Baliani, Giovanni Battista, De motv natvrali gravivm solidorvm et liqvidorvm

Page concordance

< >
Scan Original
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
< >
page |< < of 177 > >|
    <archimedes>
      <text>
        <body>
          <chap type="bk">
            <pb xlink:href="064/01/076.jpg"/>
            <subchap1 n="12" type="proposition">
              <p type="head">
                <s id="s.000551">PROPOSITIO XII</s>
              </p>
              <subchap2 n="12" type="statement">
                <p type="main">
                  <s id="s.000552">Ductis pluribus lineis diversi mode inclinatis, &
                    <lb/>
                  etiam perpendiculari, quae ab eadem li­
                    <lb/>
                  nea Orizontali terminentur in idem pun­
                    <lb/>
                  ctum inferius; ibi sortiuntur impetus aequales.
                    <figure id="id.064.01.076.1.jpg" xlink:href="064/01/076/1.jpg" number="45"/>
                  </s>
                </p>
              </subchap2>
              <subchap2 n="12" type="proof">
                <p type="main">
                  <s id="s.000553">Sint lineae BD CD diversimode inclinatae, & AD
                    <lb/>
                  perpendicularis, ductae a linea Orizontali AC
                    <lb/>
                  ad punctum inferius D. </s>
                  <s id="s.000554">Dico gravia a punctis
                    <lb/>
                  A B C digressa, & in eis lata, in D sortiri im­
                    <lb/>
                  petus aequales.</s>
                </p>
                <p type="main">
                  <s id="s.000555">Fiat DEF parallela ad AC
                    <arrow.to.target n="marg145"/>
                  , & proinde ori­
                    <lb/>
                  zontalis, ad quam dimittantur perpendicula­
                    <lb/>
                  res BE CF
                    <arrow.to.target n="marg146"/>
                  .</s>
                </p>
                <p type="margin">
                  <s id="s.000556">
                    <margin.target id="marg145"/>
                  Per cor. 8. huius.</s>
                </p>
                <p type="margin">
                  <s id="s.000557">
                    <margin.target id="marg146"/>
                  Per 11. Quinti.</s>
                </p>
                <p type="main">
                  <s id="s.000558">Quoniam gravia ducta per AD, BE, CF in DEF
                    <lb/>
                  habent impetus aequales, quia omnia paria
                    <arrow.to.target n="marg147"/>
                  ,
                    <lb/>
                  & gravia ducta per BD, BE in DE habent im­
                    <lb/>
                  petus aequales, item per CD, CF in DF habent
                    <lb/>
                  impetus aequales
                    <arrow.to.target n="marg148"/>
                  sequitur quod etiam ducta
                    <lb/>
                  per AD, BD, CD sortita sunt in D impetus
                    <lb/>
                  aequales. </s>
                  <s id="s.000559">Quod etc.</s>
                </p>
                <p type="margin">
                  <s id="s.000560">
                    <margin.target id="marg147"/>
                  Per 12. sexti.</s>
                </p>
                <p type="margin">
                  <s id="s.000561">
                    <margin.target id="marg148"/>
                  Per 10. huius.</s>
                </p>
              </subchap2>
              <subchap2 type="corollary">
                <p type="head">
                  <s id="s.000562">Corollarium</s>
                </p>
                <p type="main">
                  <s id="s.000563">Hinc sequitur, quod si ABC non sit linea, sed planum
                    <lb/>
                  Orizontale, item loco puncti D sint plura puncta,
                    <lb/>
                  dummodo in plano Orizontali; gravia in punctis
                    <lb/>
                  D habebunt impetus aequales.</s>
                </p>
              </subchap2>
            </subchap1>
          </chap>
        </body>
      </text>
    </archimedes>