Benedetti, Giovanni Battista de, Io. Baptistae Benedicti ... Diversarvm specvlationvm mathematicarum, et physicarum liber : quarum seriem sequens pagina indicabit ; [annotated and critiqued by Guidobaldo Del Monte]

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<div xml:id="echoid-div477" type="chapter" level="2" n="6">
<div xml:id="echoid-div762" type="section" level="3" n="45">
<div xml:id="echoid-div764" type="letter" level="4" n="3">
<p>
<s xml:id="echoid-s4925" xml:space="preserve">
quartis, iterum multiplicemus per .10. ſortem cum lucro vnius librę quod eſt .4. pro-
<lb/>
ductum erit .40. differens à primo ſol .2. cum quarta parte, multiplicemus pariter
<lb/>
per .10. precium .6. ſolidorum proueniens erit .60. à quo deducendo productum ſor-
<lb/>
tis librarum .10. quod erat ſol .37. cum tribus quartis ſupererunt ſol .22. cum quar-
<lb/>
ta parte, vt ſupra.</s>
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<div xml:id="echoid-div766" type="section" level="3" n="46">
<div xml:id="echoid-div766" type="letter" level="4" n="1">
<p>
<s xml:id="echoid-s4926" xml:space="preserve">
<emph style="sc">QVod</emph>
eam diſtinctionem orbium, quæiam inualuit, nonteneas, ſed putes
<lb/>
totum eſſe quoddam continuum excipiens corpora ſtellarum, nouum
<reg norm="non" type="context">nõ</reg>
<lb/>
eſt, nam nonnulli ſolidæ doctrinæ Philoſophi idem cenſuerunt. </s>
<s xml:id="echoid-s4927" xml:space="preserve">Sed
<lb/>
quod attinet ad dignitates planetarum in ſignis zodiaci, ſcias huiuſmo-
<lb/>
di ordinem me compręhendere eſſe deſumptum ab ordine antiquo orbium
<reg norm="ipſorum" type="context">ipſorũ</reg>
<lb/>
planetarum, quiquidem ordo erat, vt ſtatim poſt Lunam ſuccederet Sol, poſt So-
<lb/>
lem Mercurius, tum Venus deinde Mars, poſtea Iupiter, & tandem Saturnus per
<lb/>
<reg norm="eoſdemque" type="simple">eoſdemq́;</reg>
orbes, retro redibant, atque hoc cognoſcitur conſtituendo Cancrum do
<lb/>
micilium Lunæ, Leonem, Solis, Virginem, Mercurij, Libram, Veneris, Scorpio-
<lb/>
nem, Martis, Sagittarium, Iouis, Capricornum, Saturni, Incipientes deinde ab
<lb/>
<reg norm="eundemque" type="simple">eundemq́;</reg>
tribuentes Saturno, Piſces, Ioui,
<lb/>
Arietem, Marti, Taurum, Veneri, & Gemellos, Mercurio, ſeptem Planetas cum
<lb/>
duodecim ſignis zodiaci concordes reddebant.</s>
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<p>
<s xml:id="echoid-s4928" xml:space="preserve">Quod deinde Ariſtoteles in libris de ſenſu & ijs quæ ſenſibus percipiuntur, dicit
<lb/>
pupillam oculi eſſe nigram, non ita ſe habet, nam idem eſt, ac ſi quis diceret
<reg norm="nigrum" type="context">nigrũ</reg>
<lb/>
eſſe illud medium, quod permitteret tranſitum lumini per ſuam diaphaneitatem, nul
<lb/>
lum lumen à ſeipſo reflectens, & etiam ac ſi quis diceret nigrum eſſe aerem alicuius
<lb/>
cubiculi vndequaque clauſi tenebroſi.</s>
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<p>
<s xml:id="echoid-s4929" xml:space="preserve">Quod etiam idem Ariſtoteles volens adducere cauſam, cur oculus magis mate-
<lb/>
riam aquæ, quam aeris participet, dicensidea ratione fieri, quod aqua magis quam
<lb/>
aer ſeruari poſſit, eodem libro ſcribit, eſt reuera admirandum. </s>
<s xml:id="echoid-s4930" xml:space="preserve">Ibi enim clarè de-
<lb/>
monſtrat ſe planè ignorare, & conſtructionem oculi, & cauſam diuerſitatis eorum
<lb/>
humorum tam in ſubſtantia, quam in figura, quæ non aliunde dependet quam quod
<lb/>
diuerſam refractionem radiorum luminoſorum producat, qui per pupillam ingre-
<lb/>
<reg norm="ſibique" type="simple">ſibiq́;</reg>
deſtinatos locos dirigantur radij, vt à virtute viſiua per
<lb/>
fectius ſen tiantur.</s>
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<div xml:id="echoid-div767" type="letter" level="4" n="2">
<p>
<s xml:id="echoid-s4931" xml:space="preserve">VEra ratio vnde fiat, vt quanto magis ſentitur calor in locis expoſitis Soli, tan-
<lb/>
to minus ſentiatur in vmbra, vbi Solis radius non reflectitur, eſt quia cum ra
<lb/>
refactus eſt aer à vehementi calore radij ſolaris, ſeipſum colligit, & condenſatur in
<lb/>
locis, à quibus à calore, ratione rarefactionis, non expellitur, & quia naturaliter ca-
<lb/>
lor ſequitur rarum, rarum calorem, & frigidum
<reg norm="densum" type="context">densũ</reg>
, &
<reg norm="densum" type="context">densũ</reg>
frigidum, vt vnicui
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que ſanę mentis patet, hanc ob cauſam ſequitur rem ita ſe habere vt diximus. </s>
<s xml:id="echoid-s4932" xml:space="preserve">Poſſu
<lb/>
mus etiam abſque dubio credere huiuſmodi ratione fieri, vt frigus matutini tempo
<lb/>
ris, in crepuſculo maius eſſe eo, quod noctu viguit. </s>
<s xml:id="echoid-s4933" xml:space="preserve">Nam materia conſiſtens in co-
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no vmbræ terræ, ſemper denſior eſt ea, quæ extra reperitur, imo noua materia con
<lb/>
tinuo condenſatur, propter motum vmbrę, quæ ſemper corpori ſolari opponitur. </s>
<s xml:id="echoid-s4934" xml:space="preserve">hęc </s>
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