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Re: What characters are allowed in mathematica variable names? i.e. how

  • To: mathgroup at smc.vnet.net
  • Subject: [mg126044] Re: What characters are allowed in mathematica variable names? i.e. how
  • From: Jesse Perla <jesseperla at gmail.com>
  • Date: Fri, 13 Apr 2012 04:56:09 -0400 (EDT)
  • Delivered-to: l-mathgroup@mail-archive0.wolfram.com

Sadly, If I am running mathematica on a cluster in batch jobs, connecting
over ssh I don't have much of a choice.  Sometimes I play around on the
frontend to get things working, but it doesn't do me much good if the
output of the batch process is not readable and full of \[...]

On Thu, Apr 12, 2012 at 4:33 PM, Murray Eisenberg <murray at math.umass.edu>wrote:

> Not ever to use the Front End seems like a self-imposed unnecessary
> restriction.
>
>
> On 4/12/12 3:32 PM, Jesse Perla wrote:
>
>> Thanks.  Lets say that I never want to use the FrontEnd and don't want to
>> use any escaped characters (i.e. \[....]) because they are a pain to write
>> and format within command line mathematica.
>>
>>  Is there a list of kosher symbols that are allowed?  In C, for example,
>> it
>> would be all the alphanumeric characters, _, and maybe a few more.
>>
>> On Thu, Apr 12, 2012 at 3:23 PM, Murray Eisenberg<murray at math.umass.**edu<murray at math.umass.edu>
>> >wrote:
>>
>>  \[Breve]
>>>
>>> For such things, in the Mathematica front end, just open the Special
>>> Characters palette. When you locate the character you want and mouse over
>>> it, you'll see a display of its short-cut abbreviation (with Esc). To see
>>> the "purely ascii" form (with \[...]), just select the cell in the
>>> notebook
>>> where you've typed the character with the Esc sequence -- or just
>>> inserted
>>> it from the menu -- and change the display of that cell to reveal the
>>> underlying expression (on Mac, this is Cmd Shift E).
>>>
>>> (Sorry my original version of this message was truncated when I sent it.)
>>>
>>>
>>> On 4/12/12 9:45 AM, Jesse Perla wrote:
>>>
>>>  Thanks.  How would I type that in ascii and would it show up escaped in
>>>> \[....]in a text file on the server?  Assume that I am editing things
>>>> purely in a text file.
>>>>
>>>> On Thu, Apr 12, 2012 at 9:40 AM, Murray Eisenberg<murray at math.umass.***
>>>> *edu<murray at math.umass.edu>
>>>>
>>>>  wrote:
>>>>>
>>>>
>>>>  If you insist on using a character as separator, you could use breve,
>>>>
>>>>> typed as Esc bv Esc (without the spaces, of course).
>>>>>
>>>>>
>>>>> On 4/12/12 2:35 AM, Jesse Perla wrote:
>>>>>
>>>>>  In other languages like C++, _ is a kosher character to be in variable
>>>>>
>>>>>> names.  It is not in mathematica, so things like "my_first_variable"
>>>>>> don't
>>>>>> work.  I have been using a ` to separate out the words to get things
>>>>>> like
>>>>>> my`first`variable, but now realize it is creating other issues due to
>>>>>> the
>>>>>> scoping it introduces.
>>>>>>
>>>>>> Are there are other characters I can use to separate out words in
>>>>>> variable names?
>>>>>>
>>>>>> Thanks
>>>>>>
>>>>>>
>>>>>>  --
>>>>>>
>>>>> Murray Eisenberg                     murrayeisenberg at gmail.com
>>>>> 80 Fearing Street                    phone 413 549-1020 (H)
>>>>> Amherst, MA 01002-1912
>>>>>
>>>>>
>>>>>
>>>>  --
>>> 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
>>>
>>>
>>
> --
> 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
>


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