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Mathemalogiu[m] prime p[ar]tis Andree alexandri Ratisbone[n]sis mathematici su[per] nouam et veterem loycam, Aristotelis / [Beiträger: Hermann von dem Busch]
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3 Secüdo. ,-..2*

ã opoꝛtet aũt arbitrari upt exuoſitõʒ aliiſd Dic loquit᷑ phᷣs de reductiõe ꝓpoſitionũ in termĩos dicit aliqñ accipiunt᷑ termini in abſtracto in ꝓpoſitiõe poſiti erãt in ↄcreto. Et aligñ in recto qui poſiti erãt in ꝓpõne in obliquo. opoꝛtet ꝓpter hoc accidere aliqð incõueniẽs. em̃ ſic ſilogiʒat᷑ intẽdimꝰde illiſ termĩs quos ponimꝰ ſilogizari. ſed de his q per illos intelligunt᷑ ſi- cut ↄtingit pᷣcipue in geometricis. lineã deſcriptã dicit geomet qñq; rectã vel pedalè ſine latitudie non ſit aliqua talis. Sed ſic vtit linea deſ Ltidre.japo demõſtrat de iſta in plano ptracta ſed de ea queꝑ iſtã intelligit᷑.Et hoc frequẽtiſſime cõcurrit ſicut vidiſti vir paule.qꝙᷓ mathematicꝰ dicit lineã eſſe pedalẽ. que eſt ſine latitu⸗ dine eſt qñq; ſupponit curuã rectam eſſe. Accipiamꝰ triãgu⸗ realem materialẽ machine alicuiꝰcerta quãtitate ſuppoſita in cõcreto accipit᷑. eo ↄnotat illũ. etiã foꝛmã et figurã in eo circa hoc ↄſtans aliqͥd.ſi demõſtrauero illã habere oẽs angulos equales duobꝰ rectis hoc faciã niſi lineis abſtracte ad ſilitudinẽ illaꝝ ideo mathematicꝰ abſtrahit a materia qm̃ reales materie demõſtrationẽ ingrediunt᷑. abſtracta ab illis quare in demõſtratõe ſilogiſti ca rõne ꝓbamꝰ triangulũ habere oẽs angulos eq̃les duobꝰ rectis. cuiuſcũq; magnitudinis oſtendemꝰ triangulũ cuius latus vix fuerat vniꝰpalme intelligimꝰ talẽ lineã ſed ulã ꝗᷓ per iſtã repᷣſen⸗ tat᷑ quare termini mathematicales in ſilogiſticis rõbus. cõnotatiue recipiũt̃ ſignificãt triãgulũ bic deſcriptũ quẽ demõſtrant q pet illũ intelligũt.qᷓ triãgulus extra ſilogiſmũ ſumptꝰ termio in abitr acto accipit᷑. ſolũmõ ↄnotat foꝛmalẽ diſ poſitionem materie. Diflert aũt apdittis qm̃ in illis qjd onoutt.

Mic ureſtotiles de reductõe ſilogiſmi ad impoſſibile repetit exm de

dyametro.Si eſſet ſimet paria eſſent eqlia imparibꝰ quia pus

eſt demõſtratũ ſi detur boc incõueniẽs dyameter ſimet oppoſitũ eſt huic vera dvamet eſt ſimeter deducẽs ad hoc mani feſtũ falſũ imparia in nũeris ſunt eq̃lia paribꝰ eſt im poſſibile hm rem tm̃ m ↄceſſionẽ Et licet ſilogiſmꝰinq; eſt ad impoſſi bile nil ſilogiſtice ↄcludit quo ad eiꝰ pꝛimũ ꝓpceſſum eſt bonꝰ ſilo giſmus reſoluit᷑ in tres termĩios in duas ꝓpones q́ᷓtũ ad ↄclu⸗ ſionẽ pꝛincipaliter intentã ꝓcedit ſilogiſtice ſed ex ſuppõe. Moc tibi dyaletico relinquo. 1. da

Odvr aüt eſt ſit quidem fatere vt ſtatim

Diffiniẽs phs petitionẽ eiꝰ in pꝛincipio aſſignand modos eiꝰ dicẽs vno fit petitio ei· gññ debet aliqd oſtẽdi fit digreſſio ad aliqͥd aliud. eſt natũ oſtẽdi ipm. Bt ſi oſtendat᷑ aꝑ b.etb ꝑc.C aũt natum ſit oſtẽdi a.Et ibi replificzdh ðᷣt Moc faciũt parallellas arbitrãt᷑. ſcribere.lineas em̃ ꝑalellas ↄcurrere eſt ꝓpter hoc ſunt para⸗ lelle. i. equidiſtãtes.xEt ſic lineas ↄcurrere habet demõſtrare per hoc eqdiſtant ecõtrario.q̊re ſi cõtrario oſtendat᷑ linee eqdi⸗ ſtantes eſſe hoc ↄcurrũt petit᷑ in pᷣncipio qͥa vltimũ pꝛin cipiũ diffinitionũ geometrie eſt lineas ꝑalellas ↄcurrere diffini⸗ aũt diffinitõis ſp ↄcurrẽtia ſit diffinitio diffinitũ vero e diſtãtia. ſi paralelle diſtantiã deſcripte ſunt ꝓbare ꝓponat eas ↄcurrere mathematice. Paralelle em̃ ex hoc eqᷣdiſtant di recte in oↄtinuũ ꝓtrahanẽ ↄcurrũt. ſi quis ecõtrario dicat pa ralellas ex eo eſſe. qͥa ↄcurrunt effectũ inducit ad cauſe ꝓbationẽ. qui effectus natus eſt ꝓbari cauſam. cauſa huiꝰ cõcurrere

in pᷣncipio

.

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