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# Title: [Johannis Wallisii SS. Th. D. Geometriae Professoris Saviliani Oxoniae, Tractatus Duo] Johannis Wallisii SS. Th. D. Geometriæ Professoris Saviliani Oxoniæ, Tractatus Duo (shelfmark Leibn. Marg. 103)
# Folio 110, page id 85138403X:0126
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Crirvarum EdDOVOE,
vel aescates tet ucem proporcioniles;) Ec hac, ubique, uc d st
a ad d e A; sic dh = V: dF = d L: ad d9: Crit uE ADF
ectangulum, ad AD C 8 quadrilineum (incerminabile qui-
dem, sedmaenicudine ANIEUM;) SIC a NIS A D, ad AO cUIVaNBa.
rabolx. Ec parres partibus respective proporcioniles.
Porro, Ei ducantur omnes cum d d, tum 10, in Cuas Cadem à
verrice respectiras dictantius d: reperiunEus momena (respectu
A I rectX) rectarum do, ad monenta rectirum Oi ho: eA
(in Parcibus exiguis) currarum 00; uc d Aad A V: d F = d L:
sive uE d ad V: a T + d L: Hloc est uc d s ad dh. OIrmium
I8ITUF Ob, hoc elt dd, hoc elt A id rectae, monenca, ad o-
menca ormium oi, hoc ett 00, hoc est AO curre, (respectu
ejusdem a T;) elt, uEFriangUIUM AD A, ad A D H hy PerbO.
Lam: FE consequenter (urpore momeneis proporrionalium) Ca-
dem eltratio Circuli radio AD descripei, ad curram conoidis
Supertcie (CONVENO- CONCAVAMI) CUEVX AO circa A Y, COM.
vertione delcriptam.
Denique, Ononiam ob (rectarum c0 differentix) & 00, in
lidem reputandxe Tune ab A D diltantiis; adeoque ee superficies
earundem respectire circa. a T convertione descriprae, in iisdem
icem distintiis, nempe do= V d L; lineque superticies illa, 2d
has, (ouo l modo ostensum eAt,) uc d s = d, ad d h = V: d F ZdF:
Ductis urrisque in candein v d I. distantiu; repericur supert-
cierum omnium rectis illis ob, ad Cuperkcierum oinmium curris
00, SC delCTIDEALUIM, MIOIENEA, uc OIneS d X N d L, ad omnes
V:
L: X V d L; hoc elt uE, V dL, dd V: dL + = d2 Le.
hoc est uE d V d F, ad d V: d L + = L 2: TIOC CH, UE MOMeHEUM
Parabole qualis ADC A9. 25. ad monencum erunci, qualis ADBB,
respectu ejuidem A b rectae: (Si nempe incellisatur A V alci-
cudo abscisa Hg. 25. aequare = L Quadrancem recti laceris para-
bolx expolux Hg. 36. LC axis A 1) urrobique aequalis: e lIEUS
rectum L.) Manifestum urique eA, omnes V d F esse uc ordina-
tim applicatas in parabola, e onnes V: d L F Z P uc o: dinicim-
spplic.dea es paieae crunco: quxe urraque in d ductae extri-
beHE FdEIB. IES TOHCMCOTM. Dua gnidem rariO, (PTODEeE COOII-
Cas cunt maentee, Cum centea gravicatis, parabolae _ TrUH. L,)
cornca est. Habecat aurem momeneum planorum rectis ob,
estea AT conve.H Helcriptorum; elt ucique (Proxcer plann ipCr
aqualibus
218. 36
Conoidis,a
porstoro
Centrum
Travitatis.