Laggy and ugly Dev, sorry, I know you're doing a good job, but the program doesn't correspond to what it should be for the money spent on it. On Pixel C 3D graph is so laggy and interface is just dreadful.
- Matrix calculations and system solver
- Differential operators calculations.
The Graphing Calculator for Geometry, Algebra, Calculus and 3D Math!
Best explained concepts to help you with Calculus include tools for calculation.