R version 2.15.2 (2012-10-26) -- "Trick or Treat"
Copyright (C) 2012 The R Foundation for Statistical Computing
ISBN 3-900051-07-0
Platform: i686-pc-linux-gnu (32-bit)

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> x <- c(23,20,20,21,24,22,23,20,25,23,27,27,22,24,25,22,28,28,27,25,16,28,21,24,27,14,14,27,20,21,22,21,12,20,24,19,28,23,27,22,27,26,22,21,19,24,19,26,22,28,21,23,28,10,24,21,21,24,24,25,25,23,21,16,17,25,24,23,25,23,28,26,22,19,26,18,18,25,27,12,15,21,23,22,21,24,27,22,28,26,10,19,22,21,24,25,21,20,21,24,23,18,24,24,19,20,18,20,27,23,26,23,17,21,25,23,27,24,20,27,21,24,21,15,25,25,22,24,21,22,23,22,20,23,25,23,22,25,26,22,24,24,25,20,26,21,26,21,22,16,26,28,18,25,23,21,20,25,22,21,16,18)
> par3 = ''
> par2 = 'no'
> par1 = '0'
> ylab = 'Density'
> xlab = 'Value'
> if (par1 == '0') bw <- 'nrd0'
> if (par1 != '0') bw <- as.numeric(par1)
> postscript(file="/var/wessaorg/rcomp/tmp/1zawp1355667063.ps",horizontal=F,onefile=F,pagecentre=F,paper="special",width=8.3333333333333,height=5.5555555555556) 
> mydensity1<-density(x,bw=bw,kernel='gaussian',na.rm=TRUE)
> plot(mydensity1,main='Gaussian Kernel',xlab=xlab,ylab=ylab)
> grid()
> dev.off()
null device 
          1 
> mydensity1

Call:
	density.default(x = x, bw = bw, kernel = "gaussian", na.rm = TRUE)

Data: x (162 obs.);	Bandwidth 'bw' = 0.9712

       x                y            
 Min.   : 7.086   Min.   :5.703e-05  
 1st Qu.:13.043   1st Qu.:6.272e-03  
 Median :19.000   Median :2.191e-02  
 Mean   :19.000   Mean   :4.192e-02  
 3rd Qu.:24.957   3rd Qu.:7.858e-02  
 Max.   :30.914   Max.   :1.142e-01  
> postscript(file="/var/wessaorg/rcomp/tmp/2eaf91355667063.ps",horizontal=F,onefile=F,pagecentre=F,paper="special",width=8.3333333333333,height=5.5555555555556) 
> mydensity2<-density(x,bw=bw,kernel='epanechnikov',na.rm=TRUE)
> plot(mydensity2,main='Epanechnikov Kernel',xlab=xlab,ylab=ylab)
> grid()
> dev.off()
null device 
          1 
> postscript(file="/var/wessaorg/rcomp/tmp/3tzr21355667063.ps",horizontal=F,onefile=F,pagecentre=F,paper="special",width=8.3333333333333,height=5.5555555555556) 
> mydensity3<-density(x,bw=bw,kernel='rectangular',na.rm=TRUE)
> plot(mydensity3,main='Rectangular Kernel',xlab=xlab,ylab=ylab)
> grid()
> dev.off()
null device 
          1 
> postscript(file="/var/wessaorg/rcomp/tmp/45zzi1355667063.ps",horizontal=F,onefile=F,pagecentre=F,paper="special",width=8.3333333333333,height=5.5555555555556) 
> mydensity4<-density(x,bw=bw,kernel='triangular',na.rm=TRUE)
> plot(mydensity4,main='Triangular Kernel',xlab=xlab,ylab=ylab)
> grid()
> dev.off()
null device 
          1 
> postscript(file="/var/wessaorg/rcomp/tmp/5xfmq1355667063.ps",horizontal=F,onefile=F,pagecentre=F,paper="special",width=8.3333333333333,height=5.5555555555556) 
> mydensity5<-density(x,bw=bw,kernel='biweight',na.rm=TRUE)
> plot(mydensity5,main='Biweight Kernel',xlab=xlab,ylab=ylab)
> grid()
> dev.off()
null device 
          1 
> postscript(file="/var/wessaorg/rcomp/tmp/62izo1355667063.ps",horizontal=F,onefile=F,pagecentre=F,paper="special",width=8.3333333333333,height=5.5555555555556) 
> mydensity6<-density(x,bw=bw,kernel='cosine',na.rm=TRUE)
> plot(mydensity6,main='Cosine Kernel',xlab=xlab,ylab=ylab)
> grid()
> dev.off()
null device 
          1 
> postscript(file="/var/wessaorg/rcomp/tmp/7k7zg1355667063.ps",horizontal=F,onefile=F,pagecentre=F,paper="special",width=8.3333333333333,height=5.5555555555556) 
> mydensity7<-density(x,bw=bw,kernel='optcosine',na.rm=TRUE)
> plot(mydensity7,main='Optcosine Kernel',xlab=xlab,ylab=ylab)
> grid()
> dev.off()
null device 
          1 
> 
> #Note: the /var/wessaorg/rcomp/createtable file can be downloaded at http://www.wessa.net/cretab
> load(file="/var/wessaorg/rcomp/createtable")
> 
> a<-table.start()
> a<-table.row.start(a)
> a<-table.element(a,'Properties of Density Trace',2,TRUE)
> a<-table.row.end(a)
> a<-table.row.start(a)
> a<-table.element(a,'Bandwidth',header=TRUE)
> a<-table.element(a,mydensity1$bw)
> a<-table.row.end(a)
> a<-table.row.start(a)
> a<-table.element(a,'#Observations',header=TRUE)
> a<-table.element(a,mydensity1$n)
> a<-table.row.end(a)
> a<-table.end(a)
> table.save(a,file="/var/wessaorg/rcomp/tmp/83i151355667063.tab") 
> 
> try(system("convert tmp/1zawp1355667063.ps tmp/1zawp1355667063.png",intern=TRUE))
character(0)
> try(system("convert tmp/2eaf91355667063.ps tmp/2eaf91355667063.png",intern=TRUE))
character(0)
> try(system("convert tmp/3tzr21355667063.ps tmp/3tzr21355667063.png",intern=TRUE))
character(0)
> try(system("convert tmp/45zzi1355667063.ps tmp/45zzi1355667063.png",intern=TRUE))
character(0)
> try(system("convert tmp/5xfmq1355667063.ps tmp/5xfmq1355667063.png",intern=TRUE))
character(0)
> try(system("convert tmp/62izo1355667063.ps tmp/62izo1355667063.png",intern=TRUE))
character(0)
> try(system("convert tmp/7k7zg1355667063.ps tmp/7k7zg1355667063.png",intern=TRUE))
character(0)
> 
> 
> proc.time()
   user  system elapsed 
  4.201   0.865   5.068