[Rd] uniroot arguments (PR#9139)

[trish at maigret.psy.ohio-state.edu]

<<insert bug report here>>



--please do not edit the information below--

Version:
 platform = i686-redhat-linux-gnu
 arch = i686
 os = linux-gnu
 system = i686, linux-gnu
 status = 
 major = 2
 minor = 2.1
 year = 2005
 month = 12
 day = 20
 svn rev = 36812
 language = R

Locale:
C

Search Path:
 .GlobalEnv, package:methods, package:stats, package:graphics, package:grDevices, package:utils, package:datasets, Autoloads, package:base