Hi,
not sure if that is what you are looking for, but have a look at
cmb<-t(combn(c(0,3,5,8),2)) #get all pairs of combinations
cbind(cmb,apply(cmb,1,diff)) #for each pair, get the difference
cheers
Am 01.08.2012 12:29, schrieb loyolite270:
> Hi
>
> I need to optimize the below function:
>
> a=function(x){
> A=x[1]
> B=x[2]
> C=B-A
> return(C)
> }
>
> I need to optimize the above function such that x can be any combination of
> these number (0,3,5,8) of vector length 2
> (i.e) x can be (3,0), (5,0), (8,0), (3,5), (3,8), (5,8), ...... etc
>
> can someone please help me solve this problem ?
>
>
>
>
> --
> View this message in context:
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> Sent from the R help mailing list archive at Nabble.com.
>
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--
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Department of Medical Biometry and Epidemiology
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