https://www.youtube.com/watch?v=Zkx1aKv2z8o

Easy to understand video that explains how to use Maths/Geometry to make amazing things on computer. It's a bit like how Maths should have been taught in school.

He also gives good references to get started:

• https://natureofcode.com/book/introduction/
• Youtube channel of Vihart
• https://betterexplained.com/