Biblio
Discrete harmonic functions from local coordinates.
(Martin, R., Sabin M., & Winkler J., Ed.).Mathematics of Surfaces XII.
HarmonicFunc.pdf (835.96 KB)
(2007). 
Tuning subdivision algorithms using constrained energy minimization.
(Martin, R., Sabin M., & Winkler J., Ed.).Mathematics of Surfaces XII.
SubEnergyOpt.pdf (828.98 KB)
(2007). 