Weierstrass semigroups and Galois module structure of spaces of holomorphic differentials of curves

icon

72

pages

icon

English

icon

Documents

Lire un extrait
Lire un extrait

Obtenez un accès à la bibliothèque pour le consulter en ligne En savoir plus

Découvre YouScribe en t'inscrivant gratuitement

Je m'inscris

Découvre YouScribe en t'inscrivant gratuitement

Je m'inscris
icon

72

pages

icon

English

icon

Ebook

Lire un extrait
Lire un extrait

Obtenez un accès à la bibliothèque pour le consulter en ligne En savoir plus

Weierstrass semigroups, Galois module structure of holomorphic differentials and applications S. Karanikolopoulos A. Kontogeorgis March 15, 2011

  • ramification filtration

  • deformation theory

  • motivation examples

  • weierstrass semigroups

  • n? ?p

  • defined over

  • g0 ≥

  • natural numbers

  • called pole


Voir Alternate Text

Publié par

Nombre de lectures

7

Langue

English

Weierstrasssemigroups,GaloismodulestructureofholomorphicdifferentialsandapplicationsS.KaranikolopoulosA.KontogeorgisMarch15,2011
UnivAimofthistalkWeierstrasssemigroupsandramificationfiltrationMotivationExamplesXisaprojectivenonsingularcurveofgenusg2definedoveranalgebraicalyclosedfieldofpositivecharacteristic.WewilldenotethefunctionfieldofXbyF.TheautomorphismgroupofFwillbedenotedbyGanditisafinitegroup..1.2.3resiytoWeierstrasssemigroupsG-modulestructureofpolydifferentialsDeformationtheoryofcurveswithautomorphismsftheAgeaenUnivresiytoftAhnes2/28
WeierstrasssemigroupsandramificationfiltrationMotivationExamplesWeierstrasssemigroupsandramificationfiltration
Univ.1.2resiytoWeierstrasssemigroupsWeierstrasssemigroupsandramificationfiltrationMotivationExamplesTheWeierstrasssemigroupΣPattheplacePofFisthesubsemigroupofthenaturalnumbersthatconsistsofallnumbersiNsuchthatthereisanfFwith(f)=iP.AllnumbersintheWeierstrasssemigroupatParecalledpolenumbers.ThesetNΣPisfiniteandconsistsofgelements.TheelementsofNΣParecalledgaps.Allgapsare2g1.ftheAgeaenUnivresityoftAhnes4/28
Univ.1.2resiytoRamificationFiltrationWeierstrasssemigroupsandramificationfiltrationMotivationExamplesG(P)={gG:g(P)=g}.ThegroupGadmitsthefollowingramificationfiltrationG0G1==Gi1>Gi1+1==Gi2>Gi2+1==Gs>{1}.LettbealocaluniformizeratP.ThegroupsGiaredefinedbyGi={gG(P):vP(g(t)t)i+1}.ftheAgeaenUnivresiytoftAhnes5/28
:miARelateUniversityoftheAegeanRelationsWeierstrasssemigroupsandramificationfiltrationMotivationExamplesramificationfiltrationdnaehtWeierstrasssemigroup.UniversityofAthens–6/28
UnivRelationsWeierstrasssemigroupsandramificationfiltrationMotivationExamplesAim:RelateramificationfiltrationandtheWeierstrasssemigroup.Letmbethesmalerpolenumbernotdivisiblebyp.ConsiderthespaceL(mP),andfixabase.ThereisfaithfulrepresentationofresiytoftheAgeaenρ:G1(P)L(mP).UnivresiytoftAhnes6/28
Voir Alternate Text
  • Univers Univers
  • Ebooks Ebooks
  • Livres audio Livres audio
  • Presse Presse
  • Podcasts Podcasts
  • BD BD
  • Documents Documents
Alternate Text