mjo-linear_algebra: add \GL command for general linear groups.

[mjotex.git] / examples.tex

diff --git a/examples.tex b/examples.tex
index d8e2c3243f85d436f2600267c21475556a75b99f..6b60b00b0fbf4e25fcc1e9dfd96a0f60cd258592 100644 (file)
--- a/examples.tex
+++ b/examples.tex
@@ -214,7 +214,9 @@
 
     The set of all bounded linear operators from $V$ to $W$ is
     $\boundedops[W]{V}$. If $W = V$, then we write $\boundedops{V}$
-    instead.
+    instead. If you have matrices instead, then the general linear
+    group of $n$-by-$n$ matrices with entries in $\mathbb{F}$ is
+    $\GL{n}{\mathbb{F}}$.
 
     If you want to solve a system of equations, try Cramer's
     rule~\cite{ehrenborg}. Or at least the reduced row-echelon form of