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Re: Re: Piecewise symbol in 5.1

• To: mathgroup at smc.vnet.net
• Subject: [mg52387] Re: Re: Piecewise symbol in 5.1
• From: "Steve Luttrell" <steve_usenet at _removemefirst_luttrell.org.uk>
• Date: Thu, 25 Nov 2004 05:50:14 -0500 (EST)
• References: <cnuoqq$ss5$1@smc.vnet.net>
• Sender: owner-wri-mathgroup at wolfram.com

That fixes the problem. Thanks.

Steve Luttrell

"John Fultz" <jfultz at wolfram.com> wrote in message 
news:cnuoqq$ss5$1 at smc.vnet.net...
> It sounds like the installation of fonts in an upgrade scenario isn't as
> reliable as it should be.  What various people are describing here is that
> some or all of the Mathematica fonts being used are coming from their 5.0
> (or possibly earlier) installation rather than the 5.1 installation.  We
> are investigating the problem to try to determine under exactly what
> circumstances this happens and how to fix it.
>
> I'm including some instructions below on how to fix the problem under
> Windows.  If you have difficulties, or are experiencing problems on
> platforms other than Windows, you should contact Technical Support at
> support at wolfram.com.
>
> First, to determine if you have a problem, copy and paste the following
> into 5.1...
>
> \[ConjugateTranspose] \[Transpose] \[Piecewise]
>
> You should see characters which look kind of like a plus, a T, and a left
> brace.  If you don't, try rebooting your system.  If the problem still
> persists, then...
>
> * Open the Fonts control panel.
> * Find all fonts which begin with the name "Mathematica" and delete
>  them (if you find fonts beginning with "Math", you shouldnt' delete
>  those).
> * Double-check to make sure they're all gone.  This is important, since
>  occasionally, multiple copies of a font can be installed, and a font
>  can reappear after you deleted it.  If there are some fonts which
>  refuse to go away, reboot the system and try again.
> * In the Mathematica 5.1 installation directory, which is probably...
>      C:\Program Files\Wolfram Research\Mathematica\5.1
>  open the subdirectory
>      SystemFiles\Fonts\TrueType
> * Select all of the files in this directory, and drag them to the Fonts
>  control panel window.  You'll briefly get a progress dialog indicating
>  that the fonts are being installed.
>
> Sincerely,
>
> John Fultz
> jfultz at wolfram.com
> User Interface Group
> Wolfram Research, Inc.
>
>
> On Mon, 22 Nov 2004 01:28:44 -0500 (EST), Steve Luttrell wrote:
>> That's what I see as well (Mathematica 5.1 on Windows XP), except that
>> the
>>
>> long vertical bar has a small empty rectangle at its upper right corner
>> (occasionally the rectangle is replaced by a small T). I'm fairly sure
>> this
>> isn't intentionally a new notation, so there must be a font problem
>> somewhere.
>>
>> Steve Luttrell
>>
>> "Murray Eisenberg" <murray at math.umass.edu> wrote in message
>> news:cnq2vo$2fs$1 at smc.vnet.net...
>>> In the downloadable AddendumV51.pdf, the display of a piecewise
>>> definition, e.g., of
>>>
>>> Piecewise[{{x < 0, -1}, {x >= 0, 1}}]
>>>
>>> is shown with a large curly brace to the left of the pieces.  But in my
>>> Mathematica 5.1 under Windows 5.1, I see a long vertical bar.
>>>
>>> What do you see?
>>>
>>> --
>>> Murray Eisenberg                     murray at math.umass.edu
>>> Mathematics & Statistics Dept.
>>> Lederle Graduate Research Tower      phone 413 549-1020 (H)
>>> University of Massachusetts                413 545-2859 (W)
>>> 710 North Pleasant Street            fax   413 545-1801
>>> Amherst, MA 01003-9305
>