Torus (Doughnut), created with 3D Graphing Software - Runiter, z^2+(R-√(x^2+y^2))^2=r^2

Torus (Doughnut), created with 3D Graphing Software - Runiter, z^2+(R-√(x^2+y^2))^2=r^2, R=7 and r=3.

To learn how to produce a 3D graph as such, visit: https://www.instagram.com/p/B-1YKxojK8e/

For mathematics proofs, visit: https://www.instagram.com/mathematics.proofs/

*This is NOT a product placement. It is a video for educational purposes and the software is being used for fun. ... https://www.youtube.com/watch?v=DvmI-VyPnSQ