Re: Re: Problems with simulating society ch4 section 4.3

*To*: mathgroup at smc.vnet.net*Subject*: [mg35571] Re: [mg35546] Re: Problems with simulating society ch4 section 4.3*From*: Tomas Garza <tgarza01 at prodigy.net.mx>*Date*: Fri, 19 Jul 2002 06:08:47 -0400 (EDT)*References*: <ah3305$t1r$1@smc.vnet.net> <200207180706.DAA05316@smc.vnet.net>*Sender*: owner-wri-mathgroup at wolfram.com

It is difficult to reproduce your problem if you don't send a small sample of the kind of data you're using. BTW, why do you call Graphics`MultipleListPlot` twice (once with << and again with Needs)? Tomas Garza Mexico City ----- Original Message ----- From: "Katherine Geel" <katherine at .burgercom.co.za> To: mathgroup at smc.vnet.net Subject: [mg35571] [mg35546] Re: Problems with simulating society ch4 section 4.3 > I have now managed to sort out my problem, however I still cannot get the > graphical plot to run for either of these two simulations. If anyone has any > ideas as to why MultipleListPLots sometimes just hang without giving any > indication, could you please let me know. > thanks > Katherine Geel > This is the attempted plot: > avgResourceLevel[lat_, strat_] := > (Apply[Plus, #]/Length[#]) &[ > Cases[lat, {_, _, strat, _, x_} :> x, 2]]; > << Graphics`Graphics` > << Graphics`MultipleListPlot` > Needs["Graphics`MultipleListPlot`"] > MultipleListPlot[ > Map[avgResourceLevel[#, 1] &, results], > Map[avgResourceLevel[#, 0] &, results], > SymbolShape -> None, > PlotJoined -> True, > PlotLegend -> {"Good Guy", "Bad Guy"}, > AxesLabel -> {"Time", "Resource Level"}, > LegendShadow -> {-0.05, -0.05}] > > "Katherine Geel" <katherine at removethis.burgercom.co.za> wrote in message > news:ah3305$t1r$1 at smc.vnet.net... > > Hi > > I am hoping that someone can help me as I am fairly desperate for an > answer. > > I am attempting to do two things: one to run a simulation from the gaylord > > and d'andria book "simulating society", the one on page89, section 4.3. > For > > some unknown reason the simulation runs, however the graphical plot just > > hangs for ever and ever. My computer does have the necessary power so I > > don't know what the problem is. The second thing I am trying to do is run > my > > own (partly) simulation of the repeated prisoner's dilemma, with two > types, > > Tit-for-tat players and defectors, and have the two types interact, then > > change their type depending on the average payoff in their immediate Moore > > neighbourhood, and then walk. For some reason I get the following error > > which I have no idea how to get rid of ( this is why I am attempting to > run > > the section 4.3 simulation as it does something similar). > > > > I've attached the code of section 4.3 on the off chance someone knows what > > the problem is. > > > > [Contact the author to get the code - moderator] > > > > Thanks > > Katherine Geel > > > > > > >

**References**:**Re: Problems with simulating society ch4 section 4.3***From:*"Katherine Geel" <katherine@removethis.burgercom.co.za>