An Introduction to the Geometry of N Dimensions and the oft-repeated assertion that

and the oft-repeated assertion that the Egyptians were conversant with the Pythagorean Theorem

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An Introduction to the Geometry of N Dimensions and the oft-repeated assertion thatFor many years, this was the only English language book devoted to the subject of higher dimensional geometry. While that is no longer the case, it remains a significant contribution to the literature, exploring topics of perennial interest to geometers. In the first four chapters, author D. M. Y. Sommerville explains the fundamental ideas of incidence, parallelism, perpendicularity, and angles between linear spaces. Chapter V presents analytical