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# Title: [Francisci Vietae Opera Mathematica] Francisci Vietæ Opera Mathematica (shelfmark Leibn. Marg. 101)
# Folio 351, page id 845634801:0357
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pati
BOrUM
RESPONSORYM: LABER VIII.
Indaro orbe cirei) in dato circulo. Ouod seemenrequirat ) Cui seBMentO RqueTUT. Data po-
restas) darae linex rectx quadrarum. Scgminis) aequandum sCBmentO.
SCXIX.
Indaro orbe cirei) ad datum circulum. Duancum modulum requirac) quam analogiam H3-
beac. Data posestas) dacx livex recta quadracum. Sesminis) aequandum segmento.
Seprimae.
Oua est porestas) quae est linea recta, cujus quadracum est aquale. Dari sesminis) dato le-
smenco circuli.
Octave.
Ouaris scalra ) darum sectorem circulimajorem. Secaretrisariam) secare in ratione
imperata.
NonX.
angulum) darum loctorem cicculi minorem. Sccare rrifariam) secace in carioneim.
Perata.
Feli aurem insolens Fortassis videbitur constructio, tamen omninone-
cellaria est, ux propolitiones lint in turo, quas alioguin IFA CONCIPCFCLCCO-
mecra.
Daco circuloinrenire quadracum ae qualc.
Invenire lincam rectam circumferentixe dati circulix qualem.
Octendere latus quadrari circulo aequalis esse incommensurabile vel
commenlirabile diameero.
+
Dato quadrato inrenire circulum xe qualem.
5. X6. Datum circulum ita se cate, ut lcgmentum x quale sic dato quadrato.
Dato circuli segmento invenire quadratum aequale.
8. 89. Datam circumterentiam circulilecare in ratione imperata.
Exilogus Poericaest.
C A P Y F IV.
NCCogEONOI. Radius. Merpumn rexon. Scalprum. AuvatS.
Dies Seprimanae.
a nabeir pe Cog apa non est duo do3iouor 8)cor duo pe las ard nogor dspcir
e ouvexâ araenoga. Non magis chosa us (Cogeapuo lune dux medix linex
Quam casa gmn doge apua dux linex parallela, rel chas a ige apua duX
Tectx, dhas à pen aroge apua duXnIBEX, roNVg aa PluTCS, errege aa quin
que, ac denique poroge auuorlinea una. Haeamy noge appa, dugea E
Depore auva, nauronoze auua. de limilia adjectira a voce geapuns deducta
lune(chemata e fgurX, guxe lineis intexSInSUUNtE.
Radius elegans est verbum quo dimidia dimetiens circuli signiAICetUT.
Cicero in Pinxo.
Etglobolus fabricatus estmundus quod Crxcio D asposdes VOCAHE, CU-
jus omnis extremitas paribus a medio radiis actingitur. Virgilius secundo
S ACOFOICCOM.
Hinc (id est, C Sylris) radios rrivereroris Aericola.
Oridius ccudo MecamorpholecoM.
3Aureus axis erat, temo aurens, aurea summa,
Curvatura roca, radiorum argenteus ordo.
Placo
Ouincae.