[R] (no subject)

[Hasan Diwan]

Look at the rootSolve package[1] for what you need. Hope it helps... -- H

On Sat, 2 Feb 2019 at 06:46, malika yassa via R-help <r-help using r-project.org>
wrote:

> Please, can you help me I have a equation to solve by newton method but I
> can not do it
> for example
>
> f<-function(x) {
>
>
> 2+X2-X3=0}
> this equation have un solution in [1,2]
> is there a function in R for solve it or i have to programme it
>
>
>
>
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>
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