[R] Eyeball problem ...
ben at eno.Princeton.EDU
Wed Feb 3 16:05:22 CET 1999
Sorry to respond twice.
More poking around identifies (under "?par")
tck: The length of tick marks as a fraction of the
smaller of the width or height of the plotting
region. If `tck=1', grid lines are drawn. The
default setting is to use `tcl=-0.5' (see below).
If we had a col.tick (and possibly a lty.tick) parameter as well that
would provide a bit more flexibility for plotting grids ...
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