Apollonius, of Perga · Venetiis : Apud Bernardum Iuntam · leaf 113
tet inueni- repuné&tum in circumferentia A B C,à quo cum ducentur duas linez recte ad puncta A,C, re&angulum fub ipfis comprehen- fum aequale fit quadrato differentiz ipfarum. Compleatur cir- culus ABCD, & circumferentia ADC fecetur bifariam in D; G2 fecetur * quoque ACiin E,ita vt re&angulum AEC,… … ad FC, iuncta igitur FG, parallela 2.5255, eritipfi BE.Et quoniam re&angulum AEC,hoc eft GEC zqua ] le eft quàdrato GC ex conítru&tione,erit EG;ad GC, ficut GC, ad EC, fed often(um eft vt EG, ad GC, ita efe BF, ad FC, ergo vt BF, ad EC, ita erit GC, ad EC, fed ratione parallelarum FG, BE,e(t vt…
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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