# Extra Resources

*FIRST* Tech Challenge Discord: <https://discord.gg/first-tech-challenge>

Book for learning code: <https://github.com/alan412/LearnJavaForFTC>

Code Examples: <https://github.com/Thermal-Equilibrium/FTC-Control-Theory-Examples>

Roadrunner library for FTC: <https://www.learnroadrunner.com/>

FTC specific software guides: <https://gm0.org/en/stable/docs/software/index.html>

Controls Engineering in the *FIRST* Robotics Competition (Graduate-level control theory for high schoolers): <https://file.tavsys.net/control/controls-engineering-in-frc.pdf>

Stability of the Kalman Filter for Output Error Systems: [https://hal.inria.fr/hal-01232177/document#:\~:text=The%20stability%20of%20the%20Kalman,process%20noise%20is%20totally%20absent.](https://hal.inria.fr/hal-01232177/document)

or email us at: <thermalequilibriumftc@gmail.com>