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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 29, page id 85138403X:0045
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D
E
CTCLIVC
cherias his raciis (conrerrendo) descripcas; pro 2 R3, prodibie
2 R= P. uod quidem est criplum Sphaerae circuli genitoris:
(quod hinc oritur, quia cum paralleloeramma V BV P TUNCErI
asulorum F P dupla, cum ZY distancia mediae balis criangulI,
elt Z diltanciae ceneri gravicatis Trianguli a convertionis axC
C F; adeoque 3X 2=3:) Sicur _, iifdem de cauHS 2 R
criplum Momenti Senicirculi respectu recta CF, ek Momen
cum omnium paralleloerammorum sic suspentorum. Quod et
in folidis, mucaris mucaridis, perinde valer. Verbi gratia. Si
incelligatur cum Cuper Trilineo relliruto C AF, cum super semi-
circulo CbF, inliltere corpus Cplindricusire Prismaricum eodem
plano oblique sectum, icq ue in puncto Fec recta A F alcicudi-
nem habeac nullim, ee in C maximam; acque incelligAnEUE (IM
cula prismaca Parallelogrammis uc V Br P incumbentia suspendi
in diltanciis 2 Y respectire: CruNE eOrU ONIUM PFiSIaTUI.
sic suspentorum pondus, ad pondus prramidum eriongulis p F p
incumvencium, hoc est ad pondus porcionis cplindri lemicirculo
inlistentis, respectu rectxe C F; VE 2 ad 2. Cum eni Parallelo-
Grammorum Prismara sine sigillatim ad Priangulorum Preamides,
vC 3 ad 2; acque Z Y distincia suspen Prismcis, tive diltan
tia mediae ba(iS Pyramicis, est ad diltantiam ceneri graviearisisti-
US PYreICIS, UC 4 ad 3; CrIE quae ex his componitur raLIO 2 ad
E. (DFOPTeT = 4 = 2. Adeoque pondus sic suipensorum Prisma-
rem, erir ponderis Prramiduim in suo sieu, hoc est ponderis di
ctae portionis cxlindri, (respectu rectae C F,) duplum. PEA
milicer alibi. Sed haec obirer hic loci, quorun camen vIvs
esse pocerie in sequencibus. Redimus ad suspensa Parallelo-
SPaMIMI.)
77. L veco endem rrilinei resticuri C AF Paralleloorammi VBVD
Ac. 7. dueantur in omnes respectire rectas 2 J arichimerice pr9
portionales (quippe arcubus arichmerice proportionalibus aqua
les:) hoc elt in omnes parallelas rectas Frinnouli F A a (quarum
M.XIMA A a == A F;) habebitur porcio Prisinaris, BabN C A P
alcicudinem A a habencis, oblique abscicta plano per balis lineam
CF de vercicis punctum a cranseunce; (quae quidem porrio ex-
hibebie momenium dicti erilinei CA F respect recta CF.)
Sin procrionouli rectis A a _C (ut pridem pro rectis B, _ QC)
cumantur alix quxe ad has sine ur peripheriae circuli ad ejusdem
radium 5