Ah .. another thing I learnt. Thanks
> You seem confused the library Uwe is talking about is a function
> not a string
>
> These work
>
> library(quantmod)
> library("quantmod")
>
> or
>
> pkg <- "quantmod"
>
> library(pkg) # Doesn't work!
>
> library(pkg, character.only = TRUE) # Works
>
I just tried it.
> library <- "quantmod"
> library
[1] "quantmod"
> typeof(library)
[1] "character"
So how do I , or anyone , assign a string without " "?
> library <- quantmod
Error: object 'quantmod' not found
What about this?
> library <- c("quantmod")
Does it do the job? Sorry if it has b
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hi i have to make my function
y=b*(1-exp(lambda*(t^m))
and my data are in excel file with names:
Year /b/lambda/m
and t is an age in another file calls pcb
could u help me please to calculate all y for all years please
i can make this step by step but i want an program for having all y and plot
the
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