talks.md (4627B)
1 # Talks 2 3 ## Cubing 4 5 * *Cubo di Rubik e Speedcubing (ITA)*. 6 Invited talk at Università di Cagliari, January 2020. 7 [Slides: [pdf, 2.0Mb](cubo-cagliari.pdf)] 8 9 * *The Rubik's cube group structure in 2 minutes*. 10 Speed talk at the AAN Symposium, May 2019. 11 [Slides: [pdf, 1.2Mb](cube-2min-slides.pdf)] 12 13 ## Math 14 15 * *Elliptic Curves and the ECM algorithm*. 16 ALTEN Scientific Software Evening, February 2025. 17 [Slides: [html, 2.4Mb](./ecm)] 18 19 * *Kummer theory for elliptic curves*. 20 Short talk for Tarrach Prize 2023, March 2023. 21 [Slides: [pdf, 288Kb](kummer-tarrach.pdf)] 22 23 * *Kummer theory for commutative algebraic groups*. 24 Seminar at the university of Leiden, September 2022. 25 [Slides: [pdf, 1.2Mb](slides-kummer-final.pdf)] 26 27 * *My journey in Kummer theory*. 28 Leiden-Luxembourg Number Theory PhD Days 2022, July 5-6. 29 [Slides: [pdf, 521Kb](slides-journey-kummer.pdf)] 30 31 * *A tour of group theory with our companion cube*. 32 University of Luxembourg PhD seminar, May 2022. 33 [Slides: [pdf, 1.1Mb](group-cube.pdf)] 34 35 * *Kummer theory via (J,T)-extensions*. 36 University of Leiden algebra seminar, May 2022; 37 similar to *A category of division modules*, see below. 38 39 * *Kummer theory for algebraic groups*. 40 Nederlands Matematisch Congres, April 2022; 41 repeated at the DIAMANT symposium, April 2022. 42 [Notes (NMC): [pdf, 215Kb](slides-kummer-kwg.pdf); 43 Script (NMC): [txt, 9Kb](script-kummer-kwg.txt); 44 Notes (DIAMANT, longer version): [pdf, 223Kb](slides-kummer-diamant.pdf)] 45 46 * *Division in modules*. 47 University of Leiden algebra seminar, April 2022; 48 similar to *A generalization of injective modules* and 49 *Division in modules and Kummer theory*, see below. 50 [Notes: [pdf, 245Kb](division-leiden.pdf)] 51 52 * *Division in modules and Kummer theory*. 53 Invited talk at the University of Groningen, February 2022. 54 [Slides: [pdf, 249Kb](division-groningen.pdf)] 55 56 * *A category of division modules*. 57 University of Luxembourg Number Theory seminar, November 2021. 58 [Notes: [pdf, 270Kb](notes-division-modules.pdf)] 59 60 * *Introduction to étale cohomology*. 61 University of Luxembourg seminar series on perverse sheaves, October 2021. 62 [Notes: [pdf, 237Kb](notes-etale.pdf)] 63 64 * *A generalization of injective modules*. 65 University of Luxembourg Number Theory seminar, October 2021. 66 [Notes: [pdf, 259Kb](notes-injectivity.pdf)] 67 68 * *Integer factorization and elliptic curves*. 69 University of Leiden Bachelor seminar (guest talk), April 2021. 70 [Slides: [pdf, 393Kb](slides-ecm.pdf)] 71 72 * *Group cohomology and elliptic curves*. 73 Invited talk at Number Theory Online conference, February 2021. 74 [Slides: [pdf, 210Kb](slides-groupcohomec.pdf); 75 [Video](https://vimeo.com/526814236/1a640285c0?embedded=true&source=video_title&owner=47245911)] 76 77 * *Kummer theory for algebraic groups*. 78 Invited talk at the University of Bristol (online), October 2020. 79 [Slides: [pdf, 239Kb](slides-tronto-bristol.pdf)] 80 81 * *Algebraic groups and field extensions*. 82 University of Luxembourg PhD seminar (online), April 2020. 83 [Slides: [pdf, 280Kb](slides-alggroupsfieldext.pdf)] 84 85 * *Field extensions and elliptic curves*. 86 University of Luxembourg PhD Day, October 2019. 87 [Slides: [pdf, 6.0Mb](slides-fieldextec.pdf)] 88 89 * *Kummer theory for elliptic curves*. 90 University of Leiden algebra seminar, September 2019; 91 repeated with slides at the DIAMANT symposium, November 2019 and 92 at Seminari de Teoria de Nombres de Barcelona, February 2020. 93 [Notes: [pdf, 181Kb](notes-kummerec.pdf); 94 Slides DIAMANT: [pdf, 271Kb](slides-kummec-diamant.pdf); 95 Slides Barcelona: [pdf, 290Kb](slides-kummec-barcelona.pdf)]. 96 97 * *Divisibility of points in algebraic groups*. 98 Invited talk at the University of the Basque Country, May 2019. 99 [Notes: [pdf, 231Kb](notes-bilbao.pdf)] 100 101 * *Kummer theory for number fields*. 102 Fifth symposium of the Roman Number Theory association, April 2019; 103 repeated at the Algant Alumni symposium in Benasque, May 2019. 104 [Slides: [pdf, 291Kb](slides-kummerdegrees.pdf)] 105 106 * *The local-global principle*. 107 University of Luxembourg interdisciplinary seminar, March 2019. 108 [Slides: [pdf, 598Kb](slides-local-global.pdf)] 109 110 * *Local-global principle for torsion*. 111 University of Luxembourg Number Theory seminar, November 2018. 112 [Notes: [pdf, 208Kb](notes-katz.pdf)] 113 114 ## Software 115 116 * *L'importanza del software libero nella ricerca (ITA)*. 117 Linux day in Feltre, October 2019. 118 [Slides: [pdf, 804Kb](linuxday2019.pdf); 119 [Video](https://www.youtube.com/watch?v=FB0YIYNp3rw)] 120 121 * *Linux from scratch (ITA)* 122 Linux day in Sedico, October 2012. 123 [Video](https://www.youtube.com/watch?v=h7xW7iq-ApA).