The Smooth Power of the Neandertal Method


The collection of animations you find here refers to an article by Jürgen Richter-Gebert about the configuration space of the linkage mechanism that you obtain, from 5 equal length bars that are conected cyclically.

These animations refer to:
"Hyperbolic Structure of the Equilateral Pentagon"

Interactive pages

Playground for main result

Poincaré disk to linkage The full construction

Juzus

Juzu to linkage Space of 5-juzus

Conformal flow

Conformal flow for the coordinates Space of 5-linkages

Polyhedral combinatorics

The Dodecadodecahedron Isomorphic combinatorics

Dynamics

Dynamic traces