Jerry
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Colon Classification (1933 CC)
PMEST (Personality Matter Energy Space Time)
Space
Outer Space
Astronomy
Astronomers
Claudius Ptolemy (85-165)
Almagest
Trigonometry
Attachments
Trigonometry - Wikipedia
Parents
Almagest
Mathematics
Triangles
Children
Great Trigonometrical Survey (1802-1871)
Mathematical secrets of ancient tablet unlocked after nearly a century of study