File list of package lyx in buster of architecture amd64
/usr/bin/lyx /usr/bin/lyxclient /usr/bin/tex2lyx /usr/lib/mime/packages/lyx /usr/share/applications/lyx.desktop /usr/share/doc/lyx /usr/share/icons/hicolor/48x48/apps/lyx.png /usr/share/icons/hicolor/scalable/apps/lyx.svg /usr/share/man/man1/lyx.1.gz /usr/share/man/man1/lyxclient.1.gz /usr/share/man/man1/tex2lyx.1.gz /usr/share/pixmaps/lyx-32x32.xpm