It can be used in Outlook to easily write equations in emails it renders as images to the recipent.The format used is non-proprietary and given in Unicode Technical Note #28.Nearly all symbols use the same commands as LaTeX.It's easy to use: Common symbols have keyboard shortcuts so that a veteran user need not use a mouse at all.Common symbols have point-and-click icons. It's easy to get started: it's already built in to Microsoft Word.Math Builder is WYSIWYG: after typing an equation you see immediately what it looks like.Note that Math Builder does not perform any mathematics it is a tool for displaying it. A stepping stone between word processing (MS Word) and typesetting (LaTeX).
Microsoft call this hybrid language the Office Math Markup Language, or OMML for short. Math Builder is a much easier to use tool that has less functionality than LaTeX but more than typical document processing. The mathematical community almost universally accepts a typesetting language called LaTeX. Typesetting mathematics on a computer has always been a challenge. Note that this is a different tool than the legacy tool Equation Editor 3.0 (which is still available on 32-bit Office versions until the January 2018 update ) and MathType. It also applies to Microsoft PowerPoint and Excel 2010 and higher.
Mac Word 2016: Insert inline equation.This book is about the Math Builder (officially called as Equation Editor) tool in Microsoft Word and Outlook 2007 and higher.