M. R. 9 2003 Irreducible cyclic presentations of the trivial group. Zbl 1062.20036 Havas, George; Robertson, Edmund F. 6 2003 Efficient simple groups. Zbl 1029.20012 Campbell, Colin M.; Havas, George; Hulpke, Alexander; Robertson, Edmund F. 1 2003 Groups St. Andrews 2001 in Oxford. Selected papers from the international conference, Oxford, UK, August 5–18, 2001. Vol. I. Zbl 1032.20001 1 2003 On the efficiency of direct powers of \(\text{PGL}(2,p)\). Zbl 1046.20028 Campbell, C. M.; Campbell, P. P.; Hopson, B. T. K.; Robertson, E. F. 1 2003 Groups St. Andrews 2001 in Oxford. Selected papers from the international conference, Oxford, UK, August 5–18, 2001. Vol. II. Zbl 1074.20501 1 2003 Automatic completely-simple semigroups. Zbl 0997.20050 Campbell, C. M.; Robertson, E. F.; Ruškuc, N.; Thomas, R. M. 15 2002 On finite generation and other finiteness conditions for wreath products of semigroups. Zbl 1023.20030 Robertson, E. F.; Ruškuc, N.; Thomson, M. R. 10 2002 Computing transformation semigroups. Zbl 1002.20043 Linton, S. A.; Pfeiffer, G.; Robertson, E. F.; Ruškuc, N. 7 2002 Basic linear algebra. 2nd ed. Zbl 1004.15006 Blyth, Thomas Scott; Robertson, Edmund Frederick 4 2002 Automatic semigroups. Zbl 0987.20033 Campbell, C. M.; Robertson, E. F.; Ruškuc, N.; Thomas, R. M. 52 2001 On diagonal acts of monoids. Zbl 0981.20057 Robertson, E. F.; Ruškuc, N.; Thomson, M. R. 9 2001 Further linear algebra. Zbl 0986.15001 Blyth, Thomas Scott; Robertson, Edmund Frederick 1 2001 Direct products of automatic semigroups. Zbl 0962.20040 Campbell, C. M.; Robertson, E. F.; Ruškuc, N.; Thomas, R. M. 7 2000 Automatic monoids and change of generators. Zbl 0941.20065 Duncan, A. J.; Robertson, E. F.; Ruškuc, N. 27 1999 Generators and relations of direct products of semigroups. Zbl 0934.20038 Robertson, E. F.; Ruškuc, N.; Wiegold, J. 24 1998 Groups and actions in transformation semigroups. Zbl 0902.20028 Linton, S. A.; Pfeiffer, G.; Robertson, E. F.; Ruškuc, N. 10 1998 Presentations for subsemigroups – applications to ideals of semigroups. Zbl 0893.20043 Campbell, C. M.; Robertson, E. F.; Ruškuc, N.; Thomas, R. M. 8 1998 Symmetric presentations and orthogonal groups. Zbl 0910.20020 Campbell, Colin; Havas, George; Linton, Stephen; Robertson, Edmund 2 1998 The efficiency of \(\text{PSL}(2,p)^ 3\) and other direct products of groups. Zbl 0889.20018 Campbell, C. M.; Miyamoto, I.; Robertson, E. F.; Williams, P. D. 1 1997 On subsemigroups of finitely presented semigroups. Zbl 0847.20056 Campbell, C. M.; Robertson, E. F.; Ruškuc, N.; Thomas, R. M. 19 1996 On subsemigroups and ideals in free products of semigroups. Zbl 0867.20048 Campbell, C. M.; Robertson, E. F.; Ruškuc, N.; Thomas, R. M. 9 1996 Semigroup and group presentations. Zbl 0819.20062 Campbell, C. M.; Robertson, E. F.; Ruškuc, N.; Thomas, R. M. 29 1995 Reidemeister-Schreier type rewriting for semigroups. Zbl 0833.20069 Campbell, C. M.; Robertson, E. F.; Ruškuc, N.; Thomas, R. M. 19 1995 Rewriting a semigroup presentation. Zbl 0822.20058 Campbell, C. M.; Robertson, E. F.; Ruškuc, N.; Thomas, R. M. 11 1995 On semigroups defined by Coxeter-type presentations. Zbl 0840.20058 Campbell, C. M.; Robertson, E. F.; Ruškuc, N.; Thomas, R. M. 4 1995 Certain one-relator products of semigroups. Zbl 0840.20059 Campbell, C. M.; Robertson, E. F.; Ruškuc, N.; Thomas, R. M.; Ünlü, Y. 3 1995 Groups ’93 Galway/St. Andrews’. Proceedings of the international conference, Galway, Ireland, August 1-14, 1993. Volume 2. Zbl 0839.00022 2 1995 Semigroup presentations and minimal ideals. Zbl 0841.20052 Campbell, C. M.; Robertson, E. F.; Ruškuc, N.; Thomas, R. M. 1 1995 Fibonacci semigroups. Zbl 0805.20049 Campbell, Colin M.; Robertson, Edmund F.; Ruškuc, Nikola; Thomas, Richard M. 8 1994 Defining-relations for Hurwitz groups. Zbl 0835.20042 Campbell, C. M.; Conder, M. D. E.; Robertson, E. F. 4 1994 Application of computational tools for finitely presented groups. Zbl 0822.20001 Havas, George; Robertson, Edmund F. 2 1994 On semigroup presentations. Zbl 0796.20046 Robertson, Edmund F.; Ünlü, Yusuf 17 1993 Semigroup presentations and number sequences. Zbl 0805.20048 Campbell, Colin M.; Robertson, Edmund F.; Thomas, Richard M. 4 1993 On a class of semigroups with symmetric presentations. Zbl 0794.20063 Campbell, C. M.; Robertson, E. F.; Thomas, R. M. 3 1993 A new efficient presentation for \(\text{PSL}(2,13)\) and the structure of the groups \(G(7,m)\). Zbl 0833.20041 Vatansever, Bilal; Robertson, Edmund F. 2 1993 Presentations for 3-dimensional special linear groups over integer rings. Zbl 0766.20013 Conder, Marston; Robertson, Edmund; Williams, Peter 6 1992 Finite one-relator products of two cyclic groups with the relator of arbitrary length. Zbl 0767.20012 Campbell, C. M.; Heggie, P. M.; Robertson, E. F.; Thomas, R. M. 1 1992 One-relator products of cyclic groups and Fibonacci-like sequences. Zbl 0733.20016 Campbell, C. M.; Heggie, P. M.; Robertson, E. F.; Thomas, R. M. 1 1991 Fibonacci length of generating pairs in groups. Zbl 0741.20025 Campbell, C. M.; Doostie, H.; Robertson, E. F. 36 1990 On presentations of \(\text{PSL}(2,p^n)\). Zbl 0705.20025 Campbell, C. M.; Robertson, E. F.; Williams, P. D. 6 1990 Finite groups of deficiency zero involving the Lucas numbers. Zbl 0672.20014 Campbell, C. M.; Robertson, E. F.; Thomas, R. M. 4 1990 Efficient presentation of the groups PSL(2,p)\(\times PSL(2,p)\), p prime. Zbl 0661.20015 Campbell, C. M.; Robertson, E. F.; Williams, P. D. 3 1990 Efficient presentations for finite simple groups and related groups. Zbl 0683.20026 Campbell, Colin M.; Robertson, E. F.; Williams, P. D. 7 1989 Efficient presentations for certain simple groups. Zbl 0683.20027 Jamali, A.; Robertson, E. F. 3 1989 Symmetric presentations. Zbl 0663.20034 Robertson, E. F.; Campbell, C. M. 2 1989 On groups related to Fibonacci groups. Zbl 0667.20026 Campbell, C. M.; Robertson, E. F.; Thomas, R. M. 1 1989 A combinatorial property of finite full transformation semigroups. Zbl 0654.20080 Howie, John M.; Robertson, Edmund F.; Schein, Boris M. 12 1988 Fibonacci numbers and groups. Zbl 0646.20030 Campbell, Colin M.; Robertson, Edmund F.; Thomas, Richard M. 1 1988 Tietze transformations with weighted substring search. Zbl 0657.20001 Robertson, Edmund F. 1 1988 Some computations of non-Abelian tensor products of groups. Zbl 0626.20038 Brown, R.; Johnson, D. L.; Robertson, E. F. 110 1987 Deficiency zero presentations for certain perfect groups. Zbl 0604.20035 Campbell, C. M.; Robertson, E. F.; Kawamata, T.; Miyamoto, I.; Williams, P. D. 6 1986 Linear algebra. Zbl 0564.00002 Blyth, T. S.; Robertson, E. F. 2 1985 Efficiency of finite simple groups and their covering groups. Zbl 0581.20032 Robertson, Edmund F. 2 1985 A Tietze transformation program. Zbl 0569.20002 Havas, George; Kenne, P. E.; Richardson, J. S.; Robertson, E. F. 9 1984 Presentations for the simple groups G, \(10^ 5<| G|<10^ 6\). Zbl 0545.20008 Campbell, Colin M.; Robertson, Edmund F. 9 1984 A presentation of \(\mathrm{PGL}(2,p)\) with three defining relations. Zbl 0539.20015 Robertson, E. F.; Williams, P. D. 2 1984 On a class of groups related to \(SL(2,2^ n)\). Zbl 0582.20026 Campbell, C. M.; Robertson, E. F. 2 1984 On the simple groups of order less than \(10^ 5\). Zbl 0557.20011 Campbell, Colin M.; Robertson, Edmund F. 1 1984 Matrices and vector spaces. Zbl 0547.00002 Blyth, T. S.; Robertson, E. F. 1 1984 Two groups which act on cubic graphs. Zbl 0548.05032 Havas, George; Robertson, Edmund F. 1 1984 A modified Todd-Coxeter algorithm. Zbl 0556.20001 Arrell, D. G.; Robertson, E. F. 1 1984 On the \(F^{a,b,c}\) conjecture. Zbl 0571.20026 Campbell, C. M.; Robertson, E. F. 1 1984 Some problems in group presentations. Zbl 0517.20015 Campbell, Colin M.; Robertson, Edmund F. 2 1983 The efficiency of simple groups of order \(<10^ 5\). Zbl 0478.20024 Campbell, Colin M.; Robertson, Edmund F. 10 1982 Groups related to \(F^{a,b,c}\) involving Fibonacci numbers. Zbl 0494.20016 Campbell, C. M.; Robertson, E. F. 1 1982 A deficiency zero presentation for SL(2,p). Zbl 0393.20020 Campbell, C. M.; Robertson, E. F. 17 1980 A comment on finite nilpotent groups of deficiency zero. Zbl 0439.20015 Robertson, Edmund F. 5 1980 On 2-generator 2-relation soluble groups. Zbl 0466.20013 Campbell, C. M.; Robertson, E. F. 4 1980 Finite groups of deficiency zero. Zbl 0423.20029 Johnson, D. L.; Robertson, E. F. 8 1979 Finitely presented groups of Fibonacci type. II. Zbl 0418.20033 Campbell, Colin M.; Robertson, Edmund F. 3 1979 Infinite dimensional linear groups. Zbl 0378.20039 Arrell, D. G.; Robertson, E. F. 4 1978 Deficiency zero groups involving Fibonacci and Lucas numbers. Zbl 0412.20026 Campbell, C. M.; Robertson, E. F. 3 1978 Classes of groups related to \(F^{a,b,c,}\). Zbl 0378.20024 Campbell, C. M.; Robertson, E. F. 3 1978 Some families of finite groups having two generators and two relations. Zbl 0381.20025 Campbell, C. M.; Coxeter, H. S. M.; Robertson, E. F. 8 1977 On a group presentation due to Fox. Zbl 0352.20030 Campbell, C. M.; Robertson, E. F. 5 1976 On a class of finitely presented groups of Fibonacci type. Zbl 0309.20011 Campbell, C. M.; Robertson, E. F. 14 1975 On metacyclic Fibonacci groups. Zbl 0302.20033 Campbell, C. M.; Robertson, E. F. 7 1975 A note on Fibonacci type groups. Zbl 0314.20027 Campbell, C. M.; Robertson, E. F. 7 1975 Applications of the Todd-Coxeter algorithm to generalised Fibonacci groups. Zbl 0335.20012 Campbell, C. M.; Robertson, E. F. 7 1975 Remarks on a class of 2-generator groups of deficiency zero. Zbl 0306.20038 Campbell, C. M.; Robertson, E. F. 4 1975 The orders of certain metacyclic groups. Zbl 0289.20017 Campbell, C. M.; Robertson, E. F. 8 1974 Generalisations of nilpotency in rings. Zbl 0273.16010 Robertson, Edmund F. 1 1973 Some properties of a subgroup of \(Sp_ \Omega(R)\). Zbl 0218.20042 Robertson, E. F. 4 1971 On certain subgroups of GL(R). Zbl 0196.04902 Robertson, E. F. 2 1970 A remark on the derived group of GL(R). Zbl 0182.35802 Robertson, E. F. 6 1969 all cited Publications top 5 cited Publications all top 5 Cited by 429 Authors 41 Ruškuc, Nik 33 Robertson, Edmund Frederick 26 Campbell, Colin Matthew 25 Cain, Alan J. 22 Deveci, Ömür 20 Thomas, Richard M. 17 Niroomand, Peyman 15 Doostie, Hossein 14 Gray, Robert D. 13 Ellis, Graham J. 13 Rocco, Noraí Romeu 12 de Araujo Bastos, Raimundo jun. 12 Karaduman, Erdal 11 Jafari, Seid Hadi 11 Williams, Gerald 9 Malheiro, António 8 Conder, Marston Donald Edward 8 East, James 8 Nyberg-Brodda, Carl-Fredrik 7 Havas, George 7 Parvizi, Mohsen 6 Donadze, Guram 6 Gould, Victoria A. R. 6 Ladra González, Manuel 6 Maltcev, Victor 6 Russo, Francesco Giuseppe 5 Edjvet, Martin 5 Fernandes, Vítor Hugo 5 Kambites, Mark 5 Miller, Craig 5 Mitchell, James D. 5 Moravec, Primož 5 Shannon, Anthony Greville 5 Thomas, Viji Zachariah 4 Aküzüm, Yeşim 4 Araújo, João 4 Arrell, David G. 4 Aydin, Huseyin 4 Dikici, Ramazan 4 Erfanian, Ahmad 4 Hoffmann, Michael 4 Inassaridze, Nikoloz 4 Kantor, William M. 4 Kassabov, Martin D. 4 Kuske, Dietrich 4 Monetta, Carmine 4 Nakaoka, Irene N. 4 Özkan, Engin 4 Sarmin, Nor Haniza 4 Szechtman, Fernando 4 Umar, Abdullahi 3 Bogley, William A. 3 Carvalho, Catarina A. 3 Descalço, L. 3 Dolinka, Igor 3 Dombi, Erzsébet R. 3 Gallagher, Peter 3 Guralnick, Robert Michael 3 Hashemi, Mansour 3 Ivanov, Alexander A. 3 Johnson, David Lawrence 3 Kappe, Luise-Charlotte 3 Lubotzky, Alexander 3 Mehraban, Elahe 3 Moghaddam, Mohammad Reza Rajabzadeh 3 Ocampo, Alexander Montoya 3 Oliver, Graham P. 3 Salemkar, Ali Reza 3 Schneider, Csaba 3 Silva, Pedro V. 2 Ahmadi, Bahram 2 Antony, Ammu Elizabeth 2 Araújo, Isabel M. 2 Asheghi, Elham 2 Ateş, Firat 2 Ayik, Hayrullah 2 Bacon, Michael R. 2 Blanchette, Benjamin 2 Blyth, Russell D. 2 Breda d’Azevedo, Antonio J. 2 Brough, Tara Macalister 2 Cameron, Peter Jephson 2 Çevik, Ahmet Sinan 2 Cihan, Mehmet Sefa 2 De Melo, Emerson 2 Dias, Ivonildes Ribeiro Martins 2 Faradzhev, Igor Aleksandrovich 2 Fasihi, F. 2 Fernández-Fariña, Alejandro 2 Ghorbanzadeh, Taleea Jalaeeyan 2 Gilbert, Nick D. 2 Golmakani, Hanieh 2 Gonçalves, Nathália Nogueira 2 Hulku, Sakine 2 Hulpke, Alexander 2 Johari, Farangis 2 Kalteh, O. 2 Karpuz, Eylem Güzel 2 Kenne, P. E. 2 Khamseh, Elaheh ...and 329 more Authors all top 5 Cited in 123 Serials 52 Journal of Algebra 42 Communications in Algebra 29 Semigroup Forum 18 International Journal of Algebra and Computation 17 Journal of Pure and Applied Algebra 14 Proceedings of the Edinburgh Mathematical Society. Series II 13 Theoretical Computer Science 11 Proceedings of the Royal Society of Edinburgh. Section A. Mathematics 10 Glasgow Mathematical Journal 9 Journal of Group Theory 8 Archiv der Mathematik 7 Bulletin of the Australian Mathematical Society 7 Applied Mathematics and Computation 7 Journal of the Australian Mathematical Society 7 Asian-European Journal of Mathematics 6 Journal of Soviet Mathematics 6 Journal of Algebra and its Applications 5 Israel Journal of Mathematics 5 Transactions of the American Mathematical Society 5 International Journal of Group Theory 4 Czechoslovak Mathematical Journal 4 Journal of Symbolic Computation 4 Linear Algebra and its Applications 4 Algebra Colloquium 4 Discrete Dynamics in Nature and Society 4 Bulletin of the Malaysian Mathematical Sciences Society. Second Series 4 Journal of Applied Mathematics and Computing 3 Mathematische Zeitschrift 3 Proceedings of the American Mathematical Society 3 Information and Computation 3 Mathematical and Computer Modelling 3 Indagationes Mathematicae. New Series 3 Filomat 3 LMS Journal of Computation and Mathematics 3 Algebra and Discrete Mathematics 2 Discrete Mathematics 2 Mathematical Notes 2 Mathematical Proceedings of the Cambridge Philosophical Society 2 Ukrainian Mathematical Journal 2 Journal of the London Mathematical Society. Second Series 2 Mathematische Nachrichten 2 Monatshefte für Mathematik 2 Rendiconti del Seminario Matematico della Università di Padova 2 European Journal of Combinatorics 2 Acta Mathematica Hungarica 2 Journal of the American Mathematical Society 2 International Journal of Foundations of Computer Science 2 Expositiones Mathematicae 2 Experimental Mathematics 2 Journal of Mathematical Sciences (New York) 2 Comptes Rendus. Mathématique. Académie des Sciences, Paris 2 JP Journal of Algebra, Number Theory and Applications 2 Mathematics in Computer Science 2 Groups, Complexity, Cryptology 2 Journal of Mathematical Extension 2 Journal of Mahani Mathematical Research Center 2 Caspian Journal of Mathematical Sciences 2 Forum of Mathematics, Sigma 2 Journal of Linear and Topological Algebra 2 Journal of Algebra and Related Topics 2 Advances in Group Theory and Applications 1 Discrete Applied Mathematics 1 Letters in Mathematical Physics 1 Linear and Multilinear Algebra 1 Bulletin of Mathematical Biology 1 Chaos, Solitons and Fractals 1 Algebra Universalis 1 Annali di Matematica Pura ed Applicata. Serie Quarta 1 Bulletin of the London Mathematical Society 1 Cahiers de Topologie et Géométrie Différentielle Catégoriques 1 Canadian Journal of Mathematics 1 Canadian Mathematical Bulletin 1 Colloquium Mathematicum 1 Dissertationes Mathematicae 1 Duke Mathematical Journal 1 Geometriae Dedicata 1 Journal of Combinatorial Theory. Series A 1 Journal of Computer and System Sciences 1 Journal of the Korean Mathematical Society 1 Journal of Number Theory 1 Rendiconti del Circolo Matemàtico di Palermo. Serie II 1 Siberian Mathematical Journal 1 Topology and its Applications 1 Cryptologia 1 Bulletin of the Iranian Mathematical Society 1 Journal of the Nigerian Mathematical Society 1 Graphs and Combinatorics 1 \(K\)-Theory 1 Forum Mathematicum 1 International Journal of Computer Mathematics 1 Proceedings of the Indian Academy of Sciences. Mathematical Sciences 1 Boletim da Sociedade Brasileira de Matemática. Nova Série 1 Applicable Algebra in Engineering, Communication and Computing 1 Journal of Algebraic Combinatorics 1 Topological Methods in Nonlinear Analysis 1 Applied Categorical Structures 1 Turkish Journal of Mathematics 1 Journal of Lie Theory 1 Theory and Applications of Categories 1 Journal of Mathematical Chemistry ...and 23 more Serials all top 5 Cited in 35 Fields 411 Group theory and generalizations (20-XX) 64 Computer science (68-XX) 48 Number theory (11-XX) 37 Combinatorics (05-XX) 20 Category theory; homological algebra (18-XX) 19 Manifolds and cell complexes (57-XX) 13 \(K\)-theory (19-XX) 12 Mathematical logic and foundations (03-XX) 12 Associative rings and algebras (16-XX) 8 Nonassociative rings and algebras (17-XX) 8 Algebraic topology (55-XX) 7 Linear and multilinear algebra; matrix theory (15-XX) 5 General algebraic systems (08-XX) 4 Order, lattices, ordered algebraic structures (06-XX) 4 Commutative algebra (13-XX) 4 Functions of a complex variable (30-XX) 3 Algebraic geometry (14-XX) 3 Several complex variables and analytic spaces (32-XX) 3 Numerical analysis (65-XX) 2 Ordinary differential equations (34-XX) 2 Difference and functional equations (39-XX) 2 Biology and other natural sciences (92-XX) 1 History and biography (01-XX) 1 Topological groups, Lie groups (22-XX) 1 Real functions (26-XX) 1 Measure and integration (28-XX) 1 Potential theory (31-XX) 1 Partial differential equations (35-XX) 1 Abstract harmonic analysis (43-XX) 1 Calculus of variations and optimal control; optimization (49-XX) 1 Differential geometry (53-XX) 1 General topology (54-XX) 1 Quantum theory (81-XX) 1 Operations research, mathematical programming (90-XX) 1 Information and communication theory, circuits (94-XX) Citations by Year Wikidata Timeline The data are displayed as stored in Wikidata under a Creative Commons CC0 License. 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