A sphere made of equilateral triangles comprises the geodesic dome for this hillside home constructed against a Los Angeles backdrop. In: LIFE Science Library - Mathematics by David Bergamini and the Editors of LIFE. Time Inc, New York, 1963. Photo: Ralph Crane.

A sphere made of equilateral triangles comprises the geodesic dome for this hillside home constructed against a Los Angeles backdrop. In: LIFE Science Library - Mathematics by David Bergamini and the Editors of LIFE. Time Inc, New York, 1963. Photo: Ralph Crane.