Enric Ventura

Publicacions (actualitzat a 4/2023)

Anant a MathSciNet trobareu la llista actualitzada de les publicacions ja aparegudes, amb els corresponents reviews. A més, aquí hi ha una llista d'algunes de les cites rebudes.

Cliqueu a la referència per a obtenir resums, l'article en pdf, i altre material disponible.

• Treballs en progrés:
  • (74): O. Bogopolski, A. Carvalho, E. Ventura, "Quantifying the BNS-invariant".
  • (73): J. Delgado, E. Ventura, A. Zakharov, "Algorithmic problems for Droms groups".
  • (72): M. Alsina, E. Ventura, "Degree of satisfiability of first-order formulas in infinite groups".
  • (71): O. Mitra, M. Roy, E. Ventura, "On the twisted conjugacy problem for Baumslag-Solitar groups".
  • (70):  J. Delgado, E. Ventura, "On non-finitely generated subgroups of a free group".
  • (67): J. Delgado, M. Roy, E. Ventura, "Quotient configurations".
  • (66): J. Delgado, E. Ventura: "The lattice of subgroups of a Droms group".
  • (65): A. Miranda, E. Ventura: "Free groups have exponential generalized inversion gap".
  • (61): J. Delgado, E. Ventura, "Stallings graphs for $G$-by-free groups".
  • (57): A. Rosenmann, E. Ventura: "Dependence and equations over free groups".
  • (56): A. Martino, E. Ventura, P. Wong, "$R_{\\infty}$ property for direct products of hyperbolic groups".
  • (44): J. Rubió, E. Ventura, "Variations on Whitehead's problem".
  • (36): E. Ventura, "Computing algebraic closures in polynomial time".
• Preprints:
  • (69): M. Roy, E. Ventura, P. Weil, "The central tree property and algorithmic problems on subgroups of free groups ".
  • (62): J. Delgado, M. Roy, E. Ventura, "Intersection configurations in free times free-abelian groups".
  • (68): E Ventura, "The multiple endo-twisted conjugacy problem is solvable in finitely generated free groups".
  • (39): J.M. Fuertes, B. Balle, E. Ventura, "Single-tracked shaft encoders with LFSR sequences of low combinatorial complexity" (no publicat).
  • (31): L. Ciobanu, A. Martino, E. Ventura, "The generic Hanna Neuman Conjecture and the Post Correspondence Problem" (no publicat).
  • (30.5): V. Romankov, E. Ventura, "The twisted conjugacy problem for pairs of endomorphisms in nilpotent groups" (no publicat).
  • (23): A. Martino, T. Turner, E. Ventura, "The density of injective endomorphisms of a free group" (no publicat).
• Publicacions per aparèixer:
  • (58): J. Delgado, E. Ventura, A. Zakharov, "Relative order and spectrum in free and related groups", acceptat per a publicació a Communications in Comtemporary Mathematics.
• Publicacions de recerca:
  • (64):  J. Delgado, E. Ventura, "Autòmats de Stallings, un camí d'anada i tornada" (in catalan), Butlletí Societat Catalana de Matemàtiques 37(1) (2022), 5--59.
  • (53): J. Delgado, E. Ventura, "A list of applications of Stallings automata", Transactions on Combinatorics 11(3) (2022), 181--235.
  • (51): J. Delgado, E. Ventura, "Stallings automata for free-times-abelian groups: intersections and index", Publ. Mat. 66 (2022), 789--830.
  • (54): A. Martino, M. Tointon, M. Valiunas, E. Ventura, "Probabilistic nilpotence in infinite groups", Israel Journal of Mathematics, 244 (2021), 539–588. 
  • (63): S. Mijares, E. Ventura, "Onto extensions of free groups", Journal of Groups, Complexity, Cryptology  13(1) (2021), 2:1--2:15.
  • (60): M. Roy, E. Ventura: "Degrees of compression and inertia for free-abelian times free groups", Journal of Algebra 568 (2021), 241--272.
  • (59): M. Roy, E. Ventura: "Fixed subgroups and computation of auto-fixed closures in free-abelian times free groups", Journal of Pure and Applied Algebra 224 (2020), 106210.
  • (55): J. Wu, E. Ventura, Q. Zhang, "Fixed subgroups in direct products of surface groups of Euclidean type", Communications in Algebra 48(7) (2020), 3003--3010.
  • (52): J. Delgado, E. Ventura, A. Zakharov, "Intersection problem for Droms RAAGs", International Journal of Algebra and Computation 28 (2018), 1129--1162.
  • (49): B. Cavallo, J. Delgado, D. Kahrobaei, E. Ventura, "Algorithmic recognition of infinite cyclic extensions", Journal of Pure and Applied Algebra 221 (2017), 2157--2179.
  • (46): Y. Antolín, A. Martino, E. Ventura, "Degree of commutativity of infinite groups", Proceedings of the Amer. Math. Soc. 145(2) (2017), 479-485.
  • (43): "Algorithms and geometric topics around automorphisms of free groups" a la sèrie "Advanced Courses in Mathematics - CRM-Barcelona", editat per J. González-Meneses, M. Lustig, E. Ventura, (2017);  ISBN: 978-3-319-60940-9.
  • (32): J. Burillo, F. Matucci, E. Ventura, "The conjugacy problem in extensions of Thompson's group $F$", Israel Journal of Mathematics 216(1) (2016), 15-59.
  • (25): M. Ladra, P. Silva, E. Ventura, "Bounding the gap between a free group (outer) automorphism and its inverse", Collectanea Mathematica 67(3) (2016), 329-346.
  • (42): P. Silva, X. Soler-Escrivà, E. Ventura, "Finite automata for Schreier graphs of virtually free groups ", Journal of Group Theory 19 (2016), 25–54.
  • (50):  Q. Zhang, E. Ventura, J. Wu, "Fixed subgroups are compressed in surface groups", International Journal of Algebra and Computation 25 (5) (2015), 865-887.
  • (48): E. Ventura: "Group theoretic orbit decidability", Groups Complexity Cryptology 6 (2) (2014), 133–148. 
  • (47): Extended Abstracts Fall 2012, Automorphisms of free groups, Research Perspectives CRM Barcelona (Trends in Mathematics) 1, (2014),  editat per J. González-Meneses, M. Lustig, E. Ventura, Birkhauser (2014), 96 pàgs, ISBN: 978-3-319-05487-2.
  • (33): E. Ventura, "Orbit decidability, applications and variations", J. González-Meneses et al. (eds.), Extended Abstracts Fall 2012, Research Perspectives CRM Barcelona (Trends in Mathematics) 1, (2014) 91-95.
  • (28): J. González-Meneses, E. Ventura, "Twisted conjugacy in the braid group", Israel Journal of Mathematics 201 (2014), 455-476.
  • (45): J. Delgado, E. Ventura, "Algorithmic problems for free-abelian times free groups", Journal of Algebra 391 (2013) 256–283.   
  • (29): F. Bassino, A. Martino, C. Nicaud, E. Ventura, P. Weil, "Statistical properties of subgroups of free groups", Random Structures and Algorithms 42, (2013), 349–373, doi: 10.1002/rsa.20407.
  • (41): O. Kharlampovich, E. Ventura, "A Whitehad algorithm for toral relatively hyperbolic groups", International Journal of Algebra and Computation 22 (8), (2012), 1240004, 9 pàgs.
  • (37): Z. Sunic, E. Ventura, "The conjugacy problem in automaton groups is not solvable", Journal of Algebra, 364 (2012), 148–154.
  • (21): O. Bogopolski, E. Ventura, "On endomorphisms of torsion-free hyperbolic groups", International Journal of Algebra and Computation, 21 (8) (2011), 1415-1446.
  • (40): E. Ventura, "Computing fixed closures in free groups", Illinois Journal of Mathematics 54 (1), (2011), 175-186.
  • (26): O. Bogopolski, E. Ventura, "A recursive presentation for Mihailova's subgroup", Groups, Geometry, and Dynamics, 4(3), (2010), 407-417.
  • (38): Geometric Group Theory, Dortmund and Carleton Conferences, Trends in Mathematics, editat per O. Bogopolski, I. Bumagin, O. Kharlampovich i E. Ventura, Birkhäuser (2010), 315 pàgines, ISBN: 978-3-7643-9910-8.
  • (24): D. Lee, E. Ventura, "Volume equivalence of subgroups of free groups", Journal of Algebra 324(2) (2010) 195–217.
  • (20): O. Bogopolski, A. Martino, E. Ventura, "Orbit decidability and the conjugacy problem for some extensions of groups", Transactions of the American Mathematical Society 362 (2010), 2003--2036.
  • (30): V. Romanko'v, E. Ventura, "Twisted conjugacy problem for endomorphisms of metabelian groups", Algebra and Logic 48(2) (2009), 89--98. Traducció de Algebra i Logika 48(2) (2009), 157--173.
  • (17): O. Bogopolski, E. Ventura, "The mean Dehn functions of abelian groups", Journal of Group Theory, 11(4) (2008), 569--586.
  • (14): J.M. Fuertes, B. Balle, E. Ventura, "Absolute type shaft encoding using LFSR sequences with prescribed length", IEEE Transactions on Instrumentation and Measurement, 57(5) (2008), 915--922.
  • (22): A. Roig, E. Ventura, P. Weil, "On the complexity of the Whitehead minimization problem", International Journal of Algebra and Computation, 17(8)  (2007), 1611--1634.
  • (18): Geometric Group Theory, Geneva and Barcelona Conferences, Trends in Mathematics, editat per G.N. Arzhantseva, L. Bartholdi, J. Burillo i E. Ventura, Birkhäuser (2007), 253 pàgines, ISBN: 978-3-7643-8411-1. 
  •  (19): O. Bogopolski, A. Martino, E. Ventura, "The automorphism group of a free-by-cyclic group in rank 2", Communications in Algebra, 35 (5) (2007), 1675--1690.
  • (13): O. Bogopolski, A. Martino, O. Maslakova, E. Ventura, "The conjugacy problem is solvable in free-by-cyclic groups", Bulletin of the London Mathematical Society, 38 (5) (2006), 787--794. 
  • (16): Geometric methods in group theory. Papers from the AMS Special Sessions on Geometric Group Theory held in Boston (USA), October 5--6, 2002 and in Seville (Spain) June 18-.21, 2003 (joint with RSME). Editat per José Burillo, Sean Cleary, Murray Elder, Jennifer Taback i Enric Ventura. Contemporary Mathematics 372, American Mathematical Society, Providence, RI, 2005. vii+230 pp. ISBN: 0-8218-3362-6. 
  • (11): G.N. Arzhantseva, J. Burillo, M. Lustig, L. Reeves, H. Short, E. Ventura, "Uniform non-amenability", Advances in Math., 197 (2) (2005), 499--522.
  • (12): A. Martino, E. Ventura, "Fixed subgroups are compressed in free groups", Comm. in Algebra 32(10) (2004), 3921--3935.
  • (10): A. Martino, E. Ventura, "A description of auto-fixed subgroups of a free group", Topology 43 (2004) 1133--1164.
  • (9): A. Martino, E. Ventura, "Examples of retracts in free groups that are not the fixed subgroup of any automorphism", Journal of   Algebra, 269 (2003), 735--747.
  • (8): E. Ventura, "Fixed subgroups in free groups: a survey", Contemporary Math 296 (2002), 231--255.
  • (7): J. Burillo, E. Ventura, "Counting primitive elements in free groups", Geom. Dedicata 93 (2002), 143--162; Electronic Notes in Discrete Mathematics 10 (2001) 50--53.
  • (6): A. Martino, E. Ventura, "On automorphism-fixed subgroups of a free group", Journal of Algebra, 230 (2000), 596--607.
  • (5): E. Ventura, "On fixed subgroups of maximal rank", Comm. in Algebra 25 (10) (1997), 3361--3375.
  • (4): W. Dicks, E. Ventura, "Irreducible automorphisms of growth rate one", J. Pure and Appl. Algebra 88 (1993), 51--62.
• Llibres de recerca:
  • (3): W. Dicks, E. Ventura, "The group fixed by a family of injective endomorphisms of a free group", Contemporary Math. 195 (1996), (81 pàgs.). ISBN: 0-8218-0564-9.
• Proceedings:
  • (34): F. Bassino, A. Martino, C. Nicaud, E. Ventura, P. Weil, "On two distributions of subgroups of free groups", Proceedings of ANALCO-10, Workshop on Analytic Algorithmics and Combinatorics, Austin, Texas (Gener 2010), pàgines 82-89. Publicació electrònica.
  • (35): J.M. Fuertes, B. Balle, E. Ventura, "An algorithm to design prescribed length codes for single-tracked shaft encoders", Proceedings of the 2009 IEEE International Conference on Mechatronics, Málaga, Spain, format digital (Abril 2009).
  • (27): E. Ventura, "Deciding endo-fixedness", VI Jornadas de Matemática Discreta y Algorítmica, Edicions UdL (2008), 559--568; ISBN: 978-84-8409-263-6.
  • (15): A. Miasnikov, E. Ventura, P. Weil, "Algebraic extensions in free groups", Algebra and Geometry in Geneva and Barcelona, Trends in Mathematics, Birkhaüser (2007), 225--253.
  • (2): E. Ventura, "Dynamic structure of matrices over finite fields" , EAMA-97 (1997), 413--420.
  • (1): R. Miralles, P. Rubió, E. Ventura, "Factorial rings and diagonal reduction of matrices", EAMA-97 (1997), 334--341.

© Enric Ventura Capell, 1999

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