Éléments de calcul infinitésimal, par m. Duhamel.

DES LIMITES DE SOIMMES. I On serait arrive plus simplement au meme resultat en poI. - dz sant x -, ce qui aurait donne, que nous avons integre precedemment. La diffnrentielle -_- s'integrera de meme en posant /X2 _- iX x -- Elle devient z -- dlz - ou darccosz; f - Z2 done r dx I -_ — are cos- + C. ddx On traitera de la mmee maniere la differentielle > x qa -4- x1 et l'on trouvera Jdx I a /- /2 - a2 xJ x-/.- a' a x on y ramenera la suivante - _ -~ aa+ x2 en multipliant et divisant par le radical; on trouvera ainsi dx 2 T x Jd _/ai x2_ /a~- 2 — a -- Ia2 — x:2 --:/aX2 a - - C. 24. Considerons encore la differentielle binome d —, \/a2. a2 Va- a.a x -r a at qui se rencontre dans le calcul des oscillations du pendule. On a identiquement finO-Ix - -a) dx r, ydx _ 2 af 4 di J jax -- x \/ax -X2 2 j &x - x2

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Title
Éléments de calcul infinitésimal, par m. Duhamel.
Author
Duhamel, M. (Jean Marie Constant), 1797-1872.
Canvas
Page 22
Publication
Paris,: Gauthier-Villars,
1874-76.
Subject terms
Calculus

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"Éléments de calcul infinitésimal, par m. Duhamel." In the digital collection University of Michigan Historical Math Collection. https://name.umdl.umich.edu/acq9129.0002.001. University of Michigan Library Digital Collections. Accessed April 30, 2025.
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