LyX 1.5: What you see is what you mean

According to its Web site, LyX is “the first WYSIWYM document processor,” coupling a familiar word processing front end to the powerful LaTeX typesetting engine. Last month’s new version 1.5 release includes a revamped interface, big improvements in multilanguage support, and enhanced tools for incorporating math, tables, and outlines.

The LyX Web site distributes the application in tar archives as source code and binaries, but provide links to contributed builds for most popular Linux distributions. Your distro may already include LyX as a supported package. I used the contributed Ubuntu Feisty packages linked to from the LyX wiki, and encountered no problems.

Read more at Linux.com