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# Title: [Vera Circuli Et Hyperbolae Quadratura] Vera Circvli Et Hyperbolæ Quadratura (shelfmark Leibn. Marg. 98)
# Folio 79, page id 834940469:0163
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uismul: eodem modo probatur a centrum gravicarisre.
carum orrz, Ce cenerum orouicaris superticiei quaruor iun-
aorum cruncorum limul, quorum cum plano secance com-
munis incerlectio cst craperium lpSO. C enera gravicatis a
Si iunsancurre eta a 5, quae bitarium sececur in z. manifectum
CA 3 cenerum gravicacis superficici polvedri inscripei cne
etiam cenerum srauicaris rectarum omnium simul orcui 9r
inscripeorum. eodem modo probacur cenerum orauitatis
superticiei polredri circum lcripri nempe + idem esse cum
cenero granicatis omnium rectarum arcuiuz circum scripeo.
rum: Sie cenrrum graricatis superficiei porcionis Colidiro-
cundi 4 de cenerum gravicaris arcus 97, 2, quod necessario
ekin recta II. incer puncta P, 3: iunganeur rectX 14, 24, 34
Se conttructione =3 minor eAt quam 24 angulorum 124, 423.
Sic maior vel (alcem nonminor +24, e idco lacus 14 maius
CClatere 24, (cd24 maior est quam 13, _ proinde 14 maior
est quam 13, hoc eA, cenerum grauicaris superhcici porcio.
nis Colidi rocundi dictac a cenero grouiratis superhciei po-
lyedri sibi circum scripei maiore inceruallo quam cencrum
Oranicacis superticici ciusdem polredri circum scripei distat
a cecro granicacis superticiei similis polredri inscripeis quod
eAablurdum maiore enim inceruallo diltane cenera gravita-
eis superficierum polyedrorum inscripei se circum (cripei.
quam distac cenerum gravitacis superticiei porcionis solidi
rocundia cenero gravicaris superkciei polvedei live inseripei
huc circum scripeii et proinse nullo inceruaIlo distane centra
orauicatis supertciei porrionis solidirorundi ee arcus 97, de
id eo idem est eorum cenerum gravicatis, quod demonstrau-
dum CraE.
Eodem modo demonstratur haec propolirio de superticie
quacunque rocunda Facta aroracione rnius linee vel plurium
mearum circa axem; modo radius rorationls ilIASNOnLCCCE
in pluribus punctis.
PROF.