Newton, Isaac, Philosophia naturalis principia mathematica, 1713

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                  <s>Sit
                    <emph type="italics"/>
                  ABL
                    <emph.end type="italics"/>
                  Globus,
                    <emph type="italics"/>
                  C
                    <emph.end type="italics"/>
                  centrum ejus,
                    <emph type="italics"/>
                  BPV
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                  Rota ei inſiſtens,
                    <emph type="italics"/>
                  E
                    <emph.end type="italics"/>
                    <lb/>
                    <arrow.to.target n="note111"/>
                  centrum Rotæ,
                    <emph type="italics"/>
                  B
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                  punctum contactus, &
                    <emph type="italics"/>
                  P
                    <emph.end type="italics"/>
                  punctum datum in pe­
                    <lb/>
                  rimetro Rotæ. </s>
                  <s>Concipe hanc Rotam pergere in circulo maximo
                    <lb/>
                    <emph type="italics"/>
                  ABL
                    <emph.end type="italics"/>
                  ab
                    <emph type="italics"/>
                  A
                    <emph.end type="italics"/>
                  per
                    <emph type="italics"/>
                  B
                    <emph.end type="italics"/>
                  verſus
                    <emph type="italics"/>
                  L,
                    <emph.end type="italics"/>
                  & inter eundum ita revolvi ut ar­
                    <lb/>
                  cus
                    <emph type="italics"/>
                  AB, PB
                    <emph.end type="italics"/>
                  ſibi invicem ſemper æquentur, atque punctum illud
                    <lb/>
                    <emph type="italics"/>
                  P
                    <emph.end type="italics"/>
                  in perimetro Rotæ datum interea deſcribere Viam curvilineam
                    <lb/>
                    <emph type="italics"/>
                  AP.
                    <emph.end type="italics"/>
                  Sit autem
                    <emph type="italics"/>
                  AP
                    <emph.end type="italics"/>
                  Via tota curvilinea deſcripta ex quo Rota
                    <lb/>
                  Globum tetigit in
                    <emph type="italics"/>
                  A,
                    <emph.end type="italics"/>
                  & erit Viæ hujus longitudo
                    <emph type="italics"/>
                  AP
                    <emph.end type="italics"/>
                  ad duplum
                    <lb/>
                    <figure id="id.039.01.163.1.jpg" xlink:href="039/01/163/1.jpg" number="97"/>
                    <lb/>
                  ſinum verſum arcus 1/2
                    <emph type="italics"/>
                  PB,
                    <emph.end type="italics"/>
                  ut 2
                    <emph type="italics"/>
                  CE
                    <emph.end type="italics"/>
                  ad
                    <emph type="italics"/>
                  CB.
                    <emph.end type="italics"/>
                  Nam recta
                    <emph type="italics"/>
                  CE
                    <emph.end type="italics"/>
                  (ſi
                    <lb/>
                  opus eſt producta) occurrat Rotæ in
                    <emph type="italics"/>
                  V,
                    <emph.end type="italics"/>
                  junganturque
                    <emph type="italics"/>
                  CP, BP,
                    <lb/>
                  EP, VP,
                    <emph.end type="italics"/>
                  & in
                    <emph type="italics"/>
                  CP
                    <emph.end type="italics"/>
                  productam demittatur normalis
                    <emph type="italics"/>
                  VF.
                    <emph.end type="italics"/>
                  Tan­
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                  gant
                    <emph type="italics"/>
                  PH, VH
                    <emph.end type="italics"/>
                  Circulum in
                    <emph type="italics"/>
                  P
                    <emph.end type="italics"/>
                  &
                    <emph type="italics"/>
                  V
                    <emph.end type="italics"/>
                  concurrentes in
                    <emph type="italics"/>
                  H,
                    <emph.end type="italics"/>
                  ſecetque
                    <lb/>
                    <emph type="italics"/>
                  PH
                    <emph.end type="italics"/>
                  ipſam
                    <emph type="italics"/>
                  VF
                    <emph.end type="italics"/>
                  in
                    <emph type="italics"/>
                  G,
                    <emph.end type="italics"/>
                  & ad
                    <emph type="italics"/>
                  VP
                    <emph.end type="italics"/>
                  demittantur normales
                    <emph type="italics"/>
                  GI, HK.
                    <emph.end type="italics"/>
                  </s>
                </p>
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