Marci of Kronland, Johannes Marcus, De proportione motus figurarum recti linearum et circuli quadratura ex motu, 1648

Page concordance

< >
Scan Original
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
< >
page |< < of 145 > >|
    <archimedes>
      <text>
        <body>
          <chap>
            <p type="main">
              <s>
                <pb xlink:href="063/01/102.jpg"/>
              non Architectum agimus. </s>
              <s>Situm ergo conſideramus, quate­
                <lb/>
              nus impulſus à plagâ ad reliqua, quæ ponè ſequuntur, tranſit:
                <lb/>
                <expan abbr="neq;">neque</expan>
              enim in ſuperficie vis hæc finitur, ſed altè penetrat. </s>
              <lb/>
              <s>Aut igitur æqualia, aut inæqualia:
                <expan abbr="atq;">atque</expan>
              hæc maiora, vel mino­
                <lb/>
              ra ſequuntur. </s>
              <s>Videmus autem hunc ferè modum ſervari:
                <lb/>
              ut grandiſſima ſaxa ſint à fronte; quæ cum maximo impetu
                <lb/>
              luctentur: interiora verò tanquam ab ictu iam ſecura negle=
                <lb/>
              ctim ſtrui, ruderibus aut minoribus ſaxis explendo illa inter­
                <lb/>
              valla. quod an rectè fiat dubitamus. </s>
              <s>Nam craſſitudo muri eſt
                <lb/>
              ob firmitatem, quò ſaxa priùs poſita à poſterioribus contine­
                <lb/>
              antur: neceſſe ergo impetum, quo alioquin ſaxa à fronte po­
                <lb/>
              ſita loco moverentur, ſuſtinere. </s>
              <s>At verò quâ ratione impe­
                <lb/>
              tum maioris id quod multò eſt minus ſuſtinebit? Nam per po­
                <lb/>
              riſ: 2 ſi maius percutiat minus,
                <expan abbr="utrũq">utrunq</expan>
              : loco movetur: propte­
                <lb/>
              rea, quòd minus eadem velocitate movetur ex impulſu mino­
                <lb/>
              ri. </s>
              <s>Tametſi ergo partes illæ minores, quæ in muro continen­
                <lb/>
              tur,
                <expan abbr="undiq;">undique</expan>
              ſint concluſæ; quia tamen totum impetum ferre
                <lb/>
              non valent, nec in alias minores hunc exonerare: divelli à
                <lb/>
              primis, & poſteriores urgere,
                <expan abbr="atq;">atque</expan>
              tum metu vacui aërem ſor­
                <lb/>
              bendo, etiam magnas compages diſſolui eſt neceſſe. </s>
            </p>
            <p type="main">
              <s>
                <emph type="italics"/>
              Dices. </s>
              <s>Non eandem rationem videri in muro, ubi omnia per calcem
                <lb/>
              glutinantur, & veluti unum fiunt; at〈que〉 illoram corporum, quæ ſoluta
                <lb/>
              motum & impulſum à ſe recipiunt. </s>
              <s>Licet ergo impulſus à maiori ſaxo
                <lb/>
              in minora tranſiens omnia loco moveat; non tamen idem futurum in
                <lb/>
              muro; cùm illud gluten non minùs coharere faciat, quàm ſi partes
                <lb/>
              eſſent continuæ unius ſaxi maioris. </s>
              <s>Ita〈que〉 duo globuli cerâ coniuncti
                <lb/>
              impulſum ſuſtinent duplo maiorem, ne〈qué〉 à percuſſo primo ſecundus rece­
                <lb/>
              dit: quantò ergo minùs calce revincta ſaxa.
                <emph.end type="italics"/>
              </s>
            </p>
            <p type="main">
              <s>Poſſet quis reſpondere, cùm ſaxa minora maioribus
                <expan abbr="cohæreãt">cohæreant</expan>
              </s>
            </p>
          </chap>
        </body>
      </text>
    </archimedes>
Impressum