Buonamici, Francesco De motu 1591
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<p type="margin"> <s><margin.target id="marg2741"></margin.target>A</s></p>

<p type="main"> <s>FRANCISCI <lb/>
BONAMICI</s></p>

<p type="main"> <s>PHILOSOPHI FLORENTINI,</s></p>

<p type="main"> <s>IN PISANO GYMNASIO</s></p>

<p type="main"> <s>PVBLICE PROFITENTIS.</s></p>

<p type="main"> <s></s></p>

<p type="head"> <s>DE MOTV <lb/>
LIBER QVINTVS.</s></p>

<p type="main"> <s> <arrow.to.target n="marg2742"></arrow.to.target></s></p>

<p type="margin"> <s><margin.target id="marg2742"></margin.target>B</s></p>

<p type="head"> <s>DE LATIONE RECTA SPECIATIM.</s></p>

<p type="head"> <s><emph type="italics"/>Qu&aelig; via tenenda &longs;it in explicandis elementorum motibus. </s> <s>Cap. </s> <s>I<emph.end type="italics"/>.</s></p>

<p type="main"> <s>QVAE generatim ad motum naturalem &amp; illius initi&agrave; pertinent, hacte&shy;<lb/>
nus ex po&longs;ita fuerunt, &amp; explicatum, vt materia &amp; efficiens prim&ugrave;m, <lb/>
deinde forma &amp; finis producerent <expan abbr="mot&utilde;">motum</expan>: vbi multa de loco dicta &longs;unt, <lb/>
quia non modica pars &longs;it eius methodi qu&aelig; ver&longs;atur in tractatione <lb/>
motus. </s> <s>Sequitur nunc, vt <expan abbr="cuiusq.">cuiusque</expan> motus elementa &longs;peciatim perqui&shy;<lb/>
rantur: <expan abbr="neq.">neque</expan> n. </s> <s>&longs;atis e&longs;t no&longs;&longs;e cau&longs;&longs;as rerum generales, ver&ugrave;m <expan abbr="&etilde;t">etiam</expan> ad &longs;in&shy;<lb/>
gularia de&longs;cendere oportet, vt iis qu&aelig; generatim tradita &longs;unt, ad &longs;in&shy;<lb/>
gula contractis, plena &longs;en&longs;ilium rerum notitia comparetur. </s> <s>Quoniam <lb/>
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ver&ograve; qu&ecedil; mouentur, aut &aelig;terna &longs;unt, aut caduca, nobis ver&ograve; notiora <lb/>
h&aelig;c: illa, quae &longs;e extulere &longs;ublimius, ob&longs;cura; <expan abbr="atq.">atque</expan> ade&ograve;, vt earum <expan abbr="&qtilde;">quae</expan> &longs;unt <lb/>
alterius generis auxilio cadant &longs;ub mentem no&longs;tram; ante alia tracta&shy;<lb/>
tionem eorum motuum aggrediemur, qui &longs;unt rerum caducorum, qu&aelig; cum ex materia qu&aelig; &longs;impli&shy;<lb/>
citer e&longs;t pote&longs;tate, con&longs;tituta &longs;int, omne motionum genus excepta conuer&longs;ione &longs;u&longs;cipiunt: <expan abbr="nanq.">nanque</expan> ea <lb/>
duntaxat &ecedil;ternorum propria e&longs;t; &amp; lationem &amp; ortum <expan abbr="atq.">atque</expan> interitum &amp; incrementum ac <expan abbr="decrem&etilde;-tum">decremen&shy;<lb/>
tum</expan>, <expan abbr="atq.">atque</expan> alterationem, &egrave; <expan abbr="quib.">quibus</expan> c&ugrave;m latio prima &longs;it quae ab aliis omnib. flagitetur, &amp; &longs;it item rerum qu&aelig; <lb/>
iam perfect&ecedil; &longs;int: quia tamet&longs;i mouentur elementa poti&longs;simum, c&ugrave;m gignuntur: at nulla pars e&longs;t eo&shy;<lb/>
rum motus cui non &longs;upponatur iam aliquid in actu, &amp; vt ita dixerim genitum: vnde etiam veluti vi&shy;<lb/>
ta qu&aelig;dam exi&longs;timatus e&longs;t ine&longs;&longs;e natura &longs;ub&longs;i&longs;tentibus omnib. Huc accedit, quod nullus propemo&shy;<lb/>
dum ex Antiquis de motu meminit, quin ageret de latione, &amp; conaretur &egrave; &longs;uis placitis initia motus <lb/>
&amp; quietis elementorum a&longs;signare. </s> <s>&amp; quidem hic ob efficacitatem &longs;uam maxim&egrave; tentare potuit ani&shy;<lb/>
mum no&longs;trum, nos <expan abbr="&etilde;t">etiam</expan> de latione caducorum in primis ex in&longs;tituto di&longs;&longs;eremus. </s> <s><expan abbr="e&atilde;">eam</expan> ver&ograve; &agrave; natura &longs;pa&shy;<lb/>
tij conclu&longs;imus ali&agrave;s e&longs;&longs;e rectam: qu&aelig; .&longs;. </s> <s>&longs;uper diametro fieret, qu&aelig; ab vniuer&longs;i centro ad ip&longs;ius extre&shy;<lb/>
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mum duceretur: <expan abbr="ea&qacute;">eaque</expan>. </s> <s>duo naturalium motum terminos e&longs;&longs;e docuimus, <expan abbr="atq.">atque</expan> illos quidem immobi&shy;<lb/>
les, ad quorum alterum, quod e&longs;t centrum, grauia &longs;ecund&ugrave;m naturam ferrentur; ad alterum ver&ograve; ni&shy;<lb/>
mirum ad circumferentiam, leuia in <expan abbr="quib.">quibus</expan> &longs;ecund&ugrave;m naturam manerent: <expan abbr="centrum&qacute;">centrumque</expan>. </s> <s>omnino immo&shy;<lb/>
bile, circum ferentiam <expan abbr="a&utilde;t">aut</expan> mobilem &longs;an&egrave;, ver&ugrave;m eodem modo &longs;emper &longs;e habentem: pr&aelig;tere&agrave; decre&shy;<lb/>
tum &agrave; nobis olim fuit, quempiam e&longs;&longs;e motum naturalem cuius item cau&longs;&longs;&aelig; pr&aelig;cipu&egrave; &longs;int exquiren&shy;<lb/>
d&ecedil;. </s> <s>H&aelig;c <expan abbr="t&ntilde;">tantum</expan>, <expan abbr="quanqu&atilde;">quanquam</expan> firmi&longs;sima &amp; pror&longs;us irrefragabilia &longs;unt: quippe <expan abbr="quib.">quibus</expan> &amp; <expan abbr="r&otilde;">ratio</expan> &amp; &longs;en&longs;us concor&shy;<lb/>
diter; quorum vis <expan abbr="o&itilde;um">omnium</expan> in philo&longs;ophia naturali maxima ad <expan abbr="per&longs;uadend&utilde;">per&longs;uadendum</expan> e&longs;t, atte&longs;tentur: <expan abbr="t&ntilde;">tantum</expan> <expan abbr="potius&qtilde;">potiusquae</expan> <lb/>
demon&longs;trata, cen&longs;ebuntur e&longs;&longs;e accepta, ni&longs;i prius varias cau&longs;&longs;as quietis &amp; motus in corpore naturali <lb/>
ex Antiquorum placitis afferamus, <expan abbr="atq.">atque</expan> acerrim&egrave; confutemus: etenim magnam vim ad per&longs;uaden&shy;<lb/>
dum <expan abbr="h&etilde;t">habet</expan> eruditionis exi&longs;timatio, qu&aelig; maxima in ip&longs;is de rerum principiis fui&longs;&longs;e creditur, quae illarum <lb/>
ortui viciniores fuerint: <emph type="sup"/>a<emph.end type="sup"/> aut <expan abbr=".n.">enim</expan> illi <expan abbr="o&etilde;m">omnem</expan> <expan abbr="ali&atilde;">aliam</expan> cau&longs;&longs;am pr&aelig;terqu&agrave;m naturam ip&longs;am, motus &amp; quie&shy;<lb/>
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tis approbarunt: aut quietem &egrave; natur&aelig; &longs;cena &longs;u&longs;tulerunt. </s> <s>nil <expan abbr=".n.">enim</expan> idem permanere diutius a&longs;&longs;euerabat <lb/>
Heraclitus, vt non eundem e&longs;&longs;e opinaretur equum tranantem flumen, dum ingrederetur, &amp; <expan abbr="po&longs;t&qtilde;">po&longs;tquam</expan> <lb/>
egre&longs;&longs;us e&longs;&longs;et, <emph type="sup"/>b<emph.end type="sup"/> rur&longs;us con&longs;tanti&longs;sim&egrave; defenderunt terram perpetuo motu cieri. </s> <s>multa <expan abbr="quoq.">quoque</expan> alia de <lb/>
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loco ignis &amp; terr&aelig; <expan abbr="c&otilde;menti">commenti</expan> &longs;unt qu&aelig; ni &longs;edul&ograve; <expan abbr="retract&etilde;tur">retractentur</expan> &agrave; nobis, huiu&longs;ce philo&longs;ophi&aelig; &longs;tudio&longs;um <lb/>
vera pror&longs;us intelligentia motus excludant. </s> <s><expan abbr="Itaq.">Itaque</expan> nos &agrave; &longs;apienti&longs;simo pr&aelig;ceptore moniti, <expan abbr="tan&qtilde;">tanquam</expan> veri&shy;<lb/>
tatis explorati&longs;sim&aelig; &longs;tatuentes ea qu&aelig; mon&longs;trat &longs;en&longs;us, &amp; &longs;uadet v&longs;us ip&longs;e, qui rerum <expan abbr="o&itilde;um">omnium</expan> magi&shy;