Hildebrandt, S Parsimonious Universe shape and form in the natural world S. Hildebrandt and A. Tromba - New York Springer-Verlag 1996 - xiii, 330p. ISBN: 0-387-97991-3 Subjects--Topical Terms: aestheticscalculus variationsmotionnature Universal Decimal Class. No.: 113 / HIL