Frobenius Categories versus Brauer Blocks: The Grothendieck Group of the Frobenius Category of a Brauer Block
Frobenius Categories versus Brauer Blocks: The Grothendieck Group of the Frobenius Category of a Brauer Block
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发表时间:
2009-05
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通讯作者:
L. Puig
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作者:
L. Puig
Introduction.- 1. General notation and quoted results.- 2. Frobenius P-categories: the first definition.- 3. The Frobenius P-category of a block.- 4. Nilcentralized and selfcentralizing objects in Frobenius P-categories.- 5. Alperin fusions in Frobenius P-categories.- 6. Exterior quotient of a Frobenius P-category over the selfcentralizing objects.- 7 Nilcentralized and selfcentralizing Brauer pairs in blocks.- 8. Decompositions for Dade P-algebras.- 9. Polarizations for Dade P-algebras.- 10. A gluing theorem for Dade P-algebras.- 11. The nilcentralized chain k*-functor of a block.- 12. Quotients and normal subcategories in Frobenius P-categories.- 13. The hyperfocal subcategory of a Frobenius P-category.- 14. The Grothendieck groups of a Frobenius P-category.- 15. Reduction results for the Grothendieck groups.- 16. The local-global question: reduction to the simple groups.- 17. Localities associated with Frobenius P-categories.- 18. The localizers in a Frobenius P-category.- 19 Solvability for Frobenius P-categories.- 20 A perfect F-locality from a perfect Fsc-locality.- 21. Frobenius P-categories: the second definition.- 22. The basic F-locality.- 23. Narrowing the basic Fsc-locality.- 24. Looking for a perfect Fsc-locality.- Appendix.- References.- Index.