bn:00019602n
Noun Named Entity
Categories: 1st-century Romans, 170 deaths, 100 births, 2nd-century poets, 2nd-century Romans
EN
Ptolemy  Claudius Ptolemaeus  Ptolemy's Optics  2nd cent. -- Translations into Welsh Ptolemy  Analemma
English:
geographer
astrologer
mathematician
scholar
astronomer
music theorist
Definitions
Relations
Sources
EN
Claudius Ptolemy Wikipedia
2nd-century Roman mathematician, astronomer, geographer Wikidata