Nothing
bi2aeq2 <- function(rho1,rho2,alpha,p1,p2,beta,qlambd) {
eps <- rho2-1
rho1l <- log(rho1)
rho2l <- log(rho2)
p1l <- log(p1)
q1l <- log(1-p1)
p2l <- log(p2)
q2l <- log(1-p2)
rhoal <- p1l+q2l-q1l-p2l
fakl <- rep(0,2000)
ic1 <- rep(0,2000)
ic2 <- rep(0,2000)
gam1 <- rep(0,2000)
gam2 <- rep(0,2000)
powc <- rep(0,2000)
hypa <- rep(0,2000)
hyp01 <- rep(0,2000)
hyp02 <- rep(0,2000)
raus2 <- 0
problem <- 0
fertig <- 0
fakl[1+0] <- 0
for (i in 1:2000)
{ qi <- i
fakl[1+i] <- fakl[1+i-1] + log(qi) }
n <- 5
repeat
{
GT400 <- 0
GT46 <- 0
GT49 <- 0
qm <- qlambd * n
m <- trunc(qm)
if ((m-qm) < 0) m <- m + 1
ise <- floor(m*p1 + n*p2)
ixl <- max(0,ise-n)
ixu <- min(ise,m)
ixeins <- ceiling(ise*m/(m+n))
hyp01[2+ixu] <- 0
hyp02[2+ixu] <- 0
hypa[2+ixu] <- 0
ooml <- fakl[1+m+n] - fakl[1+ise] - fakl[1+m+n-ise]
for (j in 1:(ixu-ixl+1))
{ ix <- ixu - j
hl <- fakl[1+m]-fakl[1+ix+1]-fakl[1+m-ix-1]+fakl[1+n]-
fakl[1+ise-ix-1]-fakl[1+n-ise+ix+1]
hyp01[2+ix] <- exp(hl + (ix+1)*rho1l - ooml)
hyp02[2+ix] <- exp(hl + (ix+1)*rho2l - ooml)
hypa[2+ix] <- exp(hl + (ix+1)*rhoal - ooml)
hyp01[2+ix] <- hyp01[2+ix] + hyp01[2+ix+1]
hyp02[2+ix] <- hyp02[2+ix] + hyp02[2+ix+1]
hypa[2+ix] <- hypa[2+ix] + hypa[2+ix+1] }
for (ix in ixl:(ixu-1))
{ hyp01[2+ix] <- hyp01[2+ix] / hyp01[2+ixl-1]
hyp02[2+ix] <- hyp02[2+ix] / hyp02[2+ixl-1]
hypa[2+ix] <- hypa[2+ix] / hypa[2+ixl-1] }
hyp01[2+ixl-1] <- 1
hyp02[2+ixl-1] <- 1
hypa[2+ixl-1] <- 1
k <- ixeins
if (2*k < ise || rho1 != 1/rho2)
GT400 <- 1
else
{ hrho1k <- hyp01[2+k] - hyp01[2+k+1]
if (hrho1k >= alpha) GT46 <- 1 }
if (GT46 == 0)
{
k1 <- min(k+5,ise,m)
repeat
{
GT45 <- 0
k2 <- k1-1
hrho1c1 <- hyp01[2+k1-1]
hrho2c1 <- hyp02[2+k1-1]
repeat
{
alpha1 <- hrho1c1 - hyp01[2+k2]
alpha2 <- hrho2c1 - hyp02[2+k2]
if (max(alpha1,alpha2) - alpha > 0) break
k2 <- k2 + 1
if (k2 > ise)
{ GT45 <- 1
break } }
if (GT45 == 1)
{ k1 <- k1-1
next }
{ k2 <- k2-1
if (k2 < k1)
{ inc_l <- 1
inc_r <- 1 }
else
{ k1 <- k1 + 1
inc_l <- 0
inc_r <- 1 } }
repeat
{
bed1 <- 0
bed2 <- 0
bed3 <- 0
alpha1 <- hyp01[2+k1-1] - hyp01[2+k2]
alpha2 <- hyp02[2+k1-1] - hyp02[2+k2]
delalph1 <- alpha - alpha1
delalph2 <- alpha - alpha2
exhyp11 <- hyp01[2+k1-2] - hyp01[2+k1-1]
exhyp12 <- hyp01[2+k2] - hyp01[2+k2+1]
exhyp21 <- hyp02[2+k1-2] - hyp02[2+k1-1]
exhyp22 <- hyp02[2+k2] - hyp02[2+k2+1]
dete <- exhyp11*exhyp22 - exhyp12*exhyp21
gamma1 <- (exhyp22*delalph1-exhyp12*delalph2)/dete
gamma2 <- (exhyp11*delalph2-exhyp21*delalph1)/dete
if ( (min(gamma1,gamma2) < 0 || max(gamma1,gamma2) >= 1) &&
inc_l == 0 && inc_r == 1 )
{ k1 <- k1 - 1
k2 <- k2 - 1
inc_l <- 1
inc_r <- 0
bed1 <- 1 }
if ( (min(gamma1,gamma2) < 0 || max(gamma1,gamma2) >= 1) &&
inc_l == 1 && inc_r == 0 && bed1 == 0)
{ k2 <- k2 + 1
inc_l <- 1
inc_r <- 1
bed2 <- 1 }
if ( (min(gamma1,gamma2) < 0 || max(gamma1,gamma2) >= 1) &&
inc_l == 1 && inc_r == 1 && bed2 == 0)
{ k1 <- k1 - 1
bed3 <- 1
break }
if ( bed1 == 0 && bed2 == 0 && bed3 == 0)
{ GT49 <- 1
break } }
if (GT49 == 1) break
}
}
if (GT46 == 1)
{ icl <- k
icr <- k
gamma1 <- alpha/hrho1k
gamma2 <- gamma1 }
ic1e <- k1-1
ic2e <- k2+1
pagtc1 <- hypa[2+ic1e]
pagtc1mi <- hypa[2+ic1e-1]
pagtc2mi <- hypa[2+ic2e-1]
pagtc2 <- hypa[2+ic2e]
ic1eqc2 <- 0
if (ic1e == ic2e) ic1eqc2 <- 1
pownre <- (pagtc1 - pagtc2mi) * (1-ic1eqc2)
powe <- pownre + gamma1 * (pagtc1mi-pagtc1) * (1-0.5*ic1eqc2) +
gamma2 * (pagtc2mi-pagtc2) * (1-0.5*ic1eqc2)
if (powe-beta > 0)
{ raus2 <- 1
break }
if (powe-beta <= 0)
{ n <- n + 5
if ((1+qlambd)*n-2000 >= 0)
{ cat("Summe der benoetigten Stichprobenumfaenge > 2000")
break } }
}
if (raus2 == 1)
{ pow <- pwexacta(m,n,alpha,q1l,q2l,p1l,p2l,rho1,rho2,rhoal,fakl)
if (pow - beta < 0)
{
repeat
{
n <- n + 5
if ((1+qlambd)*n-2000 >= 0)
{ cat("Summe der benoetigten Stichprobenumfaenge > 2000")
problem <- 1
break }
qm <- qlambd*n
m <- trunc(qm)
if ((m-qm) < 0) m <- m + 1
pow <- pwexacta(m,n,alpha,q1l,q2l,p1l,p2l,rho1,rho2,rhoal,fakl)
if (pow - beta >= 0) break
}
if (problem == 0)
{
repeat
{
n <- n - 1
qm <- qlambd*n
m <- trunc(qm)
if ((m-qm) < 0) m <- m + 1
pow <- pwexacta(m,n,alpha,q1l,q2l,p1l,p2l,rho1,rho2,rhoal,fakl)
if (pow - beta < 0) break }
n <- n + 1
qm <- qlambd*n
m <- trunc(qm)
if ((m-qm) < 0) m <- m + 1
pow <- pwexacta(m,n,alpha,q1l,q2l,p1l,p2l,rho1,rho2,rhoal,fakl)
fertig <- 1 } }
if (pow - beta == 0) fertig <- 1
if (pow - beta > 0)
{
repeat
{
n <- n - 5
qm <- qlambd*n
m <- trunc(qm)
if ((m-qm) < 0) m <- m + 1
pow <- pwexacta(m,n,alpha,q1l,q2l,p1l,p2l,rho1,rho2,rhoal,fakl)
if (pow - beta < 0) break }
repeat
{
n <- n + 1
qm <- qlambd*n
m <- trunc(qm)
if ((m-qm) < 0) m <- m + 1
pow <- pwexacta(m,n,alpha,q1l,q2l,p1l,p2l,rho1,rho2,rhoal,fakl)
fertig <- 1
if (pow - beta >= 0) break } }
cat("\n"," EPS =",eps," ALPHA =",alpha,"\n",
" P1 =",p1," P2 =",p2,"\n",
" BETA =",beta," LAMBDA =",qlambd,"\n","\n",
" M = ",m," N = ",n," POW = ",pow)
}
}
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