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# Title: [Problema Austriacum Plus Ultra Quadratura Circuli] Problema Avstriacvm Plvs Vltra Qvadratvra Circvli (shelfmark Leibn. Marg. 230, Stück 1)
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H A Y F R I A R V M.
L IBF R YE R T IV S.
De Circulis.
D A R S P R F M A.
De linearum in circulis proportione.
Do Farune tres circuli quorum communes intersectiones in eadem sunt li-
Pac. 167. pr. 1.
iem linea auti p Suttas circulorum intersectiones bisariam secatur.
Pererium alum aequilatorum circulo inseriptum linea quae da crifariam secta. 169. pr. 3.
 qualitas mbatum ex determinatione circulorum se intersecantium aut tancen-
num.
169. pr. 4. pac 170. pr. 6. pac. 171. pr. 89.
Super bases trianeuli descripto quovis seemento circuli, super aliis lareribus similia se-
ementa describuntur.
Divisio linea in partes aequales per descriptionem sermentorum similium super triancult
lateribus, dum linea per verricem trianguli transit.
Inueniuntur item diuersae linea aequales in ditis seementis.
175 pr. 14.
177 pr. 13. 10.
Tnuemuntur multis modis continue proportionales ex varia circulorum,  in ijs linea
rum constructione. 180. pr. 17. 18. pas. 181. pr. 19. 20. 21. 22. pas. 188. pr. 34.
pag. 190. pr. 39.
Item quatuor proporrionales licet non continud. 182. prop. 23. 24. pas. 184. prop. 26.
pas. 188. pr. 35. pas. 189. pr. 37.
Irem duae linea quae triplicatam habeant rationem aliarum duarum. 184. prop. 25.
pus. 190. pr. 30.
Proprietates Dutra Connm aut asereuum proporuonalium, extrema e mediaratio.
Miraprobrus  pundor qua in Maeoro circuli assienantur, quorum mum
nea.
168. pr. 2.
a 
173 pr. 11
nesectarum, es c. quae competunt    quaaa ins juo panio
quod non si punctum contaltus, per circulum ducuntur linea. 185. pr. 27. 28. 29.
30. 31. Pas. 189. pr 36.37. Pa5 191. pr. 40.
intra circulum alterum extra cauu; ajuldus slnt t octa 
per lineam, quae ab aneu qud in circumferentia est ducitur ad punctum in quo dia
187. pr. 32
fectantut anculum quemeum que continentes, un mlusis somper dividetur bifariam
meter secat circulum.
Problemata varia de ducendis lineis a puncto extra vel u u 
a circulo diuidatur in racio cocta, au et alatia aqualis st data; aut Dt in circu–
d instera dacam habtunt alio b, 5c. 191. pr. 41. 42. 43. 44. 45. 46. 47. 48. 49.
 2 e d dd2l  Idet
Deanemorum arcnum comparatione.
Neuli inter se compn fans cinis atcubus elichit, ea puncto dato
La duae lineae dimitcuntut aes duos arcus datis aequales. 195. pr. 50. 51.
3.. 13. 34.38