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Projective General Linear Group

The projective general linear group ${\it PGL}_n(q)$ is the Group obtained from the General Linear Group ${\it GL}_n(q)$ on factoring the scalar Matrices contained in that group.

See also General Linear Group, Projective General Orthogonal Group, Projective General Unitary Group


Conway, J. H.; Curtis, R. T.; Norton, S. P.; Parker, R. A.; and Wilson, R. A. ``The Groups ${\it GL}_n(q)$, ${\it SL}_n(q)$, ${\it PGL}_n(q)$, and ${\it PSL}_n(q)={\it L}_n(q)$.'' §2.1 in Atlas of Finite Groups: Maximal Subgroups and Ordinary Characters for Simple Groups. Oxford, England: Clarendon Press, p. x, 1985.

© 1996-9 Eric W. Weisstein