How to gnuplot from data file using mac terminal

Question

I installed gnuplot on OSX Lion. However, I am having difficulty plotting data from a file using the plot command, I get this error prompt,

plot /Users/kukiyuki/Desktop/gnuplottest/test.txt u 1:2 w l
     ^
invalid expression

What am I doing wrong?

sissi_luaty · Accepted Answer · 2013-02-27 23:43:22Z

2

Try using quotes, eg:

gnuplot> plot "./data.txt" #it appears a graph

whereas without quotes your error appears:

gnuplot> plot ./data.txt
              ^
         invalid expression

answered Feb 27, 2013 at 23:43

sissi_luaty

2,87924 silver badges28 bronze badges

Sign up to request clarification or add additional context in comments.

1 Answer 1