Related: "Von Neumann's elephant is a problem in recreational mathematics, consisting of constructing a planar curve in the shape of an elephant from only four

Related: "Von Neumann's elephant is a problem in recreational mathematics, consisting of constructing a planar curve in the shape of an elephant from only four fixed parameters. It originated from a discussion between physicists John von Neumann and Enrico Fermi." https://en.wikipedia.org/wiki/Von_Neumann%27s_elephant https://en.wikipedia.org/wiki/Von_Neumann%27s_elephant