#plot "Fe\ 1.48kV\ hikaru_s.txt"
g(x)=a*exp(-(x-b)**2/(2*c**2))
#gg(x)=aa*exp(-(x-bb)**2/(2*cc**2))
#ggg(x)=aaa*exp(-(x-bbb)**2/(2*ccc**2))
#f(x)=g(x)+gg(x)+ggg(x)
a=50
b=130
c=40
#aa=34.3306
#bb=193.992
#cc=33.9364
#aaa=261.677
#bbb=365.846
#ccc=29.6213

fit [70:200] g(x) "Fe\ 1.48kV\ masu.txt" via a,b,c#,aa,bb,cc,aaa,bbb,ccc
#set grid
#set xlabel "Channel"
#set ylabel "Count"
#set xrange[0:600]

plot "Fe\ 1.48kV\ masu.txt",g(x)#,gg(x),ggg(x)

#set terminal postscript enhanced color
#set output "test.ps"
#replot
#set output
#set terminal windows