Open Access
January 2006 Automorphisms of Unitals
Markus Stroppel, Hendrik van Maldeghem
Bull. Belg. Math. Soc. Simon Stevin 12(5): 895-908 (January 2006). DOI: 10.36045/bbms/1136902624

Abstract

It is shown that every automorphism of a classical unital over a certain (not necessarily commutative) field is induced by a semi-similitude of a corresponding hermitian form. In particular, this is true if the form uses an involution of the second kind.

Citation

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Markus Stroppel. Hendrik van Maldeghem. "Automorphisms of Unitals." Bull. Belg. Math. Soc. Simon Stevin 12 (5) 895 - 908, January 2006. https://doi.org/10.36045/bbms/1136902624

Information

Published: January 2006
First available in Project Euclid: 10 January 2006

zbMATH: 1139.51002
MathSciNet: MR2241352
Digital Object Identifier: 10.36045/bbms/1136902624

Subjects:
Primary: 51A10
Secondary: 11E57 , 14L35 , 51A45 , 51A50 , 51N30

Keywords: automorphism , hermitian form , reflection , unital

Rights: Copyright © 2006 The Belgian Mathematical Society

Vol.12 • No. 5 • January 2006
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