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Gnuplot in Action: Understanding Data with Graphs by Philipp K. Janert

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Chapter 7. All about axes

This chapter covers

  • Using multiple axes
  • Selecting plot ranges
  • Customizing tic marks and tic labels
  • Plotting time series with gnuplot

In this chapter, we finally come to coordinate axes and their labeling. Treating them last, after discussing plot styles and decorations, may seem surprising, given how critical well-labeled coordinate axes are to achieving an informative graph. On the other hand, gnuplot’s default behavior for axes-related options is perfectly adequate in almost all situations, so that explicit customization is rarely required.

One topic deserves special consideration, namely, the use of multiple axes on the same plot, and this is what we’ll discuss first. Then we move on and describe all the ways that ...

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