Apollonius, of Perga · Venetiis : Apud Bernardum Iuntam · leaf 76
iritur tancum vrquadruplam BE, excedat. Sit BE 2, DF 4, latus AB excedet ba(im BC, & exceffus erit nempe dimidia BE, compofita veró ex lateribus BA, AC, po- teft effe 9. 10, 11, 12, vel etiam maior,folum requiritur, vt fü- peret numerum 8 , nempequadroplam BE. Similiter & bafis BC poteft effe 5, 6,… … fumatur DF qualis EC,vel Z, reliqua EF tecetar bifariam in D perpendiculariter àre&a DG , equa- liipfi DE, vel DF, & iungarur BG, erit igirur laterum DB; DG- trianguli DBG d.fferentia FB.hoc eft Z data. Et quoniam rectus eft angulus CEB, in femicirculo,quadra- . tam CB, quale erit quadratis EB, EC;…
Mathematics, Greek · Geometry -- Early works to 1800
Internet Archive · Fisher - University of Toronto · Public domain (published before 1931). Free to use for anything.
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