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Query was: ptolemy
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- Title: At the Gates: Lecture XI: The Post-Atlantean Culture-Epochs
- by Kepler and Galileo. Yet Copernicus and Ptolemy were both right. It
- physical plane, Ptolemy's system is right — there is the Earth
- Title: Astronomy Course: Lecture XIII
- and was supplanted by that of Ptolemy? Till, with the rise of
- that Ptolemy and his followers go back again to the idea of
- Says Ptolemy: around this circle another circle is rotating;
- astonishing how accurate were the calculations of Ptolemy and
- derived from Ptolemy's theory of deferent and epicyclic
- planets' paths. Ptolemy would not have done so. He would have
- again another wheel rotating. Such would be Ptolemy's model.
- Ptolemy the Mathematical picture is quite detached from what
- Now take the movements Ptolemy attributes to the centres
- course of time. Then Ptolemy conceived a mathematical