Varignon, Pierre
,
Projet d' une nouvelle mechanique : avec Un examen de l' opinion de M. Borelli sur les propriétez des poids suspendus par des cordes
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EXAMEN DE L’OPINION
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tr’elles, il ſuit auſſi que les angles MIK & </
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ſoutenus avec
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des cordes ſeu-
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lement.</
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ſont égaux; </
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<
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KN, les angles en M & </
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auſſi-bien que les lignes IK & </
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& </
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core IM ſera égale à EN. </
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<
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<
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</
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Donc PQ eſt égale à VQ: </
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& </
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CP moins CV, eſt égal à deux fois CQ. </
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que les triangles CGL, & </
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que CG eſt double de CK; </
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CQ: </
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ou (fig. </
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à CL. </
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17.</
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précédente, on trouvera préſentement que chacune des
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puiſſances A, B, D, E, F, &</
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ſoutiennent, comme chacune de leurs proportionelles CG, CR,
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CM, CN, CP, &</
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celle de leurs profondeurs.</
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<
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HM, LN, QP, &</
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Nn, Pp, &</
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rection du poids T, prolongée indéfiniment de part
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& </
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précédent. </
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Ch: </
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