similar to: Rmpi and Ubuntu

Dear R yet again! I finally got the Rmpi package to install! Yay!. However, when I go into R to use it, there is an error with the dyn.load file. This should be simple (allegedly). Please help. Thanks, Sincerely, Erin mailto: hodgess at gator.uhd.edu /home/faculty/hodgess/R-2.6.0/bin [hodgess at gator bin]$ ./R CMD INSTALL Rmpi_0.5-4.tar.gz

Dear R People: Here are my latest attempts for Rmpi: This is the list of locations for mpi.h: /home/faculty/hodgess/mpich2-1.0.5p4/src/include/mpi.h /home/faculty/hodgess/include/mpi.h /home/faculty/hodgess/lam-7.1.4/romio/adio/sgi/mpi3.1/mpi.h /home/faculty/hodgess/lam-7.1.4/share/include/mpi.h /usr/src/linux-2.4.21-20.EL/drivers/addon/fusion_20505/lsi/mpi.h

Dear R People: I am having some trouble with the snow package. It requires MPICH2 and Rmpi. Rmpi is fine. However, I downloaded the MPICH2 package, and installed. There is no mpicc, mpirun, etc. Does anyone have any suggestions, please? Thanks in advance! Sincerely, Erin Hodgess Associate Professor Department of Computer and Mathematical Sciences University of Houston - Downtown mailto:

Hi R people: I installed R-2.6.0 on a Red Hat Linux system and am now trying to install the Rmpi package. The installation cannot seem to find the mpi.h file, even though it exists. Is there a variable that I should be exporting into the process, please? Thanks in advance, Sincerely, Erin Hodgess mailto: hodgess at gator.uhd.edu

Dear R People: I was wondering if there were any packages for parallel programming in R. According to the R-help, at one time there was a package called SNOW. It doesn't seem to exist anymore. Any help would be much appreciated! Sincerely, Erin Hodgess mailto: hodgess@gator.uhd.edu [[alternative(swapped) HTML version deleted]]

Hi guys, I'm trying to install Rmpi on the slave nodes of my cluster. The installation seems to work with no errors or warnings using this command: R CMD INSTALL --configure-args="--with-Rmpi-include=/usr/lib64/openmpi/1.3.2-gcc/include --with-Rmpi-libpath=/usr/lib64/openmpi/1.3.2-gcc/lib --with-Rmpi-type=OPENMPI" Rmpi_0.5-8.tar.gz But when I attempt to load Rmpi I get the

Hi R People: If you have a linear programming problem in which some of the constraints have the "<=", some have ">=" and some have "=", all in the same problem, should the solver work? I'm having trouble with that. Any help much appreciated! Sincerely, Erin Hodgess mailto: hodgess at gator.uhd.eud whoops! mailto: hodgess at gator.uhd.edu

Dear all, I installed Rmpi (without error messages), but when I try to load the library in R I get the following error message: > library(Rmpi) Error in dyn.load(file, ...) : unable to load shared library '/Users/ebruch/Library/R/2.6/library/ Rmpi/libs/i386/Rmpi.so': dlopen(/Users/ebruch/Library/R/2.6/library/Rmpi/libs/i386/Rmpi.so, 6): Library not loaded:

I am working on a SLES 10 cluster with R available on it. To better use my resources, I want to use Rmpi, but I am having a difficult time installing it. I have set the $R_LIBS variable correctly. The MPI libraries are available through the PGI compiler, but this R instance was compiled with GCC. The Rmpi package can be compiled and installed with %R CMD INSTALL Rmpi_0.5-5.tar.gz

Dear R People: When the D function is used for a symbolic derivative, an expression is returned, which is fine. How do you change that expression to a function, please? I've been experimenting with substitute and deparse, but no success yet. This is R 1.8.0 for Windows. thanks in advance for the help! Sincerely, Erin Hodgess mailto: hodgess at gator.uhd.edu

After several trial and error attempts, I managed to install the Rmpi package without error on my Linux machine, running Fedora 5. I installed lam-7.1.2, lam-devel-7.1.2 and R-2.4.1, R-devel-2.4.1 The Package Rmpi_5.0-3.tar.gz, I installed once from within R and once from the command line to make sure, I link the right libraries: R CMD INSTALL Rmpi_5.0-3.tar.gz

Hello R-help! I am a systems administrator for the University of Southern California. I take care of it's general-purpose research cluster, and have recently been asked to provide access to a parallelized R platform. I do not have any previous experience using R, and have only ever had to do anything more then 'yum -y install R'. We have a myrinet MPI network, and use mpich1 as our

Hi Ryszard! There is a dist function in R. It's in the mva package. You can set the kind of distance that you want. Thanks, Erin mailto:hodgess at gator.uhd.edu

Dear R People: Yet again, I am attempting to install R on RedHat Linux. Here is my sorry attempt to date: [hodgess at gator hodgess]$ rpm -vi R.rpm warning: R.rpm: V3 DSA signature: NOKEY, key ID 97d3544e error: cannot write to %sourcedir /usr/src/redhat/SOURCES I only want to write it to my own userid, since I am the only one who uses it. Any suggestions would be much appreciated. Thanks,

Dear R People: Suppose I have the following; xa <- c("There are 5 dogs") I would like to have a new character vector such that xb[1] is There xb[2] is are xb[3] is 5 xb[4] is dogs Since the original vector has length 1, substring will not work. Any suggestions would be MOST welcome! thanks Erin Hodgess Associate Professor Department of Computer and Mathematical Sciences

Dear R People: I downloaded the RPM for Red Hat Linux. How do I install this, please? When I looked at the R Intallation manual, it seemed to be referring to installing from source. Thanks in advance! Sincerely, Erin Hodgess Associate Professor Department of Computer and Mathematical Sciences University of Houston - Downtown mailto: hodgess at gator.uhd.edu

Dear R Users: Was there an answer to the question about using dev.print and win.print to print as horizontal = FALSE, please? I was working on it and I didn't find the solution. R 1.9.1 Windows Thanks, Erin Hodgess mailto: hodgess at gator.uhd.edu

Dear R People: I am trying to split a character vector into a set of individual letters: Ideal: x3 <- c("dog") "d" "o" "g" I tried the following: > strsplit(x3) Error in strsplit(x3) : argument "split" is missing, with no default > strsplit(x3,1) [[1]] [1] "dog" I know that this is incredibly simple, but what am I doing

Dear R People: Suppose I have the 4 numbers: 1,2,3,4. I would like to create a listing of the permutations of 4 items taken 4 at a time. Is there a built in function for that, please? Thanks in advance! R 2-3-1 for Windows or Linux Sincerely, Erin Hodgess Associate Professor Department of Computer and Mathematical Sciences University of Houston - Downtown mailto: hodgess at gator.uhd.edu

Dear R People: In the function "decompose", the object has the class of "decomposed.ts". (from package stats) I would like to see the class definition and the method for the plotting. However, when I use isClass("decomposed.ts") I get "FALSE". When I check getMethods("plot") there is no method for plot on decomposed.ts Any suggestions,