[sage-support] Re: Notebook appearance: change font and syntax highlighting?

2010-07-09 Thread Jason Grout
On 7/8/10 9:45 PM, Alex Leone wrote: I just recently got a patch into codemirror (the syntax highlighting that data files use) so that it resizes just like sage input cell textarea's. We should be able to replace input cells with codemirror soon. Yea! See

[sage-support] Re: Notebook appearance: change font and syntax highlighting?

2010-07-09 Thread David Sanders
On Jul 9, 6:21 am, Jason Grout jason-s...@creativetrax.com wrote: On 7/7/10 2:34 PM, David Sanders wrote: Hi, [Using 'Sage Version 4.4.4, Release Date: 2010-06-23' on Kubuntu 10.04] I have just started using Sage, mainly using the notebook interface, which on the whole is

[sage-support] Re: Extracting parts of a symbolic expression

2010-07-09 Thread David Sanders
On Jul 9, 5:16 am, kcrisman kcris...@gmail.com wrote: On Jul 8, 2:38 pm, David Sanders dpsand...@gmail.com wrote: Hi, I am trying to extract part of a symbolic expression. The expression -- an eigenvalue of a matrix -- has the form A + B*sqrt(C) where A, B and C are themselves

[sage-support] Re: Extracting parts of a symbolic expression

2010-07-09 Thread David Sanders
On Jul 9, 6:14 am, Jason Grout jason-s...@creativetrax.com wrote: On 7/8/10 11:38 AM, David Sanders wrote: Hi, I am trying to extract part of a symbolic expression. The expression -- an eigenvalue of a matrix -- has the form A + B*sqrt(C) where A, B and C are themselves

[sage-support] Re: Expressions with arbitrary indices

2010-07-09 Thread David Sanders
On Jul 9, 3:54 am, Jason Grout jason-s...@creativetrax.com wrote: On 7/8/10 12:26 PM, David Sanders wrote: Hi, How can I manipulate objects with indices? I need to do things like a_i + b_i * c_{j+1} using a TeX style notation (so that in the last term, the index is j +1)

[sage-support] book in french about Sage

2010-07-09 Thread Paul Zimmermann
we have just published an electronic book in french about mathematics and Sage, under the Creative Commons CC-by-sa license: http://sagebook.gforge.inria.fr/ It would be great if people on this list could help making this book known in french-speaking countries (Canada, Belgium,

[sage-support] Notebooks forgets assignments

2010-07-09 Thread Joaquim Puig
Hi to all, In our university we have a server running SAGE 4.3.2 and we have noticed that sometimes it forgets the value of variables. In the notebook we type: sage: a=2 sage: a 2 sage: a 2 % and after five minutes, more or less... sage: a Traceback (most recent call last): ... NameError:

RE: [sage-support] Notebooks forgets assignments

2010-07-09 Thread Jorge E . ´Sanchez Sanchez
Date: Sat, 10 Jul 2010 00:03:04 +0200 From: joaquim.p...@gmail.com To: sage-support@googlegroups.com Subject: [sage-support] Notebooks forgets assignments Hi to all, In our university we have a server running SAGE 4.3.2 and we have noticed that sometimes it forgets the value of

Re: [sage-support] Notebooks forgets assignments

2010-07-09 Thread Mike Hansen
2010/7/9 Jorge E. ´Sanchez Sanchez hnr...@hotmail.com: Which could be the problem? Thanks in advance, It sounds like the issue could be that the notebook closes the worksheet session after that amount of inactivity. Then, when you execute the next command it starts up a new session in which a

Re: [sage-support] Notebooks forgets assignments

2010-07-09 Thread William Stein
On Sat, Jul 10, 2010 at 2:48 AM, Mike Hansen mhan...@gmail.com wrote: 2010/7/9 Jorge E. ´Sanchez Sanchez hnr...@hotmail.com: Which could be the problem? Thanks in advance, It sounds like the issue could be that the notebook closes the worksheet session after that amount of inactivity.  Then,