Bøger af Frank Forman
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972,95 kr. Indeed, it is possible to pile epicycle upon epicycle in the Ptolemaic system of the heavens and approximate the ellipses planets travel in the Copernican system.
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- 972,95 kr.
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547,95 kr. Indeed, it is possible to pile epicycle upon epicycle in the Ptolemaic system of the heavens and approximate the ellipses planets travel in the Copernican system.
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- 547,95 kr.