set terminal postscript eps enhanced color solid "Helvetica" 22
set output 'Frumraun_05.eps'
set ytics -1.0,0.5,1.0
set xtics 0,0,0
set xtics add ("{/Symbol p}" 3.14159)
set xtics add ("-{/Symbol p}" -3.14159)
set xtics add ("0" 0.0)
set xlabel 'x'
set ylabel 'f(x)'
h(x) = exp(-x**2)
g(x) = cos(-8*x)
f(x) = h(x)*g(x)
set nokey
plot [-pi:pi]  f(x) w l lw 2,\
               h(x) w l lt 2,\
              -h(x) w l lt 2