[LyX master] UserGuide.lyx: fix an expression as discussed in the list

The branch, master, has been updated. - Log - commit 914b1d82009d84a51c2ddb0c915948ef1b4b6d68 Author: Uwe Stöhr uwesto...@lyx.org Date: Sun Apr 21 22:19:12 2013 +0200 UserGuide.lyx: fix an expression as discussed in the list

[LyX master] UserGuide.lyx: fix an expression as discussed in the list

The branch, master, has been updated. - Log - commit 914b1d82009d84a51c2ddb0c915948ef1b4b6d68 Author: Uwe Stöhr Date: Sun Apr 21 22:19:12 2013 +0200 UserGuide.lyx: fix an expression as discussed in the