"Explorations in Complex Analysis"
Michael A. Brilleslyper, Michael J. Dorff, Jane M. McDougall, James S. Rolf,
Lisbeth E. Schaubroeck, Richard L. Stankewitz, and Kenneth Stephenson
Chapter 2: Soap Films, Differential Geometry, and Minimal Surfaces
Chapter 4: Anamorphosis, Mapping Problems, and Harmonic Univalent Functions
Companion Circle Pack and Applet