set terminal postscript enhanced colour portrait size 6, 6

set title "Performance of three schedulers"
set key bottom right
set yrange [90:120]
set ylabel "Time taken (%)"
set xlabel "Number of collisions (%)"
set out 'seq_poly_zoom.eps'
plot 'setSchedulerHeapSet_100' using 1:($2/$4*100) title 'HeapSet' w l lw 5, 'setSchedulerMinimalList_100' using 1:($2/$4*100) title 'Minimal List' w l lw 5, 100 w l lw 5 title 'Polymorphic'
unset yrange