# set terminal pngcairo  transparent enhanced font "arial,10" fontscale 1.0 size 600, 400 
# set output 'errorbars.9.png'
unset errorbars
set style data lines
set nomxtics
set title "yerrorbars with no crossbar" 
set trange [ * : * ] noreverse nowriteback
set urange [ * : * ] noreverse nowriteback
set vrange [ * : * ] noreverse nowriteback
set xlabel "Resistance [Ohm]" 
set xrange [ * : * ] noreverse writeback
set x2range [ * : * ] noreverse writeback
set ylabel "Power [W]" 
set yrange [ * : * ] noreverse writeback
set y2range [ * : * ] noreverse writeback
set zrange [ * : * ] noreverse writeback
set cbrange [ * : * ] noreverse writeback
set rrange [ * : * ] noreverse writeback
set colorbox vertical origin screen 0.9, 0.2 size screen 0.05, 0.6 front  noinvert bdefault
n(x)=1.53**2*x/(5.67+x)**2
NO_ANIMATION = 1
## Last datafile plotted: "battery.dat"
plot [0:50] "battery.dat" u 1:2:4 t "Power" w yerr, n(x) t "Theory" w lines