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Dear all, Is there any method in R to find all possible nonnegative integer solutions to the linear equation with unit coefficients as follow: X1+X2+...+Xk=N Thank you, Amin Zollanvari

Dear All, Is there any function in R for computing "multivariate chi-square distribution"? How about "multivariate gamma distribution"? I appreciate any comment on this subject. Thank you, Amin Zollanvari PhD student Department of Electrical and Computer Engineering, Texas A&M University, College Station, TX

Dear All, I think I have followed everything for building my first R package (Downloading Rtools, necessary files in necessary locations, no space in path and...). But when in command Prompt I write "Rcmd check mypackage" the first few steps are "OK" but then it gives the following error: checking whether package roots can be installed.....ERROR installation failed see