This is intended to be a simple calculator written using GTK#, for the purpose of experimenting with GTK# and MonoDevelop. I release all its source code under the GPL v3 license. Many thanks to Eric White for his tutorial on building a recursive descent parser in C#.
Screenshot of SnazzyCalculator with a formula entered
Screenshot of SnazzyCalculator after pressing '=' to solve the formula above. Note how the order of operations was followed.