Dear Dr Abidi

Salam

As I checked you should use "lcmix" package in R.

For more information check the following addresses:

https://rdrr.io/rforge/lcmix/man/mvexp.html

https://r-forge.r-project.org/scm/viewvc.php/*checkout*/pkg/R/distributions.R?root=lcmix

Best Regards.

Jahanshahi

Thank you My Dear Seyed Mahdi

Yes I used the rmvexp() command but in programe rejected this comand.

you can see the last comand wrote in Bold case

set.seed()

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