Dear Mr Michael, Thanks a lot for your guidance. The pdf file describing VGAM package has mentioned 'frechet' in the example, so I got the error.
Regards Katherine On Thursday, 6 November 2014 2:54 PM, Michael Dewey <i...@aghmed.fsnet.co.uk> wrote: On 06/11/2014 06:04, Katherine Gobin wrote: > Dear R forum, > > I am trying to execute following code (Page no 259 - VGAM.pdf) > > # > ......................................................................................................................... > > library(VGAM) > > set.seed(123) > fdata <- data.frame(y1 = rfrechet(nn <- 1000, shape = 2 + exp(1))) > with(fdata, hist(y1)) > fit2 <- vglm(y1 ~ 1, frechet, data = fdata, trace = TRUE) > > # > ......................................................................................................................... > Is it not called frechet2? > > However, I receive following error > > Error in vglm(y1 ~ 1, frechet, data = fdata, trace = TRUE) : > object 'frechet' not found > > > Earlier there used to be a function called "frechet3" which I guess has been > withdrawn by VGAM. > > Kindly guide > > Katherine > [[alternative HTML version deleted]] > > ______________________________________________ > R-help@r-project.org mailing list > https://stat.ethz.ch/mailman/listinfo/r-help > PLEASE do read the posting guide http://www.R-project.org/posting-guide.html > and provide commented, minimal, self-contained, reproducible code. > > > ----- > No virus found in this message. > Checked by AVG - www.avg.com > Version: 2015.0.5557 / Virus Database: 4189/8518 - Release Date: 11/05/14 > > -- Michael http://www.dewey.myzen.co.uk [[alternative HTML version deleted]] ______________________________________________ R-help@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.