Modular generalized Springer correspondence I: the general linear group
Journal of the European Mathematical Society, Tome 18 (2016) no. 7, pp. 1405-1436
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We define a generalized Springer correspondence for the group GL(n) over any field. We also determine the cuspidal pairs, and compute the correspondence explicitly. Finally we define a stratification of the category of equivariant perverse sheaves on the nilpotent cone of GL(n) satisfying the ‘recollement’ properties, and with subquotients equivalent to categories of representations of a product of symmetric groups.
Classification :
17-XX, 14-XX, 20-XX
Keywords: Springer correspondence, nilpotent cone, nilpotent orbits, perverse sheaves, cuspidal pairs, recollement, Fourier transform, modular reduction
Keywords: Springer correspondence, nilpotent cone, nilpotent orbits, perverse sheaves, cuspidal pairs, recollement, Fourier transform, modular reduction
@article{JEMS_2016_18_7_a0,
author = {Pramod N. Achar and Anthony Henderson and Daniel Juteau and Simon Riche},
title = {Modular generalized {Springer} correspondence {I:} the general linear group},
journal = {Journal of the European Mathematical Society},
pages = {1405--1436},
publisher = {mathdoc},
volume = {18},
number = {7},
year = {2016},
doi = {10.4171/jems/618},
url = {http://geodesic.mathdoc.fr/articles/10.4171/jems/618/}
}
TY - JOUR AU - Pramod N. Achar AU - Anthony Henderson AU - Daniel Juteau AU - Simon Riche TI - Modular generalized Springer correspondence I: the general linear group JO - Journal of the European Mathematical Society PY - 2016 SP - 1405 EP - 1436 VL - 18 IS - 7 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4171/jems/618/ DO - 10.4171/jems/618 ID - JEMS_2016_18_7_a0 ER -
%0 Journal Article %A Pramod N. Achar %A Anthony Henderson %A Daniel Juteau %A Simon Riche %T Modular generalized Springer correspondence I: the general linear group %J Journal of the European Mathematical Society %D 2016 %P 1405-1436 %V 18 %N 7 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4171/jems/618/ %R 10.4171/jems/618 %F JEMS_2016_18_7_a0
Pramod N. Achar; Anthony Henderson; Daniel Juteau; Simon Riche. Modular generalized Springer correspondence I: the general linear group. Journal of the European Mathematical Society, Tome 18 (2016) no. 7, pp. 1405-1436. doi: 10.4171/jems/618
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