Being able to evaluate mathematical expressions at runtime is a great way of building dynamic structured data, where you can plug in complex expressions written in a textual form and retrieve a double output.
Lundin has a free, yet highly optimised and powerful expression compiler ready for download. It’s a great product and very easy to use.
Jump Start Git, 2nd Edition
Visual Studio Code: End-to-End Editing and Debugging Tools for Web Developers
Form Design Patterns