How to Graph a Function in Excel. A mathematical function is a formula that takes an input, x, applies a set of calculations to it, and produces an output called y.

This is a general purpose function plotting library for OpenSCAD which will render functions with Cartesian coordinates (x & y input, z output), polar/cylindrical coordinates (r & angle input, z ...

These built-in functions fall short when you want to automate specific tasks or perform unique calculations in your databases. Here is where the magic of VBA (Virtual Basic for Applications) comes in.

Learn how to write, apply, test, and share your own custom aggregate functions in Excel using VBA or macros, such as a weighted average or a geometric mean.