Early Life
Where did he spend most of his life?
Alexandria, Roman Egypt
What was his famous mathematical table called?
Table of chords
No, Ptolemy took great influence from previous cartographers
Was astronomy Ptolemy's BEST field?
Yes, he incorporated all the rest of his knowledge into astronomy
What year was he born approximately?
100 CE
What field did Ptolemy revolutionize by applying mathematics?
Music Theory
Was Ptolemy a flat-earther?
No, he understood curvature
What was Ptolemy's model of the solar system called?
The geocentric model
Where does information about him come from?
His own writings
Bonus 50: What was the name of the book?
What unit for measuring angles did he use?
Degrees
Who made copies of Ptolemy's maps?
Byzantine scholars
Approximately how many stars did Ptolemy claim to discover?
Over 1000
Where was he born?
Somewhere in Greece
What is a chord?
Distance between two points on a circle
What percent of the known world did his maps cover?
100%
Elliptical orbits
How do you spell his full Latin name?
Claudius Ptolemaeus
What is the operation Ptolemy started to figure out?
Sine functions
What did Ptolemy add to his maps that made them more precise?
Latitude and longitude lines
What did Ptolemy use to better understand astronomy?
Mathematical analysis