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sky19
[专家分：0] 发布于 2007-09-07 21:41:00
S=sym('1/(((l-x)^2+(m-y)^2+n^2)^2)');
intS=int(S,'l','-538+1.8*n','538-1.8*n')
运行出现如下提示：
Warning: Explicit integral could not be found.
> In sym.int at 58
intS =
int(1/((l-x)^2+(m-y)^2+n^2)^2,l = -538+1.8*n .. 538-1.8*n)
请教各位这个是什么情况怎么解决啊？谢谢！
intS=int(S,'l','-538+1.8*n','538-1.8*n')
运行出现如下提示：
Warning: Explicit integral could not be found.
> In sym.int at 58
intS =
int(1/((l-x)^2+(m-y)^2+n^2)^2,l = -538+1.8*n .. 538-1.8*n)
请教各位这个是什么情况怎么解决啊？谢谢！
