search for: formual

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2005 Sep 28
1
need suggestion about building formual
hi, I'm an newbie for R,I want do some fitting in R. I wander if it is possible to write a few of equations but only one formual when fitting Currently,My problem is,in R, is there methods combination a few equations into one formual? For example, y=f1(k); k=f2(t); t=f3(x); although it is certain that the can be equations turn into one formual as y~f(x),but write such a complexity string make me painful. I have search...