Using a Log Scale on the axis

Sometimes, when a plot has drastic changes in one of its variables, it is useful to use a log scale on that axis. For instance, the graph of cosh(x) for x=[-10,10] looked like:

If we wanted to use a logscale on the y axis, we would use the set logscale command. The usage of this command is

To see what logscale is being used, type: To turn logscaling off for a axis, use We if typed the following lines in, We would get the following graph.

This can also be useful for data plots.

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Last Modified: 10/29/96