Gassendi, Pierre
,
De proportione qua gravia decidentia accelerantur
,
1646
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rum cum ſemiſſe: tertiæ duorum: quartæ vnius, ac ſe
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miſſis: quintæ vnius: ſextæ ſemiſſis: deduxi exinde ſin
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gularum diſculos: eoſque in vnum componendo, com
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parandóque ad diſcum Solis, cuius diameter, vt iam
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dictum eſt, ſit dimidii gradus, ſiue minutorum triginta,
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collegi debere ex iis diſcum fieri, cuius diameter ſit
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minutorum quinquaginta, & vnius; quique ſit proinde
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ad diſcum Solarem, vt ad nouem, viginti ſex, ſeu pro
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ximè triplus. </
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<
s
id
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">Et quia tamen harum Stellarum, non
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niſi dimidium horizonti conſpicuum eſt; facile fuit
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agnoſcere diſcum ex iſto dimidio eſſe Solaris ſeſqui
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alterum, ſiue exæquari Soli ſemel cum ſemiſſe. </
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<
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id
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">Quare
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& deprehendi me non abſque ratione admiratum fuiſ
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ſe, quamobrem, ſi diſci Stellarum tanti ſint, quanti &
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apparent, & eſſe dicuntur; Terra ex iis noctu non ma
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gis reſplendeat. </
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<
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id
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">Subinde verò, quia tantas non eſſe dia
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metros Stellarum perſpectum
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abbr
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habebã
">habebam</
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(quippe minores
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etiam ducebam, quàm Galileus cenſuerit, quòd in no
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cturnis tenebris pupillæ
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abbr
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dilatationẽ
">dilatationem</
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maiorem
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cẽſerem
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,
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quàm ſuppoſitum ab eo videretur) ideò explorare rem
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placuit iuxta veriores diametros, quales videlicet appa
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rent reſectâ non tam teleſcopio, quàm funiculo, aut ba
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cillo tereti interpoſito, circumradiatione. </
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<
s
id
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s.002198
">Et ne videret
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tamen mihi potiùs, quàm Galileo fidere: ſupponere
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volui, quod is obſeruanit, Stellam magnitudinis pri
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mæ eſſe diametri ſecundorum quinque, ſiue tertiorum
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trecentorum; & conſequenter habere Stellam ſecundæ
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magnitudinis diametrum tertiorum ducentorum quin
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quaginta: tertiæ ducentorum: quartæ centum quin
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quaginta: quintæ centum: ſextæ quinquaginta. </
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<
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