Full_Name: Chris Andrews
Version: 2.4.1
OS: Windows XP
Submission from: (NULL) (128.205.90.25)
# CDF works as expected (=0)
pnorm(-Inf) # 0
plnorm(0) # 0
# specifying lower.tail=FALSE should give survival function (=1)
pnorm(-Inf, lower.tail=FALSE) # 1
plnorm(0, lower.tail=FALSE) # 0 != 1