Complete list of given talks: (Back to currículum)
| 182. | "Intersection Configurations", al congrés Algebra and Its Role in Computer Science, Lisboa (Portugal), 6/2025. | |
| 181. | "Stallings graph and the lattice of subgroups of a free group: II Algebraic extensions and equations over subgroups", at the Conference on Theoretical and Computational Algebra 2024, Aveiro (Portugal), 7/24. | |
| 180. | "Stallings graph and the lattice of subgroups of a free group: I an overview on Stallings graphs", at the Conference on Theoretical and Computational Algebra 2024, Aveiro (Portugal), 7/24. | |
| 179. | "Autòmats de Stallings: un camí d'anada i tornada", at the Col·loqui de Matemàtiques of the Universitat Autònoma de Barcelona, Bellaterra (Catalunya), 3/2024. | |
| pdf, | 178. | "The central tree property and some average case complexity results for algorithmic problems in free groups", at the workshop New York Group Theory Seminar Complexity Day, New York, (USA), 12/23. VIDEO |
| 177. | "On the existence of finitely presented intersection-saturated groups", at the workshop Groups in Madrid 2023, Madrid (Spain), 10/23. | |
| 176. | "Existence of finitely presented intersection-saturated groups", Geometry Seminar, Uniwersytet Wroclawski, Wroclaw (Poland), 6/2023. | |
| 175. | "Existence of finitely presented intersection-saturated groups", XVI Barcelona Weekend in Group Theory, Barcelona (Catalunya), 5/2023. | |
| 174. | "Existence of finitely presented intersection-saturated groups", Algebra, Combinatorics and Number Theory Seminar, Universidade do Porto, Porto (Portugal), 4/2023. | |
| 173. | "Stallings automata and applications" (20 hours), BGSMath Graduate Course, shared with Jordi Delgado, Barcelona (Catalunya), January-February 2023. | |
| 172. | "Finding the equations satisfied by a given element in a free group", at the workshop Equations in Groups and Complexity, Newcastle (UK), 7/2022. | |
| 171. | "Twisted conjugacy and orbit decidability in groups", at the Algebra Seminar of the Chennai Institute of Mathematics, Chennai, India, 3/2022. | |
| 170. | "The technique of Stallings graphs", at the Colloquium of the Chennai Institute of Mathematics, Chennai, India, 3/2022. | |
| 169. | ``Relative order and spectrum of subgroups", at the Algorithmic problems in algebra and logic seminar (Adian's seminar) (online), Moscow, Russia, 11/2021. | |
| 168. | ``The multiple endo-twisted conjugacy problem for free groups", GAGTA-14 Edimburgh (U.K.), 6/2021. | |
| 167. | ``The degree of commutativity of an infinite discrete groups'', at the African Mathematics Seminar (online), University of Nairobi (Kenia), 5/2021. | |
| 166. | ``Relative order and spectrum of subgroups", at the Heriot-Watt Algebra and Group Theory seminar, Heriot-Watt university, UK, 5/2021 | |
| 165. | "The degree of commutativity/nilpotency of an infinite group", at the "Workshop on Graphs, Topology and Topological Groups (online)", University of Cape Town, SouthAfrica, 3/2021. | |
| 164. | Mini course "Stallings graphs and the lattice of subgroups of free groups", at the "Workshop on Graphs, Topology and Topological Groups (online)", University of Cape Town, SouthAfrica, 3/2021. | |
| 163. | "Endomorphisms of direct products of free and surface groups, and their fixed points", at the Algebra Seminar, Universidade de Brasilia (Brasil), 10/2020. | |
| 162. | "Recent advances on the inertia conjecture, I-IV", at the Seminari de Teoria de Grups de Barcelona (Catalunya), 11/2019. | |
| 161. | "The intersection problem in F_n x Z^m", plenary talk at the conference "SandGAL 2019, Semigroups and Groups, Automata, Logics” , Cremona (Italy), 6/2019. | |
| 160. | "How to compute the stable image of an endomorphism ?", invited talk at the workshop "Algorithmic problems in Group Theory" held in Dagstuhl (Germany), 3/2019. | |
| 159. | "A short proof of Whitehead's cut vertex lemma", at the Seminari de Teoria de Grups de Barcelona (Catalunya), 3/2019. | |
| 158. | "The degree of commutativity/nilpotency of an infinite group", invited talk at the "Workshop on Groups, Automata, and Graphs", Graz (Austria), 2/2019. | |
| 157. | "Fixed subgroups in direct products of surface groups of Euclidean type, I, II", at the Seminari de Teoria de Grups de Barcelona (Catalonia), 11/2018. | |
| 156. | "Vectored Stallings graphs", at the conference "Geometric and Asymptotic Group Theory with Applications" GAGTA-12, Seoul (South Korea), 7/2018. | |
| 155. | "Equations over subgroups of a free group", talk at the Seminari de Teoria de Grups de Barcelona (Catalonia), 2/2018. | |
| 154. | "Stallings graphs for (free abelian)-by-free groups", talk at the "Strukturtheorie-seminar" in the Institut für Diskrete Mathematik, Graz (Austria), 2/2018. | |
| 153. | "The degree of commutativity/nilpotency of an infinite group", at the conference "Geometric and Asymptotic Group Theory with Applications" GAGTA-11, Bilbao (Spain), 7/2017. | |
| 152. | "Recent results about R_{\infty} property", at the Seminari de Teoria de Grups de Barcelona (Catalunya), 5/2017. | |
| 151. | "The degree of commutativity/nilpotency of an infinite group I - IV", at the Seminari de Teoria de Grups de Barcelona (Catalonia), 3/2017. | |
| 150. | "Stallings graphs for (free-abelian)-by-free groups", at the Pure Seminar Algebra and Geometry, Newcastle University, Newcastle, UK, 12/2016. | |
| 149. | "Stallings graphs for (free-abelian)-by-free groups", at the MAXIMALS seminar, Heriot-Watt University, Edinburgh, UK, 11/2016. | |
| 148. | "Automorphisms of free and surface groups and their fixed points", at the Geometric Group Theory Seminar of Cambridge University, Cambridge, UK, 11/2016. | |
| 147. | "The degree of commutativity/nilpotency of an infinite group", at the North British Geometruc Group Theory Seminar, 2016, StAndrews, UK, 11/2016. | |
| 146. | "Stallings graphs for (free-abelian)-by-free groups", at the Pure Colloquium of the University of Southampton, Southampton, UK, 10/2016. | |
| 145. | "Fixed subgroups are compressed in surface groups", at the conference "Geometric and Asymptotic Group Theory with Applications" GAGTA-10, Stevens Institute, New York, (USA), 6/2016. | |
| 144. | "TCP is solvable for remnant endomorphisms of free groups", at the Seminari de Teoria de Grups de Barcelona (Catalunya), 5/2016. | |
| 143. | "Fixed subgroups are compressed in surface groups", talk at the Group Theory International Webinar, 4/2016. | |
| 142. | "The degree of commutativity of an infinite group", at the "Informatik Kolloquium" of the Universität Stuttgart, Stuttgart, (Germany), 12/2015. | |
| 141. | "The degree of commutativity of an infinite group", at the conference "Geometric and Asymptotic Group Theory with Applications" GAGTA-9, Lumini Marseille, (France), 9/2015. Video at CIRM. | |
| 140. | "Automaton groups with unsolvable conjugacy problem", at the conference AMS/EMS/SPM International Meeting, Porto (Portugal), 6/15. | |
| 139. | "Membership in the BNS invariant", at the conference AMS/EMS/SPM International Meeting, Porto (Portugal), 6/15. | |
| 138. | "The conjugacy problem and other algorithmically related problems", plenary tallk at the first "Edimburg Mathematical Society - Societat Catalana de Matemàtiques joint meeting", Barcelona (Catalunya), 5/2015. | |
| 137. | "An introduction to the BNS invariant I - VI", at the Seminari de Teoria de Grups de Barcelona (Catalunya), 4-5/2015. | |
| 136. | "Non-amenability of product replacement graphs", at the Seminari de Teoria de Grups de Barcelona (Catalunya), 3/2015. | |
| 135. | "Limit groups I - VIII", at the Seminari de Teoria de Grups de Barcelona (Catalunya), 10/14 to 12/2014. | |
| 134. | "Commuting degree for infinite groups", at the algebra seminar from Dusseldorf Universität, Dusseldorf (Germany), 10/14. | |
| 133. | "Commuting degree for infinite groups", at the conference "Geometric and Asymptotic Group Theory with Applications" GAGTA-8, Newcastle (Australia), 7/2014. | |
| 132. | "Commuting degree for infinite groups", at the conference "Second Joint International Meeting IMU-AMS", Tel Aviv, (Israel), 6/2014. | |
| 131. | "Inverting automorphisms of the free group", at the Barcelona Topology Seminar, (Catalunya), 5/2014. | |
| 130. | "About an strange actions of the free group recently found by Ol'shanskii I, II", at the Seminari de Teoria de Grups de Barcelona (Catalunya), 4/2014. | |
| 129. | "On the difficulty of inverting automorphisms of free groups", at the Magnus Seminar, New York (USA) 3/2014. | |
| 128. | "Using graphs to understand the lattice of subgroups of a free group", at the Math Colloquium del City College of Technology, New York (USA), 3/2014. | |
| 127. | "On the difficulty of inverting automorphisms of free groups", at the Seminari de Teoria de Grups de Barcelona (Catalunya), 3/2014. | |
| 126. | "Orbit decidability and the conjugacy problem in groups", at the Algebra Seminar in Oxford (England), 2/2014. | |
| 125. | "On the difficulty of inverting automorphisms of free groups", at the workshop "Groups and Geometry in the South East", Warwick (England), 2/2014. | |
| 124. | "TCP does not imply DTCP, I, II", at the Seminari de Teoria de Grups de Barcelona (Catalunya), 11/2013. | |
| 123. | "Using graphs to understand the lattice of subgroups of a free group", at the algebra seminar of Aalto University, Helsinki (Finland), 9/2013. | |
| 122. | "Counting primitive elements, the exact asymptotic amount", at the Seminari de Teoria de Grups de Barcelona (Catalunya), 6/2013. | |
| 121. | "Orbit decidability, applications and variations", al congrés "Geometric and Asymptotic Group Theory with Applications" GAGTA-7, City College of New York, New York (USA), 5/2013. | |
| 120. | "Verbally closed subgroups of free groups II", at the Seminari de Teoria de Grups de Barcelona (Catalunya), 4/2013. | |
| 119. | "Verbally closed subgroups of free groups I", at the Seminari de Teoria de Grups de Barcelona (Catalunya), 4/2013. | |
| 118. | "Most groups are hyperbolic... or trivial? It depends on the glasses in use...", Algebra seminar, Moscow State University, Moscow (Russia), 1/13. | |
| 117. | "Stalling sections and virtually free groups", at the "Closing Workshop on Automorphisms of Free Groups", Centre de Recerca Matemàtica, Barcelona (Catalunya), 12/2012. | |
| 116. | "Stalling sections and virtually free groups", at the Manhattan Algebra Day, New York (USA), 12/2012. | |
| 115. | "How are the majority of groups? It depends on the glasses in use...", at the Seminari de Teoria de Grups de Barcelona (Catalunya), 10/2012. | |
| 114. | "Unsolvability of CP and IP for automaton groups", at the conference "Geometric and Asymptotic Group Theory with Applications" GAGTA-6, Dusseldorf (Germany), 8/2012. | |
| 113. | "Friedman's proof of the Strengthened Hanna Neumann conjecture III-IV", at the Seminari de Teoria de Grups de Barcelona (Catalunya), 6/2012. | |
| 112. | "The conjugacy and isomorphism problem for automaton groups", at the IX Encuentro en Teoria de Grupos, Madrid (Spain), 6/2012. | |
| 111. | "Finite automata for Schreier graphs of virtually free groups", at the Fribourg Weekend in Group Theory, Fribourg (Switzerland), 5/2012. | |
| 110. | "Stallings sections and virtually free groups, I, II", at the Seminari de Teoria de Grups de Barcelona (Catalonia), 3/2012. | |
| 109. | "Automaton groups with unsolvable conjugacy problem", at the meeting SAMS-AMS in Port Elizabeth (SouthAfrica), 11/2011. | |
| 108. | "The conjugacy problem in automaton groups is not solvable", at the Seminari de Teoria de Grups de Barcelona (Catalonia), 10/2011. | |
| 107. | "The conjugacy problem in automaton groups is not solvable", at the Stevens online seminar, 10/2011. | |
| 106. | "On the difficulty of inverting automorphisms of free groups", at the workshop "Journees sur Out(F_n)", Paris (France), 8/2011. | |
| 105. | "On automorphisms of free groups", at the workshop "North British Geometric Group Theory Seminar", Newcastle (UK), 7/2011. | |
| 104. | "On the difficulty of inverting automorphisms of free groups", at the conference "Geometric and Asymptotic Group Theory with Applications", Manresa (Catalonia), 7/2011. | |
| 103. | "The lattice of subgroups of a free group", a research mini-course at the conference "Geometric and Asymptotic Group Theory with Applications", Manresa (Catalonia), 7/2011. | |
| 102. | "On the difficulty of inverting automorphisms of free groups", at the workshop "Groups in Galway-2011", Galway (Ireland), 5/2011. | |
| 101. | "Inverting automorphisms of free groups I, II, III", at the Seminari de Teoria de Grups de Barcelona (Catalonia), 2/2011. | |
| 100. | "Most groups are hyperbolic... or most groups are trivial ?", at New York City College of Technology, New York (USA), 11/2010. | |
| 99. | "The conjugacy problem for some extensions of $F_n$, $Z^m$, $B_n$ and $F$", at Carleton University, Otawa (Canada), 11/2010. | |
| 98. | "The conjugacy problem for some extensions of $F_n$, $Z^m$, $B_n$ and $F$", at the Urbana Group Theory Seminar (Illinois, USA), 10/2010. | |
| 97. | "Whitehead's classical algorithm for subgroups", at the McGill algebra seminar, Montreal (Canada), 10/2010. | |
| 96. | "Whitehead's classical algorithm and a modern version in polynomial time", at the McGill algebra seminar, Montreal (Canada), 9/2010. | |
| 95. | "A recursive presentation for Mihailova's subgroups", at the conference "Geometric and Computational Group Theory with Applications", Montreal (Canada), 8/2010. | |
| 94. | "The lattice of subgroups of free groups: algorithmic aspects", at the VIII Encuentro de Teoria de Grupos, Bilbao (Spain), 6/2010. | |
| 93. | "Endofixedness and computation of fixed closures in free groups", at the workshop Automata, Semigroups and Application's Days, Porto (Portugal), 6/2010. | |
| 92. | "Hopfianicity of products and HNN extensions (I), (II)", at the Group Theory Seminar, CRM, Barcelona (Catalonia), 5/2010. | |
| 91. | "Deciding endofixedness in free groups", at the London Mathematical Society Northern Workshop, Newcastle (UK), 4/2010. | |
| 90. | "Most groups are hyperbolic... or most groups are trivial ?", at the "Seminari de Teoria de Grafs de la UPC", Barcelona (Catalonia), 3/2010. | |
| 89. | "Most groups are hyperbolic... or most groups are trivial ? (I), (II), (III)", at the Group Theory Seminar, CRM, Barcelona (Catalonia), 2/2010. | |
| 88. | "Subgroups of $F_n$ generated by conjugates of powers of letters", at the Group Theory Seminar, CRM, Barcelona (Catalonia), 12/2009. | |
| 87. | "Whitehead minimization in polynomial time", at the Algebra Seminar of the Technion, Haifa (Israel), 11/2009. | |
| 86. | "Algebraic extensions of free groups with two applications", at the Math. Colloquium of Bar-Ilan University (Israel), 11/2009. | |
| 85. | "Computing fixed closures in free groups", at the algebra seminar, Universitat de València (Catalan countries), 10/2009. | |
| 84. | "Computing fixed closures in free groups", at the Group Theory Seminar, CRM, Barcelona (Catalonia), 10/2009. | |
| 83. | "Whitehead minimization and computation of algebraic closures in polynomial time", at the meeting New algebra-logical methods in solutions for systems of equations in algebraic structures, Omsk (Rusia), 8/09. | |
| 82. | "Algebraic extensions and computations of closures in free groups", at the Oberseminar Computation Algebra and Number Theory, Düsseldorf (Alemanya), 5/09. | |
| 81. | "Characterizing the solvability of the conjugacy problem in free-by-free and [free abelian]-by-free groups", at 1047 AMS meeting, Urbana, Illinois (USA), 3/09. | |
| 80. | "Twisted conjugacy for free groups, and the conjugacy problem for some extensions of groups", at Bates College, Maine (USA), 3/09. | |
| 79. | "Computing endo-fixed closures in free groups" at the Magnus Seminar CUNY, New York (USA), 3/09. | |
| 78. | "Twisted conjugacy for free groups, and the conjugacy problem for some extensions of groups" (4 hours), at McGill University (Canada), 3/09. | |
| 77. | "Computing endo-fixed closures in free groups", at Southampton (England), 2/09. | |
| 76. | "Some group-based cryptosystems", at the Cryptography Day, Zaragoza (Spain), 1/09. | |
| 75. | "Deciding endo-fixedness", at the Workshop about Makanin-Razborov process at Alagna Valessia (Italy), 12/08. | |
| 74. | "Automata and algebraic extensions of free groups", at the "Sémianire Groupes, Géométrie et Logique" of the Université Claude Bernard, Lyon (France), 12/08. | |
| 73. | "Unsolvability of the conjugacy and the isomorphism problems for Z^n-by-free groups", at the Group Theory Seminar, CRM, Barcelona (Catalonia), 11/2008. | |
| 72. | "Automata and group theory", at the workshop "Automata theoretic methods in group theory", Bratislava (Slovakia) 11/08. | |
| 71 | "Orbit decidability and a recursive presentation for Mihailova's group", at the Group Theory Seminar, CRM, Barcelona (Catalonia), 9/2008. | |
| 70 | "Algebraic extensions in free groups" at the worksop "School on Algebraic Theory of Automata", University of Lisboa, 9/08. | |
| 69. | "Deciding endo-fixedness", at the meeting "VI Jornadas de Matemática Discreta y Algorítmica", Universitat de Lleida (Catalunya), 7/08. | |
| 68. | "The conjugacy problem for extensions of groups", at the Algebra and Geometry Seminar of the Bristol University (UK), 6/08. | |
| 67. | "On the Whitehead minimisation algorithm", at the Group Theory Seminar, CRM, Barcelona (Catalonia), 1/2008. | |
| 66. | "Orbit decidability and the conjugacy problem", at the meeting "Combinatorial and Geometric Group Theory with Applications", Dortmund (Germany), 8/2007. | |
| 65. | "The automorphism group of a free-by-cyclic group in rank 2", at the meeting "Primer Congreso Hispano-Francés de Matemáticas", Zaragoza (Spain), 7/2007. | |
| 64. | "The first part of Whitehead's algorithmm made polynomial", at CIRM, Luminy (France), 2/2007. | |
| 63. | "La primera parte del algoritmo de Whitehead en tiempo polinomial", at the Algebra Seminar, University of Sevilla, Sevilla (Spain), 2/2007. | |
| 62. | "Criptografia basada en grupos", at the Algebra Seminar, University of Navarra, Pamplona (Spain), 2/2007. | |
| 61. | "El problema de la conjugación para grupos free-by-free", at the Algebra Seminar, University of Navarra, Pamplona (Spain), 2/2007. | |
| 60. | "Conjugacy problem, orbit decidability and variations on a construction of Miller", at the Group Theory Seminar, CRM, Barcelona (Catalonia), 1/2007. | |
| 59. | "The first part of Whitehead's algorithm made polynomial", at the "Mathematisches Kolloquium", Dortmund (Germany), 12/2006. | |
| 58. | "Complejidad de algoritmos y criptografia basada en grupos" at the meeting "Matemáticas en la Sociedad de la Información", Murcia (Spain), 11/2006. | |
| 57. | "The first part of Whitehead's algorithm made polynomial", at the conference "Second Czech-Catalan Conference in Mathematics", Barcelona (Catalonia), 9/2006. | |
| 56. | "More on the orbit-decidability and the conjugacy problem for free-by-free groups", at the conference "Geometric and Asymptotic Group Theory with Applications", Manresa (Catalonia), 9/2006. | |
| 55. | "The conjugacy problem for free-by-free groups and orbit decidability", at the conference "International Congress of Mathematicians ICM06", Madrid (Spain), 8/2006. | |
| 54. | "Grups lliures i grafs I i II", at the "Seminari de Matemàtica Discreta de la UPC", Barcelona (Catalonia), 1 i 2 /2006. | |
| 53. | "The conjugacy problem for free-by-free groups" a l'"Albany Mathematics Colloquium", Albany (USA), 10/2005. | |
| 52. | "Conjugacy problem and orbit decidability", al "1009th AMS meeting", Bard College, New York (USA), 10/2005. | |
| 51. | "The conjugacy problem for free-by-free groups" at the Magnus Seminar CUNY, New York (USA), 10/2005. | |
| 50. | "On the conjugacy problem for some extensions of groups" at the conference "Asymptotic Group Theory and Cryptography", Piestany (Slovakia), 7/2005. | |
| 49. | "On the Mean Dehn function for abelian groups" at the conference “Asymptotic and Probabilistic Methods in Geometric Group Theory”, Geneva (Switzerland), 6/2005. | |
| 48. | "Fixed subgroups in free groups: current state" at the Group Theory Seminar, CRM, Barcelona (Catalonia), 5/2005. | |
| 47. | "La funció de Dehn promitja per a grups abelians" at the "Seminari de Teoria de Grafs de la UPC", Barcelona (Catalonia), 3/2005. | |
| 46. | "Last results about fixed subgroups in free groups" at the "Algebra Seminar" Carleton University, Otawa (Canada), 1/2005. | |
| 45. | "The mean Dehn function for abelian groups" at the "Montreal Geometric & Combinatorial Group Theory Seminar", McGill, Canada,1/2005. | |
| 44. | "The conjugugacy problem for free-by-free groups" at the "Montreal Geometric & Combinatorial Group Theory Seminar", McGill, Canada, 1/2005. | |
| 43. | "Free-by-cyclic groups have solvable conjugacy problem" at the conference "Geometric group theory, random walks and harmonic analysis", Cortona (Italy), 6/2004. | |
| 42. | "Dynamical structure of matrices over finite fields", at the Colloquium of the City College, City University of New York (USA), 4/2004. | |
| 41. | "Fixed subgroups after Bestvina-Handel theorem" at the "Algebra Seminar" of the Math Department, Salt-Lake City, Utah (USA), 4/2004. | |
| 40. | "Uniform non-amenability" at the "Algebra Seminar" of the Math Department, Urbana-Champaign, Illinois (USA), 4/2004. | |
| 39. | "Fixed subgroups in free groups, I,II,III" at the "Algebra Seminar of the Math Department", Lincoln-Nebraska (USA), 2/2004. | |
| 38. | "Uniform non-amenability", at the "Algebra Seminar of the Math Department", Lincoln-Nebraska (USA), 1/2004. | |
| 37. | "Fixed subgroups are compressed in free groups", at the Magnus Seminar CUNY, New York (USA), 9/2003. | |
| 36. | "Modern consequences of the Takahasi Theorem", at the "Algebra Seminar of the Math Department", Lincoln-Nebraska (USA), 9/2003. | |
| 35. | "Graphical techniques for free groups", at the "Colloquium of the Math Department", Lincoln-Nebraska (USA), 9/2003. | |
| 34. | "Uniform non-amenability", at the "International Conference on Group Theory", Gaeta (Italy), 6/2003. | |
| 33. | "Uniform non-amenability", at the 986 AMS Meeting, New York (USA), 4/2003. | |
| 32. | "Subgroups fixed by endomorphisms and automorphisms of F_n", at the "Seminari d'Àlgebra de la UAB", Barcelona (Catalonia), 2/2002. | |
| 31. | "A description of auto-fixed subgroups of F_n", at the workshop "Goupes et Géométrie", Marseille (France), 2/2002. | |
| 30. | "Fixed subgroups in finitely generated free groups", at the "Albany Mathematics Colloquium", Albany (USA), 9/2001. | |
| 29. | "The density of graphical sets and primitive elements in the free group", at the "AMS Sectional Meeting, Nevada University", Las Vegas (USA), 4/2001. | |
| 28. | "On fixed subgroups of the free group after Bestvina-Handel theorem", at the "Algebra Seminar", Carleton University, Otawa (Canada), 4/2001. | |
| 27. | "A description of auto-fixed subgroups of the free group", at the "Topology Seminar", Cornell University, Ithaca (USA), 3/2001. | |
| 26. | "A description of auto-fixed subgroups in the free group", at the "Poincare Seminar", Rutgers University, Newark (USA), 3/2001. | |
| 25, | "Graphical techniques in free groups", at the "Mathematics Colloquia CCNY", New York (USA), 11/2000. | |
| 24. | "On intersections of fixed subgroups of the free group", at the "AMS Sectional Meeting, Columbia University", New York (USA), 11/2000. | |
| 23. | "Fixed subgroups in free groups" at the "Magnus Seminar", New York (USA), 10/2000. | |
| 22. | "Very few elements in the free group are primitive", at the "2000 Albany Group Theory Conference", Albany (USA), 10/2000. | |
| 21. | "On automorphism-fixed subgroups of a free group", at the conference "Combinatorial and Geometric Group Theory", Haifa (Israel), 6/2000. | |
| 20. | "El reticle de subgrups fixos d'un grup lliure", at the "Seminari de Teoria de Grafs de la UPC", Barcelona (Catalonia), 11/1999. | |
| 19. | "Dynamics of matrices over finite fields with an engineering application", at the conference "ILAS-99", Barcelona (Catalonia), 7/1999. | |
| 18. | "Intersections of fixed subgroups of a finitely generated free group", at the "Centre de Recerca Matemàtica", Barcelona (Catalonia), 5/1999. | |
| 17. | "On fixed subgroups of maximal rank", at the conference "Computational and Geometric Aspects of Modern Algebra", Edinburg (England), 7/1998. | |
| 16. | "On fixed subgroups of maximal rank", at the "Centre de Recerca Matemàtica", Barcelona (Catalonia), 12/1997. | |
| 15. | "Dinàmica de matrius sobre cossos finits", at the "Seminari de Teoria de Grafs de la UPC", Barcelona (Catalonia), 11/1997. | |
| 14. | "Dynamic structure of matrices over finite fields", at the conference "Encuentro de Análisis Matricial y Aplicaciones", Sevilla (Spain), 9/1997. | |
| 13. | "Grups Fixos" at the conference "Forum R+D Manresa", Manresa (Catalonia), 6/1997. | |
| 12. | "On fixed subgroups of maximal rank", at the "Seminari de Teoria de Grafs de la UPC", Barcelona (Catalonia), 3/1997. | |
| 11. | "Fixed points of endomorphisms of finitely generated free groups", at the '"Algebra Seminar, Boston University", Boston (USA), 2/1997. | |
| 10. | "On fixed subgroups with maximal rank", at the "Mathematics Seminar, SUNY-Albany", Albany (USA), 2/1997. | |
| 9. | "The train-track algorith and inertia of fixed subgroups", at the "Mathematics Seminar, Tufts University", Boston (USA), 1/1997. | |
| 8. | "Inertia and fixed subgroups", at the conference "Algebra and Discrete Mathematics: Group Theory, Finite to Infinite", Castelvecchio Pascoli (Italia), 7/1996 | |
| 7. | "Grups lliures i grafs", at the "Seminari de Teoria de Grafs de la UPC", Barcelona (Catalonia), 3/1996. | |
| 6. | "Grups lliures i pull-back de grafs", at the "Seminari de Matemàtiques EUPM", Manresa (Catalonia), 5/1995. | |
| 5. | "Fixed groups of endomorphisms of free groups", at the conference "Geometry and Cohomology in Group Theory", Durham (England), 7/1994. | |
| 4. | "Fixed subgroup of a group of automorphisms of a free group I, II", at the "Seminari d'Àlgebra de la UAB", Barcelona (Catalonia), 6/1993. | |
| 3. | "Irreducible automorphisms of growth rate one", at the conference "III Week on Algebra and Algebraic Geometry", Tenerife (Spain), 6/1992. | |
| 2. | "Automorfismes de grups lliures", at the "Centre de Recerca Matemàtica", Barcelona (Catalonia), 5/1991. | |
| 1. | "Groups acting on two-dimensional CW-complexes I, II", at the "Centre de Recerca Matemàtica", Barcelona (Catalonia), 5/1990. |
| © Enric Ventura Capell, 1999 | |
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