From: <[EMAIL PROTECTED]>
Date: Tue 02 Nov 2004 - 00:55:31 EST
> hi: could someone please point me to a function that allows me to
> solve general non-linear functions?
>
> > irr.in <- function(r, c1, c2, c3 ) { return(c1+c2/(1+r) +
> c3/(1+r)^2); }
> > solve.nonlinear( irr.in, -100, 60, 70 );
>
See ?uniroot:
> uniroot(irr.in, c(-1, 1), c1=-100, c2=60, c3=70)
$root
[1] 0.1888196
$f.root
[1] -1.514979e-05
$iter
[1] 8
$estim.prec
[1] 6.103516e-05
Warning message:
NA/Inf replaced by maximum positive value
Andy
> From: [EMAIL PROTECTED]
>
> hi: could someone please point me to a fun