Class Libraries & REST APIs for the developers to manipulate & process Files from Word, Excel, PowerPoint, Visio, PDF, CAD & several other categories in Web, Desktop or Mobile apps. Develop & deploy on Windows, Linux, MacOS & Android platforms....for example 2^3. * Multiplication, for example 2*3. / Division...for example 2/3. \\ Integer division, for example 2\\3. Mod Modulus...