The tangent variety to the twisted cubic

Modeling and 3D printing the tangent variety to the twisted cubic curve.

tangent variety animation

27 lines on a cubic suface

This post summarizes a project Sean Grate and I worked on to 3D print a model of the Clebsch diagonal cubic and its \(27\) lines.

3D-printed Clebsch surface

Visualizing normal subgroups in S4

This is a post about using Mathematica to make a visual representation of the maximal flag of normal subgroups in the permutation group \(S_4.\)

A Cayley table for the permutation group S_4