set term postscript eps enhanced "Times-Roman" 26 color
set out 'figSI01a.eps'
set size 1,1
set pointsize 2.4
#set key left
set xtics 0.02
set format y "%2.0t{/Symbol \264}10^{%L}"
set ytics 1e4
set xlabel 'max step size'
set ylabel '{/Symbol t}_{/Symbol a}'
set key left
p "tau4D_N2000_M5_Rmax1.207Rmin0.853SWP0.20phi0.4015.dat" u 1:2 sm cspline lw 4 lc -1 t'',\
"tau4D_N2000_M5_Rmax1.207Rmin0.853SWP0.20phi0.4015.dat" pt 6 lc -1 lw 2 t''