Assertion: newton's book | /r/HasProperty | prop.
Facets:
Source sentences:
text: Empirically, nevertheless, the Principia follows astronomical practice in treating celestial motions relative to the fixed stars, and one of its key empirical conclusions (Book 3, Prop. 14, Corol.
text: Third, the treatment of the variation of surface gravity with latitude (Book 3, Proposition 20) was significantly extended, partly in response to Huygens's alternative treatment of this variation, but also because of more recent data from near the Equator.