Falling Ladder via Desmos

Falling Ladder design was created from a http://Desmos.com graph and converted to an STL.
Read the full details at http://designmaketeach.com/2016/02/18/3d-printing-graphs-with-desmos/

This thing is a 3D rendering of a 2D graph example in Desmos.com that is named Lists: Falling Ladder https://www.desmos.com/calculator/xdpigkjalg The purpose is to provide a model demonstrating the end product of the conversion of 2D graph in Desmos to a 3D model. As kitwallace points out in the comments, this