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...time I try to open the editor from the R IDE, R crashes. So I always have to copy my codes from notepad and paste in R to run them. CAn someone tell me if I am doing anything wrong or is there a better editor(freeware) which I could get. thanks cilver ===== ===================== Sylvie B. Forkusam Eppelheimer Str.52/A2-5-2 69115 Heidelberg, Germany Tel: (0049)-06221/346913 Mobile: 0179-6816276

Hi, I would like to increase the Precision of R by increasing the Number of decimal places in calcultaions. I get about 7 decimal places and would like to have over 15. is the a means to inflence this? Thanks ===== ===================== Sylvie B. Forkusam Eppelheimer Str.52/A2-5-2 69115 Heidelberg, Germany Tel: (0049)-06221/346913 Mobile: 0179-6816276

...1 sr <- function(){ i<-i+3 i<- sqrt(i) } cat(i) } This is just an example. My main problem is defining i like a global variable which I can use in the sub- and main functions without any complicated switches. Thanks in advance. cilver ===== ===================== Sylvie B. Forkusam Eppelheimer Str.52/A2-5-2 69115 Heidelberg, Germany Tel: (0049)-06221/346913 Mobile: 0179-6816276

Hi, Can someone please tell me what such an error message could mean. i.e where a problem must have arised. Error in uniroot(function(n) eval(p.body) - power, c(2, 1e+07)) : f() values at end points not of opposite sign Thank you cilver ===== ===================== Sylvie B. Forkusam Eppelheimer Str.52/A2-5-2 69115 Heidelberg, Germany Tel: (0049)-06221/346913 Mobile: 0179-6816276

...tion: p<-read.table(file="FILENAME ", header=TRUE,sep=";") and later used the data.Frame() function. It functions when the file has only a row of variables. When I insert the second row I get an error message. How do I do this ===== ===================== Sylvie B. Forkusam Eppelheimer Str.52/A2-5-2 69115 Heidelberg, Germany Tel: (0049)-06221/346913 Mobile: 0179-6816276 ======================= __________________________________ Free Pop-Up Blocker - Get it now

...ge: the condition has length > 1 and only the first element will be used in: if (f(lower, ...) * f(upper, ...) >= 0) stop("f() values at end points not of opposite sign") ...which I do not get when I use just one row. Thanks sylvie ===== ===================== Sylvie B. Forkusam Eppelheimer Str.52/A2-5-2 69115 Heidelberg, Germany Tel: (0049)-06221/346913 Mobile: 0179-6816276 ======================= __________________________________ Free Pop-Up Blocker - Get it now