has anything been named after him?
There are several characters or items named after Ptolemy.
Ptolemy
There are several characters or items named after Ptolemy, including:
what is serpens? A constellation of the northern hemisphere. who discovered it? Ptolemy. who was he? A mathematician, astronomer and astrologer. what kind of researches had he carried out? He estimated the Sun was at an average distance of 1,210 Earth radii. has his researches been published ? Yes, "Almagest". how is he associated with music? He wrote "Harmonics", on music theory. what is the former research work based on ? The apparent motions of the stars and planetary paths. when was it published? 2nd-century. how different is his planetary model from the conventional one? It was geocentric and was almost universally accepted until the appearance of simpler heliocentric models during the scientific revolution. who proposed heliocentric model? UNANSWERABLE which country does he belong to? Greece. what did he do being an astrologer? He has written an astrological treatise, "Tetrabiblos".
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Ptolemy [SEP] Named after Ptolemy
There are several characters or items named after Ptolemy, including: