diff --git a/scratchpad/plotting/gnuplot/command-terminal.gp b/scratchpad/plotting/gnuplot/term1.gp
similarity index 100%
rename from scratchpad/plotting/gnuplot/command-terminal.gp
rename to scratchpad/plotting/gnuplot/term1.gp
diff --git a/scratchpad/plotting/gnuplot/term2.gp b/scratchpad/plotting/gnuplot/term2.gp
new file mode 100644
index 0000000..28e5f10
--- /dev/null
+++ b/scratchpad/plotting/gnuplot/term2.gp
@@ -0,0 +1,21 @@
+reset
+set terminal dumb size 80, 25
+n=100 #number of intervals
+max=5. #max value
+min=-5. #min value
+width=(max-min)/n #interval width
+#function used to map a value to the intervals
+hist(x,width)=width*floor(x/width)+width/2.0
+set xrange [min:max]
+set yrange [0:]
+#to put an empty boundary around the
+#data inside an autoscaled graph.
+set offset graph 0.05,0.05,0.05,0.0
+set xtics min,(max-min)/5,max
+set boxwidth width*0.9
+set style fill solid 0.5 #fillstyle
+set tics out nomirror
+set xlabel "x"
+set ylabel "Frequency"
+#count and plot
+plot "data.dat" u (hist($1,width)):(1.0) smooth freq w boxes lc rgb"green" notitle
diff --git a/scratchpad/plotting/gnuplot/term3.gp b/scratchpad/plotting/gnuplot/term3.gp
new file mode 100644
index 0000000..e0315e4
--- /dev/null
+++ b/scratchpad/plotting/gnuplot/term3.gp
@@ -0,0 +1,13 @@
+reset
+set terminal dumb size 80, 25
+
+n=100 #number of intervals
+max=3. #max value
+min=-3. #min value
+width=(max-min)/n #interval width
+#function used to map a value to the intervals
+hist(x,width)=width*floor(x/width)+width/2.0
+set boxwidth width*0.9
+
+#count and plot
+plot "data.dat" u (hist($1,width)):(1.0) smooth freq w boxes lc rgb"green" notitle