A new version of Lyx 1.3.6 has been releazed: http://www.lyx.org/news.php3
Any chance to include it in Backports (preferably with qt-frontend). The version in Ubuntu repositories is 1.4.2, which is already 1.5 years old.
The tarball is here: ftp://ftp.lyx.org/pub/lyx/stable/lyx-1.3.6.tar.gz
Fedora rpm: ftp://ftp.lyx.org/pub/lyx/bin/1.3.6...fc3_qt.i386.rpm