Integral de (x*x^d)/((x^2+4)^3)^0,5 dx
Solución
/ d
| -
| d 2 / d\ /1 d\
|-(-1) *4 *Gamma|1 + -|*Gamma|- - -|
| \ 2/ \2 2/ /re(d) 3 re(d) \
|------------------------------------ for And|----- > -1, - - + ----- < -1|
| ____ \ 2 2 2 /
| 2*\/ pi
|
| 0
| /
< |
| | d
| | x*x
| | --------------- dx otherwise
| | ___________
| | / 3
| | / / 2\
| | \/ \4 + x /
| |
| /
| -oo
\
⎩⎨⎧−2π(−1)d42dΓ(21−2d)Γ(2d+1)−∞∫0(x2+4)3xxddxfor2re(d)>−1∧2re(d)−23<−1otherwise
=
/ d
| -
| d 2 / d\ /1 d\
|-(-1) *4 *Gamma|1 + -|*Gamma|- - -|
| \ 2/ \2 2/ /re(d) 3 re(d) \
|------------------------------------ for And|----- > -1, - - + ----- < -1|
| ____ \ 2 2 2 /
| 2*\/ pi
|
| 0
| /
< |
| | d
| | x*x
| | --------------- dx otherwise
| | ___________
| | / 3
| | / / 2\
| | \/ \4 + x /
| |
| /
| -oo
\
⎩⎨⎧−2π(−1)d42dΓ(21−2d)Γ(2d+1)−∞∫0(x2+4)3xxddxfor2re(d)>−1∧2re(d)−23<−1otherwise
Piecewise((-(-1)^d*4^(d/2)*gamma(1 + d/2)*gamma(1/2 - d/2)/(2*sqrt(pi)), (re(d)/2 > -1)∧(-3/2 + re(d)/2 < -1)), (Integral(x*x^d/sqrt((4 + x^2)^3), (x, -oo, 0)), True))
Estos ejemplos se pueden aplicar para introducción de los límites de integración inferior y superior.