jj-araujo
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Selected Publications
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Journal Article
Araújo, João, Wolfram Bentz, and Peter J. Cameron.
"
The existential transversal property: a generalization of homogeneity and its impact on semigroups
."
Trans. Amer. Math. Soc.
. 374 (2021): 1155-1195.
Abstract
Website
n/a
Araújo, João, Michael Kinyon, Janusz Konieczny, and António Malheiro.
"
Four notions of conjugacy for abstract semigroups
."
Proc. Roy. Soc. Edinburgh Sect. A
. 147 (2017): 1169-1214.
Abstract
Website
n/a
Araújo, João, Michael Kinyon, Janusz Konieczny, and António Malheiro.
"
Four notions of conjugacy for abstract semigroups
."
Proc. Roy. Soc. Edinburgh Sect. A
. 147 (2017): 1169-1214.
Abstract
Website
n/a
Araújo, João, and Janusz Konieczny.
"
General theorems on automorphisms of semigroups and their applications
."
J. Aust. Math. Soc.
. 87 (2009): 1-17.
Abstract
Website
n/a
Araújo, João, Wolfram Bentz, and Peter J. Cameron.
"
Groups synchronizing a transformation of non-uniform kernel
."
Theoret. Comput. Sci.
. 498 (2013): 1-9.
Abstract
Website
n/a
Araújo, J., J. D. Mitchell, and Csaba Schneider.
"
Groups that together with any transformation generate regular semigroups for idempotent generated semigroups
."
J. Algebra
. 343 (2011): 93-106.
Abstract
Website
n/a
Araújo, João.
"
Idempotent generated endomorphisms of an independence algebra
."
Semigroup Forum
. 67 (2003): 464-467.
Abstract
Website
n/a
Araújo, J., J. P. Araújo, P. J. Cameron, T. Dobson, A. Hulpke, and P. Lopes.
"
Imprimitive permutations in primitive groups
."
J. Algebra
. 486 (2017): 396-416.
Abstract
Website
n/a
Araújo, J., J. P. Araújo, P. J. Cameron, T. Dobson, A. Hulpke, and P. Lopes.
"
Imprimitive permutations in primitive groups
."
J. Algebra
. 486 (2017): 396-416.
Abstract
Website
n/a
Araújo, João, and Michael Kinyon.
"
Independent axiom systems for nearlattices
."
Czechoslovak Math. J.
. 61(136) (2011): 975-992.
Abstract
Website
n/a
Araújo, João, Peter J. Cameron, Carlo Casolo, and Francesco Matucci.
"
Integrals of groups
."
Israel J. Math.
. 234 (2019): 149-178.
Abstract
Website
n/a
Araújo, João, and Michael Kinyon.
"
Inverse semigroups with idempotent-fixing automorphisms
."
Semigroup Forum
. 89 (2014): 469-474.
Abstract
Website
n/a
Araújo, João, Wolfram Bentz, and Janusz Konieczny.
"
The largest subsemilattices of the endomorphism monoid of an independence algebra
."
Linear Algebra Appl.
. 458 (2014): 60-79.
Abstract
Website
n/a
Araújo, João, and Janusz Konieczny.
"
A method of finding automorphism groups of endomorphism monoids of relational systems
."
Discrete Math.
. 307 (2007): 1609-1620.
Abstract
Website
n/a
Araújo, João, Michael Kinyon, and Janusz Konieczny.
"
Minimal paths in the commuting graphs of semigroups
."
European J. Combin.
. 32 (2011): 178-197.
Abstract
Website
n/a
Araújo, João.
"
Normal semigroups of endomorphisms of proper independence algebras are idempotent generated
."
Proc. Edinb. Math. Soc. (2)
. 45 (2002): 205-217.
Abstract
Website
n/a
Araújo, J., J. D. Mitchell, and N. Silva.
"
On generating countable sets of endomorphisms
."
Algebra Universalis
. 50 (2003): 61-67.
Abstract
Website
n/a
Araújo, João.
"
On idempotent generated semigroups
."
Semigroup Forum
. 65 (2002): 138-140.
Abstract
Website
n/a
Araújo, João, Wolfram Bentz, and Peter J. Cameron.
"
Orbits of primitive {$k$}-homogenous groups on {$(n-k)$}-partitions with applications to semigroups
."
Trans. Amer. Math. Soc.
. 371 (2019): 105-136.
Abstract
Website
n/a
Araújo, João, and Peter J. Cameron.
"
Primitive groups synchronize non-uniform maps of extreme ranks
."
J. Combin. Theory Ser. B
. 106 (2014): 98-114.
Abstract
Website
n/a
Araújo, João, Wolfram Bentz, Peter J. Cameron, Gordon Royle, and Artur Schaefer.
"
Primitive groups, graph endomorphisms and synchronization
."
Proc. Lond. Math. Soc. (3)
. 113 (2016): 829-867.
Abstract
Website
n/a
Araújo, João, Wolfram Bentz, Peter J. Cameron, Gordon Royle, and Artur Schaefer.
"
Primitive groups, graph endomorphisms and synchronization
."
Proc. Lond. Math. Soc. (3)
. 113 (2016): 829-867.
Abstract
Website
n/a
Araújo, João, Wolfram Bentz, and Peter J. Cameron.
"
Primitive permutation groups and strongly factorizable transformation semigroups
."
J. Algebra
. 565 (2021): 513-530.
Abstract
Website
n/a
Araújo, João, Wolfram Bentz, James D. Mitchell, and Csaba Schneider.
"
The rank of the semigroup of transformations stabilising a partition of a finite set
."
Math. Proc. Cambridge Philos. Soc.
. 159 (2015): 339-353.
Abstract
Website
n/a
Araújo, J., and J. D. Mitchell.
"
Relative ranks in the monoid of endomorphisms of an independence algebra
."
Monatsh. Math.
. 151 (2007): 1-10.
Abstract
Website
n/a
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Recent Publications
Two generalizations of homogeneity in groups with applications to regular semigroups
Permutation groups and transformation semigroups: results and problems
The classification of partition homogeneous groups with applications to semigroup theory
Imprimitive permutations in primitive groups
Directed graphs of inner translations of semigroups
Primitive groups, graph endomorphisms and synchronization
more