“Petrie found nothing that disproved the pyramidologist's assumption that the Great Pyramid had been built according to a master plan. Indeed, he describes the Pyramid's architecture as being filled with extraordinary mathematical harmonies and concordances: those same strange symmetries that had so haunted the pyramidologist. Petrie not only noted, for example, that the proportions of the reconstructed pyramid approximated to pi - which others have since elaborated to include those twin delights of Renaissance and pyramidological mathematicians, the Golden Section and the Fibonacci Series ...” Golden RatioHistory Of MathematicsGreat PyramidFibonacci Sequence Book:The Great Pyramid: Ancient Egypt Revisited Source: The Great Pyramid: Ancient Egypt Revisited