Name: MathMagic Pro Edition InDesign
Mac Platform: Intel
OS version: 10.6 or higher
Courtesy of The Shark
MathMagic Pro for InDesign is an equation editor mainly for use with Adobe InDesign software in editing any mathematical expressions and symbols with WYSIWYG interface and various powerful features. It lets you write or edit equations right inside the InDesign documents without going through export/import. The superior quality and productivity of MathMagic was accepted by many DTP professionals around the world.
More info: http://www.mathmagic.com/product/pro.html