Author: HANSEN, Vagn Lundsgaard
Title: Shadows of the circle: conic sections, optimal figures and non-Euclidean geometry
Description: Wspc, 1998. Used - Very Good. VG paperback . A few pages creased in the corner, but otherwise a bright, tidy copy in tight binding. Photo:http://cibimages.blob.core.windows.net/img-1/stand_40030_jpg.jpg. ISBN: 981023418X

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