Biancani, Giuseppe
,
Aristotelis loca mathematica
,
1615
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eſt. </
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<
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id
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s.004622
">idem quærit etiam problemate 42. Hæc de ratione multiplici, & ſuper
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particulari dicta ſunt ex veterum ſententia: recentiores enim muſicæ de
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prauatores plures alias rationes perperam inter harmonicas intruſerunt.</
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388</
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<
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">Probl. 35.
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(Cur Diapaſon conſonantia omnium pulcherrima eſt? </
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id
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s.004626
">An quod
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integris terminis huius proportiones continentur: cæterarum autem non integris?
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</
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<
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id
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">cùm enim Nete dupla ad hypaten ſit, quocunque in genere Nete duo tenuerit, hy
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pate vnum habebit; & vbi hypate duo, Nete quatuor reſonabit, & ita deinceps.
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</
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<
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id
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">At verò eadem Nete meſes ſeſquialtera eſt: proportio
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namq;
">namque</
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ſeſquialtera, qua
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abbr
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cõ-ſonantia
">con
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ſonantia</
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diapente concluditur, non integris numeris poſita eſt: maior enim mino
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rem intra ſe continet totum, & partem eius dimidiam. </
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<
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id
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">quamobrem non integri
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cùm integris comparantur, ſed partes ſuperſunt. </
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<
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id
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">Conſonantia quoque Diateſſa
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ron proportione ſeſquitertia continetur, quæ terminis conſtat, quorum maior mi
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norem totum continet, & inſuper tertiam eius partem. </
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<
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id
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s.004631
">An quod ex amba
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bus conſiſtit, perfectiſſima eſt? </
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id
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">& quoniam modulandi menſuram hæc tenet, meri
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tò omnium elegantiſſima)
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Proportio conſonantiæ Diapaſon eſt ſicuti 2. ad 1.
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vbi vides vtrunque terminum eſſe integrum, quia maior minorem bis inte
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grè continet. </
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<
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id
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">proportio verò conſonantiæ Diapente, eſt ſicuti 3. ad 2. vbi
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maior terminus minorem non integrè continet, ſed ſemel, & adhuc
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abbr
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dimidiũ
">dimidium</
expan
>
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illius. </
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<
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id
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s.004634
">proportio
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abbr
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deniq́
">denique</
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; Diateſſaron eſt ſicuti 4. ad 3. vbi maior
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abbr
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minorẽ
">minorem</
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>
non
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integrè continet, ſed ſemel, & adhuc tertiam ipſius partem: breuiter deno
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minationes
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abbr
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harũ
">harum</
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abbr
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proportionũ
">proportionum</
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ſunt hi, 2/1. 1 1/2. 1 1/3. vbi vides,
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primũ
">primum</
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, qui eſt
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Diapaſon conſtare ex integris numeris. </
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<
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id
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">ſecundum verò, & tertium, qui ſunt
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Diapente, & Diateſſaron exintegro cum fractione. </
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<
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id
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">maior autem perfectio
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eſt integritas, quam fractio, aut diuiſio. </
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<
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id
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">propterea perfectior reliquis eſt
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conſonantia Diapaſon: & Diapente adhuc perfectior, quam Diateſſaron,
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quia illius numeri minorem habent fractionem, quam huius. </
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<
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id
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">Aliter reſpon
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det poſtea dicens, Diapaſon perfectam eſſe adeò conſonantiam; quoniam
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ex duabus Diapente, & Diateſſaron conſtat, vt ſupra ex diuiſione mono
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chordij, & in præcedenti etiam problemate patuit. </
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<
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">quæ ratio, quantum va
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leat, alij viderint. </
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<
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id
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">Reſpondet tandem Diapaſon ideò perfectiſſimam eſſe,
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quia ipſa ſit modulandi menſura, ideſt, quia intra terminos huius
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abbr
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conſonã-tiæ
">conſonan
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tiæ</
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omnes aliæ ſimplices conſonantiæ continentur, vt ſupra initio explica
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ui. </
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<
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id
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">meritò igitur omnium elegantiſſima eſt. </
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<
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id
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">In græco textu ſuperſunt
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nō-nulla
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nulla</
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, quæ meritò Gaza omiſit, cum nullo pacto cùm præcedentibus cohæ
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reant. </
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<
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id
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">Verba illa
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type
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(Cum enim nete ad hypatem dupla ſit, quocunque in genere
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duo tenuerit, hypate vnŭμ habebit &c.)
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Videntur
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cum debuiſ
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ſet dicere, hypatem duplam eſſe ipſius netes, vt ſupra patuit ex diuiſione
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regulæ harmonicæ. </
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<
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id
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">Fortè vult dicere neten eſſe duplò acutiorem,
<
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abbr
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quã
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hy
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pate: vel fuit memoriæ lapſus. </
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<
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">quod ait
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(At verò eadem nete Meſes ſeſqui
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altera eſt)
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vult dicere Meſen ad neten habere ſeſquialteram proportionem,
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quamuis inuersè loquatur: qua ratione verò Meſe ad netem ſeſquialtera
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ſit, ex diuiſione monochordij initio tradita ſatis patere poteſt.</
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<
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id
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">Probl. 36.
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(Cur ſi neruus medius ex ſuo intentionis modo dimotus fuerit, cæte
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ris
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quoq;
">quoque</
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omnes nerui, ſonos diſſonos reddent: ſed ſi, immoto illo manente, ali
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quis ex cæteris dimotus fuerit, ſolus hic, qui modo ſuo caruerit, aberrabit? </
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<
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">An,
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quod ratio concinendi, aptaneruorum omnium intentione continetur, quæ non niſ
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i </
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