Author: 3Blue1Brown

Ever wondered why slicing a cone gives an ellipse? It’s wonderfully clever!

August 8, 2019August 8, 2019 3Blue1Brown 37 Comments 3 blue 1 brown, 3 brown 1 blue, 3b1b, 3brown1blue, blue, brown, Mathematics, one, three, three blue one brown, three brown one blue

Dandelin spheres, conic sections, and a view of genius in math. Brought to you by you: http://3b1b.co/dandelin-thanks Home page: https://www.3blue1brown.com