Assertion: gear | /r/HasProperty | developed by greek polymath
Facets:
value: greatly
type: DEGREE
Source sentences:
text: Gears appear in works connected to Hero of Alexandria, in Roman Egypt circa AD 50, but can be traced back to the mechanics of the Alexandrian school in 3rd-century BC Ptolemaic Egypt, and were greatly developed by the Greek polymath Archimedes (287–212 BC).