This module implements the AMLE model in 3 dimensions using the evolution
scheme
$$u(x) \mapsto \frac12 \left( \inf_{|\delta|\leq 1} u(x+\delta)  
+ \sup_{|\delta|\leq 1} u(x+\delta)  \right).$$
\index{Absolute Lipschitz Minimizing Extension}
\index{interpolation!AMLE}
