Re: more plotting peculiarities
- To: mathgroup at smc.vnet.net
- Subject: [mg124109] Re: [mg124075] more plotting peculiarities
- From: Richard Fateman <fateman at eecs.berkeley.edu>
- Date: Mon, 9 Jan 2012 03:18:32 -0500 (EST)
- Delivered-to: l-mathgroup@mail-archive0.wolfram.com
- References: <201201080922.EAA01272@smc.vnet.net> <4F09EDC6.8020206@math.umass.edu>
On 1/8/2012 11:25 AM, Murray Eisenberg wrote:
> Those results are wholly unsurprising (Version 8). After all, look at
> some sampled values in the domains, e.g.:
>
> Z = (1.0 + 2.0^-47 Range[-5, 5, .1] // NumberForm[#, 15] & )
> 1.02 + 2.0^-47 Range[-5, 5, .1] // NumberForm[#, 15] &
>
> And then take Cos of each list.
>
> Actually, the plot from the first expression does NOT look empty to
> me: I see a thickened horizontal axis located at height y = 0.54.
> Using option AxesOrigin -> {0,0} reveals what appears to be a line at
> that height.
>
Using PlotRange->Full or PlotRange->Automatic should show that line
better. But doesn't.
ListPlot[Z, PlotRange -> {0.9999999999999, 1.0000000000001}] works however.
- References:
- more plotting peculiarities
- From: Richard Fateman <fateman@cs.berkeley.edu>
- more plotting peculiarities