Éléments de calcul infinitésimal, par m. Duhamel.

DES LIMITES DE SOM'MES. I I) CHAPITRE III. INTEGRATION DES FONCTIONS ALGEBRIQUES RATIONNELLES, 12. Toute fonction rationnelle de x peut etre consideree comme compose d'unne partie entiere et d'une foncF(x) tion d- 7 dans laquelle F(x) sera d'un degre inf~rieur a f(x). La decomposition de la fraction (, d'apres les procedes qui ont ete exposes precedem-ment (tome er, Note 11)9 conduira a l'integration d'expressions ayant respectivernent l'une des forimes suivantes Aldxr Acd (Ax ~- B)dx a:- x - a-.2, - a (x - a)'t (er _ c )2 - J.? (A: x B)dr. _. 2- j -r2-'- e [x — 71 0P9-+ o1t Examiinons-les successivelment. 1~ La premiere donne immnediatement jAd; _=Al(x a) 4- C. 20 On trouvera, pour la seconde, Ar dx A (J - a) (n -- I) ()- a)n-' 3~ Pour la troisieme) on la decomposera o e il suit: (Ax - B)d _ A(- )d.x (Av. -5- B'd. __, a -)2 "_ h2 _ i2 (X -C2,

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Title
Éléments de calcul infinitésimal, par m. Duhamel.
Author
Duhamel, M. (Jean Marie Constant), 1797-1872.
Canvas
Page 2
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 May 1, 2025.
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