Equation/Formula Editor for GWT that preserves formula semantics.
(also supports Java SE and Java ME)

Preserving formula semantics - in short it's that you can use entered formulas to make real calculations. But there's more.

Special supported features: * entering and editing everything via keyboard * code completion for variable (greek and other), function and operator names * preserved semantics

Special features to be implemented: * automatic hints on incorrect formulas * and many more