MathCast is an equation editor, an application that allows you to input mathematical equations. These equations can be used in written documents, webpages, and even databases. They could be rendered graphically to the screen or to picture files.
MathCast can be used freely by anyone: students can create equation sheets to help them in their studies, educators can write handouts or study guides, webmasters can add mathematics to their website, and the list goes on and on.
MathType is a powerful interactive equation editor for Windows and Macintosh that lets you create mathematical notation for word processing, web pages, desktop publishing, presentations, and for TeX, LaTeX, and MathML documents. MathType works with 100s of applications and websites, allowing you to put Equations Everywhere and Anywhere™.
"Google Docs has added an equation editor so students can actually complete math problems within a document, allowing students to not only write papers that include numbers and equations but also take notes from quantitative classes using Google Docs. "