caa a22 4500 606200746 CHVBK 20210128100945.0 cr unu---uuuuu 210128e20150201xx s 000 0 eng 10.1007/s00025-014-0394-2 doi (NATIONALLICENCE)springer-10.1007/s00025-014-0394-2 Pellegrini Marco Dipartimento di Matematica e Fisica, Università Cattolica del Sacro Cuore, Via Musei 41, 25121, Brescia, Italy aut A Description of the Steinberg Character using Gelfand-Graev Characters [Elektronische Daten] [Marco Pellegrini] Let G be an adjoint finite group of Lie type. In this paper we classify the irreducible characters of G which appear with multiplicity 1 in any Gelfand-Graev character of G. Except for groups of type 2 A 2m and 2 G 2, this property identifies the Steinberg character of G (modulo linear characters). Springer Basel, 2014 Steinberg character nationallicence Gelfand-Graev characters nationallicence finite groups of Lie type nationallicence Results in Mathematics Springer Basel 67/1-2(2015-02-01), 71-85 1422-6383 67:1-2<71 2015 67 25 https://doi.org/10.1007/s00025-014-0394-2 text/html Onlinezugriff via DOI BK010053 XK010053 XK010000 Metadata rights reserved Springer special CC-BY-NC licence nationallicence 1 research-article jats NATIONALLICENCE NATIONALLICENCE NL-springer NATIONALLICENCE 856 40 https://doi.org/10.1007/s00025-014-0394-2 text/html Onlinezugriff via DOI NATIONALLICENCE 100 1- Pellegrini Marco Dipartimento di Matematica e Fisica, Università Cattolica del Sacro Cuore, Via Musei 41, 25121, Brescia, Italy aut NATIONALLICENCE 773 0- Results in Mathematics Springer Basel 67/1-2(2015-02-01), 71-85 1422-6383 67:1-2<71 2015 67 25