319281Conicor. Lib. VII.
conſtructio, quæ deficit in hac propoſitione, vt nimirum ſenſus continuatus ſit
à punctis M, A, I educatur ad axim perpẽdiculares M R, A Q, & I S ſecãtes
diametros in R, Q, & S, & A Q, I M ſe mutuò ſecent in K, erit I S
ordinatim ad axim applicata, & A Q, ſicuti etiam I M contingit ſectionem.
vocat autem Interpres rectam lineam M S, quæ inter tangentem, & ordinatam
interijcitur Contentam, atque D S vocat Inuerſam.
à punctis M, A, I educatur ad axim perpẽdiculares M R, A Q, & I S ſecãtes
diametros in R, Q, & S, & A Q, I M ſe mutuò ſecent in K, erit I S
ordinatim ad axim applicata, & A Q, ſicuti etiam I M contingit ſectionem.
vocat autem Interpres rectam lineam M S, quæ inter tangentem, & ordinatam
interijcitur Contentam, atque D S vocat Inuerſam.
Notæ in Propoſit. VI. & VII.
SI addatur duabus extremitatibus tranſuerſæ, aut inſiſtant ad duas ex-
11a tremitates recti, aut diminuatur à duabus extremitatibus inclinati A,
370[Figure 370]&
C duo intercepta, &
c.
Expungo verba appoſititia.
Aut inſiſtat ad duas
extremitates recti; quæ ſenſum perturbant.
11a tremitates recti, aut diminuatur à duabus extremitatibus inclinati A,
extremitates recti; quæ ſenſum perturbant.
Educamus I M tangentem, &
I S perpendicularem.
Et quia A D eſt
22b æqualis D C, & c. Ideſt Educamus I M contingentem ſectionem in I, quæ
371[Figure 371]
22b æqualis D C, & c. Ideſt Educamus I M contingentem ſectionem in I, quæ
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