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Published in 2023 at "Symmetry"
DOI: 10.3390/sym15030641
Abstract: Kepler’s discoveries were permitted by his remarkable insight to place the Sun at the focus of an elliptical planetary orbit. This coordinate system reduces a 2-dimensional orbit to a single spatial dimension. We consider an…
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Keywords:
symmetry;
symmetry ellipse;
focus;
image focus ... See more keywords