set style line 2 lc rgb '#dd181f' lt 1 lw 2 pt 5 ps 1.5 # --- red
plot'log_exp.txt' index 0 using 1:4 t "No log exp" with linespoints ls 2,\
- 'log_exp.txt' index 0 using 1:2 t "with log exp" with linespoints ls 1,\
- 'log_exp.txt'index 1 using 1:2 t "with_log_exp" with linespoints ls 1
+ 'log_exp.txt' index 0 using 1:2 t "with log exp" with linespoints ls 1,\
+ 'log_exp.txt'index 1 using 1:2 t "with_log_exp" with linespoints ls 1