Simplify Excel formulas with the LET function. Learn how to boost performance, reduce redundancy, and improve readability in your spreadsheets ...

We present a definition of holomorphic function and an approach to the Cauchy theory that presents complex function theory as a natural outgrowth of multivariable calculus. Journal Information ...

Excel has over 475 formulas in its Functions Library, but we've selected the most popular, from date and time functions to mathematics and simple data manipulation.