How to Generate the Matrix (t+1)*m ? (0-1)^n (0-2)^n ,,,, (0-m)^n (1-1)^n (1-2)^n ,,,, (1-m)^n (2-1)^n (2-2)^n ,,,, (2-m)^n .. ... ,,,, ....... (t-1)^n (t-2)^n ,,,, (t-m)^n Appreciate your kindly help! --------------------------------- [[alternative HTML version deleted]]
duoduo chen <duoduoxiaozhan at yahoo.com> wrote:> How to Generate the Matrix (t+1)*m ? > > (0-1)^n (0-2)^n ,,,, (0-m)^n > (1-1)^n (1-2)^n ,,,, (1-m)^n > (2-1)^n (2-2)^n ,,,, (2-m)^n > .. ... ,,,, ....... > (t-1)^n (t-2)^n ,,,, (t-m)^n > > > Appreciate your kindly help!Gee, this question looks awfully familiar! There must be a lot of this going around .... Homework problem? cheers, Rolf Turner rolf at math.unb.ca
M <- matrix(0, t+1, m) for (i in 1:(t+1)) for(j in 1:m) M[i,j] <- (i-1-1-j)^n ________________________________ From: r-help-bounces+myao=ou.edu@stat.math.ethz.ch on behalf of duoduo chen Sent: Mon 2/16/2004 2:41 PM To: R-help@stat.math.ethz.ch Subject: [R] Questions about Matrix How to Generate the Matrix (t+1)*m ? (0-1)^n (0-2)^n ,,,, (0-m)^n (1-1)^n (1-2)^n ,,,, (1-m)^n (2-1)^n (2-2)^n ,,,, (2-m)^n .. ... ,,,, ....... (t-1)^n (t-2)^n ,,,, (t-m)^n Appreciate your kindly help! --------------------------------- [[alternative HTML version deleted]] ______________________________________________ R-help@stat.math.ethz.ch mailing list https://www.stat.math.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide! http://www.R-project.org/posting-guide.html [[alternative HTML version deleted]]
M <- matrix(0, t+1, m) for (i in 1:(t+1)) for(j in 1:m) M[i,j] <- (i-1-j)^n ________________________________ From: r-help-bounces+myao=ou.edu@stat.math.ethz.ch on behalf of duoduo chen Sent: Mon 2/16/2004 2:41 PM To: R-help@stat.math.ethz.ch Subject: [R] Questions about Matrix How to Generate the Matrix (t+1)*m ? (0-1)^n (0-2)^n ,,,, (0-m)^n (1-1)^n (1-2)^n ,,,, (1-m)^n (2-1)^n (2-2)^n ,,,, (2-m)^n .. ... ,,,, ....... (t-1)^n (t-2)^n ,,,, (t-m)^n Appreciate your kindly help! --------------------------------- [[alternative HTML version deleted]] ______________________________________________ R-help@stat.math.ethz.ch mailing list https://www.stat.math.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide! http://www.R-project.org/posting-guide.html [[alternative HTML version deleted]]
whatisit<-function(t,m,n) outer(0:t,1:m,function(x,y)(x-y)^n) > whatisit(3,2,4) [,1] [,2] [1,] 1 16 [2,] 0 1 [3,] 1 0 [4,] 16 1 Yao, Minghua wrote:> M <- matrix(0, t+1, m) > for (i in 1:(t+1)) > for(j in 1:m) > M[i,j] <- (i-1-j)^n > > > ________________________________ > > From: r-help-bounces+myao=ou.edu at stat.math.ethz.ch on behalf of duoduo chen > Sent: Mon 2/16/2004 2:41 PM > To: R-help at stat.math.ethz.ch > Subject: [R] Questions about Matrix > > > > How to Generate the Matrix (t+1)*m ? > > (0-1)^n (0-2)^n ,,,, (0-m)^n > (1-1)^n (1-2)^n ,,,, (1-m)^n > (2-1)^n (2-2)^n ,,,, (2-m)^n > .. ... ,,,, ....... > (t-1)^n (t-2)^n ,,,, (t-m)^n > > > Appreciate your kindly help! > > > > --------------------------------- > > > [[alternative HTML version deleted]] > > ______________________________________________ > R-help at stat.math.ethz.ch mailing list > https://www.stat.math.ethz.ch/mailman/listinfo/r-help > PLEASE do read the posting guide! http://www.R-project.org/posting-guide.html > > > > [[alternative HTML version deleted]] > > ______________________________________________ > R-help at stat.math.ethz.ch mailing list > https://www.stat.math.ethz.ch/mailman/listinfo/r-help > PLEASE do read the posting guide! http://www.R-project.org/posting-guide.html >-- Erich Neuwirth, Computer Supported Didactics Working Group Visit our SunSITE at http://sunsite.univie.ac.at Phone: +43-1-4277-38624 Fax: +43-1-4277-9386