search for: saeqn

Displaying 1 result from an estimated 1 matches for "saeqn".

2006 Jul 29
1
uniroot
Hello, I am struggling to find the root of a exponent function. "uniroot" is complaining about a values at end points not of opposite sign? s<- sapply(1:length(w),function(i) + { + + + + + uniroot(saeqn,lower=-5000,upper=0.01036597923,l=list(t=w[i],gp=gp))$root + }) Error in uniroot(saeqn, lower = -5000, upper = 0.01036597923, l = list(t = w[i], : f() values at end points not of opposite sign > and here is my fonction "saeqn". > saeqn<-function(s,l) + { + +...