# Preparing data
clear
reset
set datafile separator ","
set datafile missing "NaN"
set bmargin at screen 0.15
set lmargin at screen 0.15
file="../datos/datos-inicio-mexico.csv"
set linestyle 1 lc rgb 'black' pt 6 ps 2  # circle
set linestyle 2 lt 0 lw 3.3
# 1 Expo
set terminal png
set output "1-1.png"
f(x) = c*exp(d*x)
fit f(x) file using 2:3 via c, d
set xlabel 'Días de Contagio' font ',12'
set xtics font ", 11"
show xlabel
set ytics font ", 11"
set ylabel 'Casos Confirmados' font ',14'
set label sprintf("f(x)=%f*e(%f*x)", c, d) at graph 0.01,0.85 font ',12'
set title 'Figura 1: Modelo Exponencial.' font ',16'
show title
set key left top font ',10'  box 3
plot file using 2:3 title 'Casos' w p ls 1, \
     f(x) with lines ls 2 title 'Exponencial'
set output 
unset output
unset label