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Re: Framed plot provides an extra vertical line


Turning on the Frame doesn't turn off the Axes. You need to get rid of 
the Axes explicitly if you don't want them there.

Frame -> True, Axes -> False

Helen Read
University of Vermont


On 7/8/2012 6:58 PM, Robert McHugh wrote:
> Sometimes I have observed the Plot command produces a plot with an extra
> vertical line. An examples of what I mean is in the first graph below,
> which is a framed plot with specified ticks and grid lines for the x-axis.
>   Note the extra vertical line running the height of the plot at x = 50.  It
> is interesting to note that this vertical line is at the same location that
> Plot would automatically place the y-axis, as shown by the second plot,
> which is an unframed plot with default settings.   Note that in this case,
> the frame ticks and grid spacing was chosen to correspond to a 24 hour
> cycle, i.e. one tick for each day and a 6 hour grid spacing.
>
> There is probably some command that I should add to the first plot to
> suppress this extra vertical line.  Can someone point out what that command
> is?
> Thanks,
> Bob.
>
> tTicks = Range[0, 24 30, 24];
> tGrid = Range[0, 24 30, 6];
>
> Plot[ { Sin[t]}, {t, 24, 24 10 }
>   , PlotRange -> {{24, 24 10}, {-3, 3} }
>   , Frame -> True
>   , FrameTicks -> {tTicks, Automatic}
>   , GridLines -> {tGrid, Automatic}
>
>   ]
>
> Plot[ { Sin[t]}, {t, 24, 24 10 }
>   , PlotRange -> {{24, 24 10},  {-3, 3} }
>   ]
>







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