i i.cum e- nim duxerimusx.infe, riunt centu:&x u.infe,cxL in.i- gitur ciim cjuadratum ac x- ciuaie fit quadratis a b,& b c, crit b c , lacus cjuadrati x l- ini. quare b c eit, pedes fex & diia: tertix, & ica dua? tertia: a B.neque igitur admo du arduaadfcandedum, neq; periculola, ut… … J44 L I B. X I. C A P. L V. que d e, in mcdio eife debet ipfius a c : nam conftat qu6derit e dire&o mcdij &ab,cx demonftratis abEuclide. Obld dicit,duxexercitus,Geometriai&AitLologiaeperitus ef-fe debet.Cur autem d e in medio elfe debeat, oftedit:quo-niam li D,fit proximius A,debilior…
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