[R] what is wrong with this code?
Sundar Dorai-Raj
sdorairaj at gmail.com
Tue May 19 22:52:48 CEST 2009
You're missing a ")" off end of the first line. You should consider
using an editor (e.g. ESS/Emacs) that does parentheses matching. I
found this in less than 5 sec (less time than I'm taking to write you
a note) by cut and pasting in Emacs.
--sundar
On Tue, May 19, 2009 at 12:52 PM, deanj2k <dl120 at le.ac.uk> wrote:
>
> dlogl <- -(n/theta)-sum((y/(theta)^2)*((1-exp(y/theta))/(1+exp(y/theta)))
>
> d2logl <- (n/theta^2) - sum((-2y/theta^3)*(1-exp(y/theta))/(1+exp(y/theta)))
> - sum(((2*y/theta^4)*exp(y/theta))/((1+exp(y/theta))^2))
>
> returns the error message:
> Error: unexpected symbol in:
> "dlogl <- -(n/theta)-sum((y/(theta)^2)*((1-exp(y/theta))/(1+exp(y/theta)))
> d2logl"
>
> do you know what i have done wrong
> --
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