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I am trying to write a function that will solve a simple system of nonlinear equations for the parameters that describe the beta distribution (a,b) given the mean and variance. mean = a/(a+b) variance = (a*b)/(((a+b)^2) * (a+b+1)) Any help as to where to start would be welcome. -- Scott Story Graduate Student MSU Ecology Department 319 Lewis Hall Bozeman, Mt 59717 406.994.2670 sstory at

Hello, I am exploring the TCLTK package under R and try to load and use additional TCL libraries (under Windows, with TCL8.3). For example : > addTclPath("C:/TCL/lib/bwidget1.5") > tclRequire("BWidget") <Tcl> 1.5 Loading seems to work, but when I try to create a specific widget : # The main window appears correctly > top=tktoplevel() # Trying to insert a

Dear members, I have spent some time to make clear how I could write R programs from within EMACS using the ESS package, under Win98. Unfortunately, I have found this not quite clear for Windows 98 (though a lot of details are provided for UNIX). I have tried to create a .emacs file with a command such as (load "PATH/ess-site.el") and also added a "PATH=...\rw1010\" line in