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]

List of thumbnails

< >
311
311 (299)
312
312 (300)
313
313 (301)
314
314 (302)
315
315 (303)
316
316 (304)
317
317 (305)
318
318 (306)
319
319 (307)
320
320 (308)
< >
page |< < (299) of 445 > >|
    <echo version="1.0">
      <text type="book" xml:lang="la">
        <div xml:id="echoid-div7" type="body" level="1" n="1">
          <div xml:id="echoid-div477" type="chapter" level="2" n="6">
            <div xml:id="echoid-div579" type="section" level="3" n="19">
              <div xml:id="echoid-div580" type="letter" level="4" n="2">
                <p>
                  <s xml:id="echoid-s3692" xml:space="preserve">
                    <pb o="299" rhead="EPISTOL AE." n="311" file="0311" xlink:href="http://echo.mpiwg-berlin.mpg.de/zogilib?fn=/permanent/library/163127KK/pageimg/0311"/>
                  ne concipere velles, quemadmodum vnius trianguli ęquilateri, tali magnitudine,
                    <lb/>
                  ſed non præfinito colore conſtantis, hoc minime præſtare poſſes. </s>
                  <s xml:id="echoid-s3693" xml:space="preserve">quia nullam rem
                    <lb/>
                  viſibilem priuatam colore imaginari poſſumus. </s>
                  <s xml:id="echoid-s3694" xml:space="preserve">nec etiam potes imaginari
                    <reg norm="ſpeciem" type="context">ſpeciẽ</reg>
                  ali
                    <lb/>
                  cuius trianguli æquilateri, indeterminatæ magnitudinis, & indefiniti coloris, quæ
                    <lb/>
                  cuilibet particulari cuiuſuis magnitudinis, & coloris poſtea applicari queat. </s>
                  <s xml:id="echoid-s3695" xml:space="preserve">Species
                    <lb/>
                  deinde alicuius trianguli ęquicruri, aut vnius trianguli laterum inęqualium, aut
                    <reg norm="triam" type="context">triã</reg>
                    <lb/>
                  guli in genere, aut tandem figuræ, conſiderato tu ipſe, an poſſit ſub imaginationem
                    <lb/>
                  cadere. </s>
                  <s xml:id="echoid-s3696" xml:space="preserve">Poſſumus quidem huiuſmodi ſpeciem (ratione mediante) intelligere, vn
                    <lb/>
                  de quamlibet ſpeciem rei particularis viſibilis, compoſitæ, ex figura, magnitudine,
                    <lb/>
                  & colore, perfectè imaginari poſſimus, & huiuſmodi conceptus erit ſpecialiſſima
                    <lb/>
                  ſpecies, quia in infinito ſuorum indiuiduorum, nunquam fiet, vt aliquod eorum, ali
                    <lb/>
                  quo modo ab alijs differre poſſit; </s>
                  <s xml:id="echoid-s3697" xml:space="preserve">admonens te, nil reperiri, quod differat, aut in ſe
                    <lb/>
                  partem aliquam habeat, quod aliquid aliud non obtineat, quin dicta differentia ſit
                    <lb/>
                  ſpecifica, eius tamen ſolum partis quæ differt ab alia duorum indiuiduorum, vnius,
                    <lb/>
                    <reg norm="eiuſdemque" type="simple">eiuſdemq́;</reg>
                  ſpeciei. </s>
                  <s xml:id="echoid-s3698" xml:space="preserve">quia ſi eſt in magnitudine nulla planè magnitudo reperitur, quę
                    <lb/>
                  ſua ſpecie non ſit dotata, quod ſi non eſſet, inter res omnes nulla æqualitas
                    <lb/>
                  eluceret: </s>
                  <s xml:id="echoid-s3699" xml:space="preserve">& ſi in figura, & colore, idem affirmo, aliter nulla res fimilis eſſet
                    <lb/>
                  alteri, neque aliqua ſimilitu lo reperiretur. </s>
                  <s xml:id="echoid-s3700" xml:space="preserve">Idem de quolibet alio obiecto
                    <lb/>
                  ſenſibili dico. </s>
                  <s xml:id="echoid-s3701" xml:space="preserve">Ratio autem eorum omnium quæ dixi eſt, quia imaginatiua nihil
                    <lb/>
                  aliud intellectui oſtendere poteſt, quam id quod recipit à ſenſu, & cum ſenſus,
                    <lb/>
                  alio modo moueri non poſſit quam ſupradicto, hanc ob cau ſam verum eſt,
                    <reg norm="quicquid" type="simple">ꝗcquid</reg>
                    <lb/>
                  ſcripſi. </s>
                  <s xml:id="echoid-s3702" xml:space="preserve">Vnde triangulum ęquilaterum datę magnitudinis, erit genus triangulorum
                    <lb/>
                    <reg norm="ęquilaterum" type="context">ęquilaterũ</reg>
                    <reg norm="eiuſdem" type="context">eiuſdẽ</reg>
                  datæ magnitudinis, ſed
                    <reg norm="diuerſorum" type="context">diuerſorũ</reg>
                    <reg norm="colorum" type="context">colorũ</reg>
                  , erit
                    <reg norm="etiam" type="context">etiã</reg>
                  ſpecies trianguli
                    <lb/>
                  æquilateri indeterminatæ magnitudinis, & hic deinde erit ſpecies trianguli, & hic
                    <lb/>
                  poſtea ſpecies figuræ. </s>
                  <s xml:id="echoid-s3703" xml:space="preserve">Idem de alijs omnibus rebus per gradus dico, quę ſicut à ſen
                    <lb/>
                  ſu, ita etiam ab imaginatione longè recedunt, adeo vt has ſpecies ſpecialiſſimas tan-
                    <lb/>
                  tum, ideſt eas ſolùm, quas hic ſuperius deſcripſi, integrè capere poſſit: </s>
                  <s xml:id="echoid-s3704" xml:space="preserve">at verò gene
                    <lb/>
                  ra, quanto vniuerſaliora ſunt, ab eadem imaginatione, tanto longius diſtant.</s>
                </p>
              </div>
              <div xml:id="echoid-div581" type="letter" level="4" n="3">
                <head xml:id="echoid-head446" style="it" xml:space="preserve">De maculis Lunæ, & eius lumine.</head>
                <head xml:id="echoid-head447" xml:space="preserve">AD EVNDEM.</head>
                <p>
                  <s xml:id="echoid-s3705" xml:space="preserve">MAculæ Lunæ, nihil aliud ſunt, quàm partes ipſius Lunę magis perſpicuæ, à qui
                    <lb/>
                  bus, lumen non refleſſum, ſed penetrans, nobis occultatur; </s>
                  <s xml:id="echoid-s3706" xml:space="preserve">
                    <reg norm="quemadmodum" type="context">quemadmodũ</reg>
                    <lb/>
                  via lactea, nihil aliud eſt, quam pars octaui orbis magis opaca, à qua lumen Solis re-
                    <lb/>
                  fleſſum, ſeſe nobis oſtendit. </s>
                  <s xml:id="echoid-s3707" xml:space="preserve">Quod autem Maurolicus ſcribit folio .64. cap. de aſtro
                    <lb/>
                  rum fulſionibus, circa
                    <reg norm="Lunam" type="context">Lunã</reg>
                  , eſt falſum; </s>
                  <s xml:id="echoid-s3708" xml:space="preserve">primo, quia non conſiderat
                    <reg norm="differentiam" type="context">differentiã</reg>
                  inten-
                    <lb/>
                  ſionis luminum inter Venerem, & Lunam, cum
                    <reg norm="lumem" type="context">lumẽ</reg>
                  illius ſit magis intenſum, quam
                    <lb/>
                  Lunæ, quia quilibet qui ſano ſit
                    <reg norm="onculo" type="context">õculo</reg>
                  , facile poteſt compræhendere, ſi Lu-
                    <lb/>
                  na eſſet, vbi eſt Venus, aut Venus vbireperitur Luna (quibus in locis eiuſdem ma
                    <lb/>
                  gnitudinis nobis apparerent) ipſa Luna à Venere longè ſuperaretur, & excedere-
                    <lb/>
                  tur ſplendore, & lumine, ita vt ſi etiam verum eſſet, quod per tres gradus inter-
                    <lb/>
                  ualli ſeſe nobis proderet ſexageſima pars luminis (quod in quadraturis nec in vllo
                    <lb/>
                  alio ſitu verum e
                    <unsure/>
                  uadit, reſpectu ad Solem, ideſt vt tres gradus differentiæ ſitus, con
                    <lb/>
                  ſtituant ſexag eſimam partem differentiæ luminis reſpectu noſtri) non ideo tamen </s>
                </p>
              </div>
            </div>
          </div>
        </div>
      </text>
    </echo>