Nothing
`DnegUp` <- function(r,k,n,cc,chiquant,verbose=FALSE,cex=1,curcol="black",curtyp="dotted")
{
# draw the upper cl for D<0, chisquare with cc
kra <- k^2
krb <- -1.5*k^2
krc <- 1.5*k^2 + 2*k - chiquant/n
krd <- 2*chiquant/n - 2*k
kre <- 1 + 2*k - chiquant/n
coefr <- c(kra,krb,krc,krd,kre)
out <- polyroot(coefr)
Imout <- round(abs(Im(out)),digits=6)
Reout <- round(Re(out),digits=8)
nroot <- length(out)
lmidroots <- data.frame(1:nroot,out,Imout,Reout,Imout<1e-10,HWChisqccCurve(1-Reout,Reout,chiquant,n,curvetype="DnegUp"),round(2*Reout,digits=8))
colnames(lmidroots) <- c("Root","Value","Im","Re","Im<1e-10","rAB","check")
if(verbose) cat("D<0; Upper Curve\n")
# paint the upper part of the curve
ql <- CheckRoots(lmidroots,verbose=verbose,mini=FALSE)
DnegUL <- ql
if (!is.null(ql)) {
q <- seq(ql,1-ql,by=0.005)
p <- 1-q
qt <- 2*(q-0.5)/sqrt(3)
ul <- 2*p*q-2*cc*(1-p*q)/n+2*sqrt(cc^2*p*q*(p*q-0.5)/n^2 + p^2*q^2*chiquant/n)
points(qt,ul,col=curcol,type="l",cex=cex,lty=curtyp)
}
# paint a second lower part of the curve.
d1 <- (-3*cc^2 - 4*n*cc)/(2*n^2)
d2 <- (2*cc-chiquant)/n + 1
kla <- (cc/n)^2
klb <- d1
klc <- d2-d1
kld <- -2*d2
kle <- d2
lcoef <- c(kla,klb,klc,kld,kle)
lout <- polyroot(lcoef)
Imlout <- round(abs(Im(lout)),digits=6)
Relout <- Re(lout)
nlroot <- length(lout)
lroots <- data.frame(1:nlroot,lout,Imlout,Relout,Imlout<1e-10,round(HWChisqccCurve(1-Relout,Relout,chiquant,n,curvetype="DnegUp"),digits=10),0)
colnames(lroots) <- c("Root","Value","Im","Re","Im<1e-10","rAB","check")
if(verbose) {
cat("Zeros Upper curve::\n")
print(lroots)
}
ql <- CheckRoots(lroots,verbose=verbose)
qlu <- CheckRoots(lmidroots,verbose=verbose,mini=TRUE)
ql <- min(ql,qlu)
qlu <- max(ql,qlu)
if(verbose) print(ql)
DnegUL <- ql
if (!is.null(ql)) {
q <- seq(ql,qlu,by=0.005)
p <- 1-q
qt <- 2*(q-0.5)/sqrt(3)
ul <- 2*p*q-2*cc*(1-p*q)/n+2*sqrt(cc^2*p*q*(p*q-0.5)/n^2 + p^2*q^2*chiquant/n)
points(qt,ul,col=curcol,type="l",cex=cex,lty=curtyp)
q <- seq(1-qlu,1-ql,by=0.005)
p <- 1-q
qt <- 2*(q-0.5)/sqrt(3)
ul <- 2*p*q-2*cc*(1-p*q)/n+2*sqrt(cc^2*p*q*(p*q-0.5)/n^2 + p^2*q^2*chiquant/n)
points(qt,ul,col=curcol,type="l",cex=cex,lty=curtyp)
}
return(DnegUL=DnegUL)
}
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