Tvi is a LaTeX source editor for vi user written in tcl/tk. The main features are following: - one key compiling to dvi file, previewing and printing. - real time coloring. - checking type missing. - spell checking to use ispell. - customize for each users. This author is motomu@kt.rim.or.jp, and his page is http://www.kt.rim.or.jp/~motomu/tvi/. - SUGIMURA Takashi