Integral de x*sin(m*x/a) dx
Solución
Respuesta (Indefinida)
[src]
// 0 for m = 0\
|| |
/ || // /m*x\ \ | // 0 for m = 0\
| || ||a*sin|---| | | || |
| /m*x\ || || \ a / m | | || /m*x\ |
| x*sin|---| dx = C - |<-a*|<---------- for - != 0| | + x*|<-a*cos|---| |
| \ a / || || m a | | || \ a / |
| || || | | ||------------ otherwise|
/ || \\ x otherwise / | \\ m /
||----------------------------- otherwise|
\\ m /
∫xsin(amx)dx=C+x({0−macos(amx)form=0otherwise)−⎩⎨⎧0−ma({masin(amx)xforam=0otherwise)form=0otherwise
/ 2 2
|a *sin(m) a *cos(m)
|--------- - --------- for And(m > -oo, m < oo, m != 0)
< 2 m
| m
|
\ 0 otherwise
{−ma2cos(m)+m2a2sin(m)0form>−∞∧m<∞∧m=0otherwise
=
/ 2 2
|a *sin(m) a *cos(m)
|--------- - --------- for And(m > -oo, m < oo, m != 0)
< 2 m
| m
|
\ 0 otherwise
{−ma2cos(m)+m2a2sin(m)0form>−∞∧m<∞∧m=0otherwise
Piecewise((a^2*sin(m)/m^2 - a^2*cos(m)/m, (m > -oo)∧(m < oo)∧(Ne(m, 0))), (0, True))
Estos ejemplos se pueden aplicar para introducción de los límites de integración inferior y superior.