Philosophia vetus et nova : ad usum scholae accommodata, in Regia Burgundia olim pertractata (1684)
Du Hamel, Jean-Baptiste, 1624-1706 · Parisiis : Apud Stephanum Michallet via Jacobea, ad Insigne S. Pauli · leaf 273
s fuperficie immobilia , circa qusvolvi concipitur fphxra.p. Refta linca utrumque polum connedens axis nominatur..43. Poluscirculi eftpundum in fuperficie fphsriE, aquo citculus defcribi- •tur. Hinc liquet 1° omnes reftas a polo circuli ad circumferentiam produftasefle squales. 1. Circulos fphxrx… … GcculusGBH concipiatvir ur circulus fphacrx maximus ; illius poH P,SiO ,h. quibus defcribitur, inter fe diftant per femicirculum P G O, autquod idem eft P B O , qux^ licet refta linea videatur, eft tamen femicirculusin fpha^ra. Quare inter circulum G H , & illius polum P, a quo fcilicet…
Philosophy · Science · Physics
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