kformula 1:1.6.3-7ubuntu9 (powerpc binary) in ubuntu karmic

 KFormula is a formula editor that provides the basic input facilities
 and the support functionality expected of a KOffice application.
 .
 Features include easy Greek letter insertion, intelligent cursor
 movement, advanced syntax highlighting, multi-level undo support,
 LaTeX export and MathML import.
 .
 This package is part of the KDE Office Suite.