The Mathematics of Perspective: An Introduction to the Cross Ratio

David A. Thomas

Department of Mathematics

University of Idaho

Bibliography

² The MacTutor History of Mathematics Archive, http://turnbull.dcs.st-and.ac.uk/history/

² The Geometers Sketchpad, Key Curriculum Press, Emeryville, CA

² Thomas, D. (2002). Modern Geometry. Brooks Cole Publishing Company. Pacific Grove, California. ISBN 0-534-36550-7.

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