Full text: Pergaeus, Apollonius: Apollonii Pergaei Conicorvm Lib. V. VI. VII. paraphraste Abalphato Asphahanensi

133. PROPOSITIO XX. XXI.
& XXII.

SI in ellipſi A B C menſura I C in axe minori C D ſumpta
minor fuerit comparata, C F, & maior dimidio axis E C,
( perficiaturque figura, vt antea ) dico, quod omnium ramorum
I A, I B, I K, I H, I C egredientium ex origine I maximus
eſt I B, cuius potentialis B G abſcindit à menſura verſus origi-
nem rectam G I, ad quàm inuerſa E G eandem proportionem
habet, quàm D C ad eius erectum; Et quadratum maximi I B ſu-
perat quadratum cuiuslibet alterius rami I K exemplari applica-
to ad G P differentiam eorum abſciſſarum.

133.1.

a
0155-01
0155-02

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