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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 123, page id 85138403X:0139
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dum hujus conversione circaarem CII genicum, masnicudinis
fnica. Ovod urique sic converso quadrante A R C delcribitur,
hemispharium esse liguet. Quod aurem reliquo R A O intinito
describitur, aequatur Cylindro, cujus balIs A R C quadrans, al-
cicudo aequalis peripheriae radio CP descripee. Guod sic pro-
bamuS. Ouoniam elt vE C D ad D M, BC P C ad GHI hoc CA
EtO; erir ubigue D MX P C = C DXMO; HOc elt, Factum
ex DM in PC vel pecipheriam hoc radio descripram, aequale
EactO ex ME) in CD Ceu peripheriam hos radio descripcam: F eoO
_ omnia omnibus aqualia; hoc clt, dictus Cylindrus, disto (0-
licio conversione Facto. Guod nos, credo, primi deonstramus.
Plani vero centrum gravicaris, nulquam est: urpore cujus di- C entrum
Pancia a C A incelligenda eric intinita, _ d CHI infinice exigua gravitatis.
Sed neque Solidi aur Semisolidi. Distar urique Semisolidi Cen-
erum gravicacis, a CH, distancia finica, e Facile altignabili; led,
a C A, diltancia intinita. Elaec aurem, e hisce gemina, Fulius
prolequi, non est hujus loci.
ERR 42
Preli admissa, quae obserravimus, alicujusmomenti; parrim
calamo emendonda curavimus, parum sic emender Lector, ec
liquae alia deprehendet ipse.
345. 2. l. 5. Si FUPeF. P. 6. l. X5, CENETO. P. TF. l. Z6. UETavIS.
 P. 24. l. 30. duCaTUF. P. 15. l. 7. 2 L. P, TB. l. 34. TUINE VC. P. 24
1. 16. Graritatis illud. P. 27. l. TT. Fadio. P. 4 P. 1. 28. Trilivero
P. 43. l. 25. TUMr. P. 44. l. 24. Peripheria. P. 45. l. 24. Temipa-
rabola. l. 25. Temiperipheriarum. l. 27. Cineque. l. 33, 35. Cemi-
convertionc. P. 47. l. 23. CX. P. 48. l. L. respectu. l. 23. crilinei.
l. 20. UTigue. P. 52. 1. 4. Obligue. P. 57. _ quindecim seguentes,
numeris non LuiS nOCANEUT. P. (67. Vel) 75. l. 24. (MarS.) Fig. 18
P. (69. Vel) 77. l. 5. G a AM. P. (7T. Vel) 79. I. UIC. (bIS)
reliquarumI. P. 106. l. 2. Moneard. P. XX3. l. XL. FractiOneS. l. 30.
erilineum.
a LOURA
Lcatuse ae Lalce u Clla Mlu suu CaPau leca
Era lIBEI OTAM CONSPICIANEUF.