Biancani, Giuseppe
,
Aristotelis loca mathematica
,
1615
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bit, cùm ipſam, quis pulſauerit? </
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<
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">An non ratione id optima accidit? </
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<
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">quandoqui
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dem optima
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melodiæ gratia ſæpè Meſe vtuntur: omneſque probi Poetæ cre
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brò ad meſen veniunt: & ſi ab ea diſceſſerint, ad eam ſtatim reuertuntur: nec vllam
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aliam toties repetunt. </
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<
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">quemadmodum igitur demptis ex oratione quibuſdam con
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iunctionibus (veluti
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) non eſt amplius ſermo græcus; alijs verò detractis
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nihil ſermoni detrahitur; eò, quod illis vti ſæpè neceſſe eſt, his verò perrarò. </
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<
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etiam ſonus meſes eſt veluti aliorum ſonorum coniunctio, maximeque pulchriorŭ;
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propterea eius ſonus ſæpiſſimè aſſumi ſolet)
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Si quis ea, quæ initio dicta ſunt, pro
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bè tenuerit, facilè ad huius problematis intelligentiam perueniet; per me
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ſen motam intellige de ſuo ſibi conuente ſtatu
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dimotã
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, & ideò ab alijs chor
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dis diſſonantem. </
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<
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377</
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<
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">Probl. 21.
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(Cur qui grauius căntant, ſi abſonant deprehendi facilius poſſunt, quă,
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qui cantant acutius: nec verò ſecus in rithmis accidit. </
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">euidentiores enim, qui pec
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cant in grauiori. </
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<
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ſenſu auriŭm percipi poteſt. </
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<
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">Vel quia illud in ampliori tempore agitur, & ideò am
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pliorem etiam ſui ſenſationem exhibet. </
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<
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">Velox autem, & acutŭ facilè ob ſuam ve
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locitatem latitat)
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Quid eſſet rithmus explicabitur in problemate 27.
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ti</
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ait:
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(Velox autem, & acutum)
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Cur vox acuta ſit velox,
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eſt in 1. Top.
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cap. 13. reliqua ſunt ſatis clara.</
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">Probl. 22. ex ſe manifeſtum eſt: atque idem cum ſequenti num. </
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<
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378</
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<
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">Probl. 23.
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(Cur Nete duplo acutior eſt hypate? </
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">An primum, quod cum ner
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uus parte ſui dimidia, & totus ſimul pulſatur, Diapaſon concinentia exultat: quod
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pariter in fiſtulis apparet, ſonus enim, qui per medium foramen emergit Diapaſon
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cum eo reſonat, qui per totam fiſtulam exit. </
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<
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">In cæteris etiam duplo interuallo Dia
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paſon continetur, nam, & qui tibias perforant, it a eas oſſumunt. </
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">& qui fiſtulas aptè
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elaborant, ſumitatem extremam tăntum hypates circumlinunt: netem verò ad
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dimidium obturant. </
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">& in Triquetris Pſalterijs, nerui, quorum alter ſit alterius
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longitudine duplus, æquè intenti Diapaſon reddunt. </
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<
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proportione; Diateſſaron autem ſeſquitertio interuallo continetur)
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Ex ijs, quæ
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initio huius tractationis de Monochordij diuiſione,
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; Diapaſon,
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Diapẽ-te
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te</
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, Diateſſaron conſonantiarum ordine, ac proportione dicta ſunt, perſpi
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cua omnino redduntur omnia, quæ hic quæruntur, & redduntur. </
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<
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tandum Triquetrum Pſalterium inſtrumentum muſicum fuiſſe, à triangula
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ri figura denominatum, noſtræ forſan Harpæ, perſimile: in quo fides eſſent
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eo modo diſpoſitæ, ac intentæ, vt in Harpa.</
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<
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">Probl. 24.
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(Cur ſi quis pſallens netem pulſatam apprehenderit, ſolam Hypa
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tem reſonare videbitur? </
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<
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id
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">An quod tinnitus huius maximè connaturalis eſt ſono il
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lius, illique conſonus. </
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<
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">quia igitur cum ſuo conſimili augetur, hoc ceſſante, ille ſo
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lus apparet ſoni verò alij propter paruitatem euaneſcunt)
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Cur ſi quis dum pſal
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terium pulſatur, neten pulſatam ſonantem manu apprehenderit, ita vt ſo
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num ipſius interpellet, ſonus ille intermortuus, ac dimidiatus, videbitur ſo
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nus hypates, & non alterius chordæ, quia, vt dictum eſt, hypates, & nete,
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Diapaſon reſonant; cuius conſonantiæ voces ſunt eiuſdem naturæ, aut val
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dè
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; imò ſonus hypates duplus eſt ſoni netes. </
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<
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tur acutioris ſono, reliquus qui ipſi adeò ſimilis eſt meritò videbitur hypa
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tes: ſoni verò aliarum chordarum ob ipſorum paruitatem, quia nimirum </
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