Braver, Seth
Lobachevski illuminated - 1 online resource (1 online resource (xx, 227 pages) : illustrations, portrait.) - Spectrum, v. 69 2638-9045 ; .
Includes bibliographical references (pages 197-198) and index.
9780883859797 (online)
Geometry, Non-Euclidean.
Mathematics
Parallels (Geometry)
Lobachevski illuminated - 1 online resource (1 online resource (xx, 227 pages) : illustrations, portrait.) - Spectrum, v. 69 2638-9045 ; .
Includes bibliographical references (pages 197-198) and index.
9780883859797 (online)
Geometry, Non-Euclidean.
Mathematics
Parallels (Geometry)