http://blog.sqlblog.com/blogs/john_paul_cook/archive/2012/12/24/bi-beginner-creating-formulas-in-excel.aspxMost people haven’t created a formula in Excel using the Equation Editor. If you are writing specifications for what statistical analyses must be performed on a project, it is appropriate to begin with a professional looking formula. Excel’s EquationenCommunityServer 2.1 SP2 (Build: 61129.1)