{"id":86,"date":"2025-10-23T14:07:55","date_gmt":"2025-10-23T12:07:55","guid":{"rendered":"https:\/\/perso.imj-prg.fr\/francois-gatine\/?page_id=86"},"modified":"2026-04-10T13:23:57","modified_gmt":"2026-04-10T11:23:57","slug":"ages","status":"publish","type":"page","link":"https:\/\/perso.imj-prg.fr\/francois-gatine\/ages\/","title":{"rendered":"AGES"},"content":{"rendered":"\n<p><em>AGES (Arithmetic and Geometry Examples Seminar) aims at presenting quick and computable examples at a graduate level in mathematics. Feel free to reach out <em>(at francois.gatine (at) imj-prg.fr)<\/em><\/em> <em>if you would like to be notified of future sessions, or give a talk!<\/em><\/p>\n\n\n\n<p>Note that Eduroam may block unlisted Youtube links.<\/p>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary>23\/10\/25: de Rham Monodromy of Legendre Family (Fran\u00e7ois Gatine)<\/summary>\n<p><a href=\"https:\/\/youtu.be\/rL4DfJTrs4w\">Video link<\/a><\/p>\n\n\n\n<div data-wp-interactive=\"core\/file\" class=\"wp-block-file\"><object data-wp-bind--hidden=\"!state.hasPdfPreview\" hidden class=\"wp-block-file__embed\" data=\"https:\/\/perso.imj-prg.fr\/francois-gatine\/wp-content\/uploads\/sites\/89\/2025\/10\/Legendre-monodromy-2.pdf\" type=\"application\/pdf\" style=\"width:100%;height:600px\" aria-label=\"Contenu embarqu\u00e9 Legendre monodromy.\"><\/object><a id=\"wp-block-file--media-3660140d-5b5f-4a90-8026-6fc3faae4f32\" href=\"https:\/\/perso.imj-prg.fr\/francois-gatine\/wp-content\/uploads\/sites\/89\/2025\/10\/Legendre-monodromy-2.pdf\">Legendre monodromy<\/a><a href=\"https:\/\/perso.imj-prg.fr\/francois-gatine\/wp-content\/uploads\/sites\/89\/2025\/10\/Legendre-monodromy-2.pdf\" class=\"wp-block-file__button wp-element-button\" download aria-describedby=\"wp-block-file--media-3660140d-5b5f-4a90-8026-6fc3faae4f32\">T\u00e9l\u00e9charger<\/a><\/div>\n\n\n\n<p><\/p>\n<\/details>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary>06\/11\/25: Periods of Projective Space (Thomas Serafini)<\/summary>\n<p><a href=\"https:\/\/youtu.be\/LeAiYTL_Mvg\" data-type=\"link\" data-id=\"https:\/\/youtu.be\/LeAiYTL_Mvg\">Video link<\/a><\/p>\n\n\n\n<div data-wp-interactive=\"core\/file\" class=\"wp-block-file\"><object data-wp-bind--hidden=\"!state.hasPdfPreview\" hidden class=\"wp-block-file__embed\" data=\"https:\/\/perso.imj-prg.fr\/francois-gatine\/wp-content\/uploads\/sites\/89\/2025\/11\/Periods-of-projective-space.pdf\" type=\"application\/pdf\" style=\"width:100%;height:600px\" aria-label=\"Contenu embarqu\u00e9 Periods of projective space.\"><\/object><a id=\"wp-block-file--media-a76edc18-a6bf-4c4e-a1ac-baa53ad4bfe5\" href=\"https:\/\/perso.imj-prg.fr\/francois-gatine\/wp-content\/uploads\/sites\/89\/2025\/11\/Periods-of-projective-space.pdf\">Periods of projective space<\/a><a href=\"https:\/\/perso.imj-prg.fr\/francois-gatine\/wp-content\/uploads\/sites\/89\/2025\/11\/Periods-of-projective-space.pdf\" class=\"wp-block-file__button wp-element-button\" download aria-describedby=\"wp-block-file--media-a76edc18-a6bf-4c4e-a1ac-baa53ad4bfe5\">T\u00e9l\u00e9charger<\/a><\/div>\n<\/details>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary>13\/11\/25: A non smooth Picard Scheme in positive Characteristic (Livia Grammatica)<\/summary>\n<p><a href=\"https:\/\/youtu.be\/bGdKr-G-1SM\" data-type=\"link\" data-id=\"https:\/\/youtu.be\/bGdKr-G-1SM\">Video link<\/a><\/p>\n\n\n\n<div data-wp-interactive=\"core\/file\" class=\"wp-block-file\"><object data-wp-bind--hidden=\"!state.hasPdfPreview\" hidden class=\"wp-block-file__embed\" data=\"https:\/\/perso.imj-prg.fr\/francois-gatine\/wp-content\/uploads\/sites\/89\/2025\/11\/non-smooth-picard-in-char-p.pdf\" type=\"application\/pdf\" style=\"width:100%;height:600px\" aria-label=\"Contenu embarqu\u00e9 non smooth picard in char p.\"><\/object><a id=\"wp-block-file--media-e4ff1337-b426-4923-bf3e-dc6c869d3ca8\" href=\"https:\/\/perso.imj-prg.fr\/francois-gatine\/wp-content\/uploads\/sites\/89\/2025\/11\/non-smooth-picard-in-char-p.pdf\">non smooth picard in char p<\/a><a href=\"https:\/\/perso.imj-prg.fr\/francois-gatine\/wp-content\/uploads\/sites\/89\/2025\/11\/non-smooth-picard-in-char-p.pdf\" class=\"wp-block-file__button wp-element-button\" download aria-describedby=\"wp-block-file--media-e4ff1337-b426-4923-bf3e-dc6c869d3ca8\">T\u00e9l\u00e9charger<\/a><\/div>\n<\/details>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary>20\/11\/25: Brauer, Enriques and Ghosts (Matteo Verni)<\/summary>\n<p><a href=\"https:\/\/youtu.be\/p_P0pLt_1Fg\" data-type=\"link\" data-id=\"https:\/\/youtu.be\/p_P0pLt_1Fg\">Video link<\/a><\/p>\n<\/details>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary>27\/11\/25: Corps de modules vs corps de d\u00e9finition (Salim Alloun) <\/summary>\n<p><a href=\"https:\/\/youtu.be\/3jgfO2598-E\">Video link<\/a> (french)<\/p>\n\n\n\n<div data-wp-interactive=\"core\/file\" class=\"wp-block-file\"><object data-wp-bind--hidden=\"!state.hasPdfPreview\" hidden class=\"wp-block-file__embed\" data=\"https:\/\/perso.imj-prg.fr\/francois-gatine\/wp-content\/uploads\/sites\/89\/2025\/12\/AGES-27-11-corps-de-modules-1.pdf\" type=\"application\/pdf\" style=\"width:100%;height:600px\" aria-label=\"Contenu embarqu\u00e9 AGES-27-11 corps de modules.\"><\/object><a id=\"wp-block-file--media-eba2fbde-50e3-4daf-b285-a57e8e6583e1\" href=\"https:\/\/perso.imj-prg.fr\/francois-gatine\/wp-content\/uploads\/sites\/89\/2025\/12\/AGES-27-11-corps-de-modules-1.pdf\">AGES-27-11 corps de modules<\/a><a href=\"https:\/\/perso.imj-prg.fr\/francois-gatine\/wp-content\/uploads\/sites\/89\/2025\/12\/AGES-27-11-corps-de-modules-1.pdf\" class=\"wp-block-file__button wp-element-button\" download aria-describedby=\"wp-block-file--media-eba2fbde-50e3-4daf-b285-a57e8e6583e1\">T\u00e9l\u00e9charger<\/a><\/div>\n<\/details>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary>04\/12\/25: Cohomology of homogeneous varieties I (Christopher Nicol)<\/summary>\n<p><a href=\"https:\/\/youtu.be\/IqRo6u1Wlcg\">Video link<\/a><\/p>\n\n\n\n<div data-wp-interactive=\"core\/file\" class=\"wp-block-file\"><object data-wp-bind--hidden=\"!state.hasPdfPreview\" hidden class=\"wp-block-file__embed\" data=\"https:\/\/perso.imj-prg.fr\/francois-gatine\/wp-content\/uploads\/sites\/89\/2025\/12\/Cohomology-on-homogeneous-varieties.pdf\" type=\"application\/pdf\" style=\"width:100%;height:600px\" aria-label=\"Contenu embarqu\u00e9 Cohomology on homogeneous varieties.\"><\/object><a id=\"wp-block-file--media-c8817b2d-8422-4303-8773-0249dcf03746\" href=\"https:\/\/perso.imj-prg.fr\/francois-gatine\/wp-content\/uploads\/sites\/89\/2025\/12\/Cohomology-on-homogeneous-varieties.pdf\">Cohomology on homogeneous varieties<\/a><a href=\"https:\/\/perso.imj-prg.fr\/francois-gatine\/wp-content\/uploads\/sites\/89\/2025\/12\/Cohomology-on-homogeneous-varieties.pdf\" class=\"wp-block-file__button wp-element-button\" download aria-describedby=\"wp-block-file--media-c8817b2d-8422-4303-8773-0249dcf03746\">T\u00e9l\u00e9charger<\/a><\/div>\n<\/details>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary>11\/12\/25: Cohomologie des vari\u00e9t\u00e9s homog\u00e8nes II (Christopher Nicol)<\/summary>\n<p><a href=\"https:\/\/youtu.be\/uDsNrWAwnfo\">Video link<\/a> (french)<\/p>\n\n\n\n<div data-wp-interactive=\"core\/file\" class=\"wp-block-file\"><object data-wp-bind--hidden=\"!state.hasPdfPreview\" hidden class=\"wp-block-file__embed\" data=\"https:\/\/perso.imj-prg.fr\/francois-gatine\/wp-content\/uploads\/sites\/89\/2025\/12\/Cohomology-on-homogeneous-varieties-2.pdf\" type=\"application\/pdf\" style=\"width:100%;height:600px\" aria-label=\"Contenu embarqu\u00e9 Cohomology on homogeneous varieties 2.\"><\/object><a id=\"wp-block-file--media-c3391d71-a065-481d-88fc-6c9f2213a646\" href=\"https:\/\/perso.imj-prg.fr\/francois-gatine\/wp-content\/uploads\/sites\/89\/2025\/12\/Cohomology-on-homogeneous-varieties-2.pdf\">Cohomology on homogeneous varieties 2<\/a><a href=\"https:\/\/perso.imj-prg.fr\/francois-gatine\/wp-content\/uploads\/sites\/89\/2025\/12\/Cohomology-on-homogeneous-varieties-2.pdf\" class=\"wp-block-file__button wp-element-button\" download aria-describedby=\"wp-block-file--media-c3391d71-a065-481d-88fc-6c9f2213a646\">T\u00e9l\u00e9charger<\/a><\/div>\n<\/details>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary>18\/12\/25: Valeurs multizetas et espace de modules des sph\u00e8res point\u00e9es I (Lucas Dauger)<\/summary>\n<p><a href=\"https:\/\/youtu.be\/J_73SlxJPi0\">Video Link<\/a> (french)<\/p>\n<\/details>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary>09\/01\/26: 27 Lines on a Cubic (Moritz Hartlieb)<\/summary>\n<p><a href=\"https:\/\/youtu.be\/AUsNXGc5p8o\">Video link<\/a><\/p>\n\n\n\n<p>Notes: contact me.<\/p>\n\n\n<\/details>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary>16\/01\/26: Logcrys cohomology of A1 (Nataniel Marquis)<\/summary>\n<p><a href=\"https:\/\/youtu.be\/D41YwlETQSY\">Video link<\/a><\/p>\n\n\n\n<div data-wp-interactive=\"core\/file\" class=\"wp-block-file\"><object data-wp-bind--hidden=\"!state.hasPdfPreview\" hidden class=\"wp-block-file__embed\" data=\"https:\/\/perso.imj-prg.fr\/francois-gatine\/wp-content\/uploads\/sites\/89\/2026\/01\/logcrys_compressed.pdf\" type=\"application\/pdf\" style=\"width:100%;height:600px\" aria-label=\"Contenu embarqu\u00e9 logcrys_compressed.\"><\/object><a id=\"wp-block-file--media-1f14c7be-c1e1-4a28-9cec-e29fb3901c24\" href=\"https:\/\/perso.imj-prg.fr\/francois-gatine\/wp-content\/uploads\/sites\/89\/2026\/01\/logcrys_compressed.pdf\">logcrys_compressed<\/a><a href=\"https:\/\/perso.imj-prg.fr\/francois-gatine\/wp-content\/uploads\/sites\/89\/2026\/01\/logcrys_compressed.pdf\" class=\"wp-block-file__button wp-element-button\" download aria-describedby=\"wp-block-file--media-1f14c7be-c1e1-4a28-9cec-e29fb3901c24\">T\u00e9l\u00e9charger<\/a><\/div>\n<\/details>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary>29\/01\/26: When is G(Z)-&gt;G(Z\/NZ) surjective? (Fran\u00e7ois Gatine)<\/summary>\n<p><a href=\"https:\/\/youtu.be\/t1E47TNeReg\">Video link<\/a><\/p>\n\n\n\n<div data-wp-interactive=\"core\/file\" class=\"wp-block-file\"><object data-wp-bind--hidden=\"!state.hasPdfPreview\" hidden class=\"wp-block-file__embed\" data=\"https:\/\/perso.imj-prg.fr\/francois-gatine\/wp-content\/uploads\/sites\/89\/2026\/02\/GZ-to-GZ-mod-NZ-surjective.pdf\" type=\"application\/pdf\" style=\"width:100%;height:600px\" aria-label=\"Contenu embarqu\u00e9 G(Z) to G(Z mod NZ) surjective.\"><\/object><a id=\"wp-block-file--media-9164350d-452c-4718-859b-4875446b8e3a\" href=\"https:\/\/perso.imj-prg.fr\/francois-gatine\/wp-content\/uploads\/sites\/89\/2026\/02\/GZ-to-GZ-mod-NZ-surjective.pdf\">G(Z) to G(Z mod NZ) surjective<\/a><a href=\"https:\/\/perso.imj-prg.fr\/francois-gatine\/wp-content\/uploads\/sites\/89\/2026\/02\/GZ-to-GZ-mod-NZ-surjective.pdf\" class=\"wp-block-file__button wp-element-button\" download aria-describedby=\"wp-block-file--media-9164350d-452c-4718-859b-4875446b8e3a\">T\u00e9l\u00e9charger<\/a><\/div>\n<\/details>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary>06\/02\/26: Multizeta values and moduli of marked spheres II (Lucas Dauger)<\/summary>\n<p><a href=\"https:\/\/youtu.be\/cXT1Gu35LC0\">Video link<\/a><\/p>\n<\/details>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary>13\/02\/26: Honda-Tate theory (Thomas Agugliaro)<\/summary>\n<p><a href=\"https:\/\/youtu.be\/1gXofKjDhU8\">Video link<\/a>.<\/p>\n<\/details>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary>20\/02\/26: Functoriality of D-modules I (Thomas Serafini)<\/summary>\n<p><a href=\"https:\/\/youtu.be\/OalFOpOusYA\">Video link.<\/a><\/p>\n<\/details>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary>27\/02\/26: Functoriality of D-modules II (Thomas Serafini)<\/summary>\n<p><a href=\"https:\/\/youtu.be\/uQVPfotlEKk\">Video Link<\/a><\/p>\n<\/details>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary>05\/03\/26: Geometric objects appearing in Kaletha\u2019s refinement of the local Langlands correspondence (Drimik Roy) <\/summary>\n<p><a href=\"https:\/\/youtu.be\/Nz5aziyA3lY\">Video link<\/a><\/p>\n<\/details>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary>13\/03\/26: C_p is not spherically complete, and consequences (Enguerrand Moulinier)<\/summary>\n<p><a href=\"https:\/\/youtu.be\/rp6WSC-leTA\">Video link<\/a><\/p>\n<\/details>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary>20\/03\/26: Hilbert scheme of ADE singularities (Henry de Vries)<\/summary>\n<p><a href=\"https:\/\/youtu.be\/w-yfDKRcfDY\">Video link<\/a><\/p>\n<\/details>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary>26\/03\/26: Semi-stable reduction and analytic triangulation of curves (Gwendal Jahier)<\/summary>\n<p><a href=\"https:\/\/youtu.be\/O6Z2EN8z6js\">Video link<\/a><\/p>\n<\/details>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary>03\/04\/26: Proving the Hodge Conjecture using group theory (Livia Grammatica)<\/summary>\n<p><a href=\"https:\/\/youtu.be\/kQpEZcoN7CY\">Video Link<\/a><\/p>\n<\/details>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary>10\/04\/26: Introduction to toric varieties (Tangi Pasquer)<\/summary>\n<p><a href=\"https:\/\/youtu.be\/tZOZYdGULW4\">Video Link<\/a><\/p>\n<\/details>\n","protected":false},"excerpt":{"rendered":"<p>AGES (Arithmetic and Geometry Examples Seminar) aims at presenting quick and computable examples at a graduate level in mathematics. Feel free to reach out (at francois.gatine (at) imj-prg.fr) if you would like to be notified of future sessions, or give a talk! Note that Eduroam may block unlisted Youtube links.<\/p>\n","protected":false},"author":122,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-86","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/perso.imj-prg.fr\/francois-gatine\/wp-json\/wp\/v2\/pages\/86","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/perso.imj-prg.fr\/francois-gatine\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/perso.imj-prg.fr\/francois-gatine\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/perso.imj-prg.fr\/francois-gatine\/wp-json\/wp\/v2\/users\/122"}],"replies":[{"embeddable":true,"href":"https:\/\/perso.imj-prg.fr\/francois-gatine\/wp-json\/wp\/v2\/comments?post=86"}],"version-history":[{"count":44,"href":"https:\/\/perso.imj-prg.fr\/francois-gatine\/wp-json\/wp\/v2\/pages\/86\/revisions"}],"predecessor-version":[{"id":216,"href":"https:\/\/perso.imj-prg.fr\/francois-gatine\/wp-json\/wp\/v2\/pages\/86\/revisions\/216"}],"wp:attachment":[{"href":"https:\/\/perso.imj-prg.fr\/francois-gatine\/wp-json\/wp\/v2\/media?parent=86"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}