What are the facts about Ptolemy?

Answer 1

Ptolemy was a Greek-Roman mathematician, astronomer, and geographer who lived in Alexandria during the 2nd century CE. He is best known for his work "Almagest," which presented the geocentric model of the universe and dominated astronomical thought for over a millennium. Ptolemy also authored "Geographia," which compiled knowledge of the world's geography and introduced concepts like latitude and longitude. His contributions laid the groundwork for future scientific developments, influencing both Islamic and European scholars during the Middle Ages and the Renaissance.