Selected Publications

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Book Chapter
Araújo, João, and Peter J. Cameron. "Permutation groups and transformation semigroups: results and problems." Groups {S}t {A}ndrews 2013. Vol. 422. London Math. Soc. Lecture Note Ser., 422. Cambridge Univ. Press, Cambridge, 2015. 128-141. Abstract
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Araújo, João, and Peter J. Cameron. "Permutation groups and transformation semigroups: results and problems." Groups {S}t {A}ndrews 2013. Vol. 422. London Math. Soc. Lecture Note Ser., 422. Cambridge Univ. Press, Cambridge, 2015. 128-141. Abstract
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Journal Article
Araújo, João. "All publications." (2019).
Araújo, João, and Janusz Konieczny. "Automorphism groups of centralizers of idempotents." J. Algebra. 269 (2003): 227-239. AbstractWebsite
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Araújo, João, Wolfram Bentz, Edward Dobson, Janusz Konieczny, and Joy Morris. "Automorphism groups of circulant digraphs with applications to semigroup theory." Combinatorica. 38 (2018): 1-28. AbstractWebsite
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Araújo, João, and Janusz Konieczny. "Automorphisms of endomorphism monoids of relatively free bands." Proc. Edinb. Math. Soc. (2). 50 (2007): 1-21. AbstractWebsite
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Araújo, João, Edward Dobson, and Janusz Konieczny. "Automorphisms of endomorphism semigroups of reflexive digraphs." Math. Nachr.. 283 (2010): 939-964. AbstractWebsite
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Araújo, João, Vítor H. Fernandes, Manuel M. Jesus, Victor Maltcev, and James D. Mitchell. "Automorphisms of partial endomorphism semigroups." Publ. Math. Debrecen. 79 (2011): 23-39. AbstractWebsite
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Araújo, João, Peter J. Cameron, and Benjamin Steinberg. "Between primitive and 2-transitive: synchronization and its friends." EMS Surv. Math. Sci.. 4 (2017): 101-184. AbstractWebsite
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Araújo, João, Peter J. Cameron, and Benjamin Steinberg. "Between primitive and 2-transitive: synchronization and its friends." EMS Surv. Math. Sci.. 4 (2017): 101-184. AbstractWebsite
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Araújo, João, Michael Kinyon, and António Malheiro. "A characterization of adequate semigroups by forbidden subsemigroups." Proc. Roy. Soc. Edinburgh Sect. A. 143 (2013): 1115-1122. AbstractWebsite
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Araújo, João, Peter J. Cameron, James D. Mitchell, and Max Neunhöffer. "The classification of normalizing groups." J. Algebra. 373 (2013): 481-490. AbstractWebsite
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André, Jorge, João Araújo, and Peter J. Cameron. "The classification of partition homogeneous groups with applications to semigroup theory." J. Algebra. 452 (2016): 288-310. AbstractWebsite
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André, Jorge, João Araújo, and Peter J. Cameron. "The classification of partition homogeneous groups with applications to semigroup theory." J. Algebra. 452 (2016): 288-310. AbstractWebsite
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Araújo, João, Wolfram Bentz, and Janusz Konieczny. "The commuting graph of the symmetric inverse semigroup." Israel J. Math.. 207 (2015): 103-149. AbstractWebsite
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Araújo, J., P. V. Bünau, J. D. Mitchell, and M. Neunhöffer. "Computing automorphisms of semigroups." J. Symbolic Comput.. 45 (2010): 373-392. AbstractWebsite
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Araújo, João, Wolfram Bentz, and Gracinda M. S. Gomes. "Congruences on direct products of transformation and matrix monoids." Semigroup Forum. 97 (2018): 384-416. AbstractWebsite
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Araújo, João, Michael Kinyon, and Janusz Konieczny. "Conjugacy in inverse semigroups." J. Algebra. 533 (2019): 142-173. AbstractWebsite
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Araújo, João, Janusz Konieczny, and António Malheiro. "Conjugation in semigroups." J. Algebra. 403 (2014): 93-134. AbstractWebsite
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Araújo, João, Michael Kinyon, Janusz Konieczny, and António Malheiro. "Decidability and independence of conjugacy problems in finitely presented monoids." Theoret. Comput. Sci.. 731 (2018): 88-98. AbstractWebsite
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Araújo, João, Michael Kinyon, Janusz Konieczny, and António Malheiro. "Decidability and independence of conjugacy problems in finitely presented monoids." Theoret. Comput. Sci.. 731 (2018): 88-98. AbstractWebsite
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Araújo, João, Wolfram Bentz, and Janusz Konieczny. "Directed graphs of inner translations of semigroups." Semigroup Forum. 94 (2017): 650-673. AbstractWebsite
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Araújo, João, and Michael Kinyon. "An elegant 3-basis for inverse semigroups." Semigroup Forum. 82 (2011): 319-323. AbstractWebsite
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Araújo, J., and J. D. Mitchell. "An elementary proof that every singular matrix is a product of idempotent matrices." Amer. Math. Monthly. 112 (2005): 641-645. AbstractWebsite
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Araújo, João, and Friedrich Wehrung. "Embedding properties of endomorphism semigroups." Fund. Math.. 202 (2009): 125-146. AbstractWebsite
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