Theodosius, 1st cent. B.C, Henrion, D. (Denis), ca. 1580-ca. 1632, Lammens, Pierre Philippe Constant, 1762-1836 (bookplate) · A Paris : Chez Abraham Pacard ... · leaf 20
ièreferademonflree laliçne droide D E eftre aulTi à anglesdroidsfjrla ligne droidlc î g. rarquoy icelle ligne d s feraaufFiperpendicul.au plan du cercle bfcg tirjfpar les lignesdroidcsB c,FG,parla4.p.ii.dfucl ce quil falloir prouuer, Thcor. 7. Prop.8. Si en la Sphère ily a vncercle^ dr du… … :rclc. SPHERIQVES DE THEODOSE. it ecrclc B G D H , au plan duquel clè tirée du centre de la Sphè-re, la perpendiculaire E F, qui prolongée de part & dautre,tombe en la fupcrficic de la Sphère aux poindls a &c . Ic-dis quiccuxpoindls A,c,ibnc les pô-les du cerccBGDH.Cai laperpendicul.E 1…
Mathematics, Greek · Sphere
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