Code in constrOptim() (R-2.0.0, package stats):
if (any(ui %*% theta - ci <= 0))
stop("initial value not feasible")
but the help page tells us in Section "Details":
"The feasible region is defined by ui %*% theta - ci >= 0."
Uwe Ligges
--please do not edit the information below--
Version:
platform = i386-pc-mingw32
arch = i386
os = mingw32
system = i386, mingw32
status =
major = 2
minor = 0.0
year = 2004
month = 10
day = 04
language = R
Windows NT 4.0 (build 1381) Service Pack 6
Search Path:
.GlobalEnv, package:methods, package:stats, package:graphics,
package:grDevices, package:datasets, package:utils, package:fortunes,
Autoloads, package:base
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