[sage-support] Re: Sage editor

2008-09-22 Thread David Philp
On 23/09/2008, at 11:00 AM, Bob Wonderly wrote: I run Sage on my Mac rather than on the web. I often bring up the previous command and edit it then rerun it. The editor is very tedious in that the only way I have figured out how to move the cursor around in the text is one character at

[sage-support] Re: Sage editor

2008-09-22 Thread David Philp
On 23/09/2008, at 11:19 AM, Jason Grout wrote: David Philp wrote: On 23/09/2008, at 11:00 AM, Bob Wonderly wrote: I run Sage on my Mac rather than on the web. I often bring up the previous command and edit it then rerun it. The editor is very tedious in that the only way I have

[sage-support] Re: problem with python within python

2008-09-08 Thread David Philp
On 09/09/2008, at 2:25 AM, Marshall Hampton wrote: I am trying to use the Python Imaging Library which I can only manage to install in my OS X framework verison of python. So as a kludge I am trying to run that system python from within Sage's python. But when I do: import os

[sage-support] Re: Heavy crashes of SAGE/VM Player on WinXP

2008-09-07 Thread David Philp
The VM Player crashed heavily on my WinXP machine after using SAGE In my experience VMWare is a pretty stable product as is Linux. I would be very surprised if Sage crashed either of them except indirectly, i.e. it exposed an unrelated hardware or software issue with your machine. You

[sage-support] Re: if-statement with infinity or NaN

2008-09-04 Thread David Philp
On 04/09/2008, at 8:22 PM, agi wrote: Hi, I want to check if a number is set to infinity or NaN. So I tried this if-statement: if x!=infinity: print x But this doesn't work when x=a/b with a very small b, so that x becomes infinity. (I'm using SAGE Version 3.0.1) If x = 1.0/0 and

[sage-support] Re: Inert Integrals and Derivatives?

2008-09-01 Thread David Philp
On 02/09/2008, at 6:22, Robert Dodier [EMAIL PROTECTED] wrote: * sets and matrices not distinguished from lists This is a serious defect in mathematica. It has led to me making mistakes. Most of your other objections were matters of taste. (I agree with most of them but they are mostly

[sage-support] Re: Inert Integrals and Derivatives?

2008-08-31 Thread David Philp
On 31/08/2008, at 9:46 AM, Robert Dodier wrote: Robert Bradshaw wrote: On Fri, 29 Aug 2008, Jason Grout wrote: Jason Merrill wrote: The Mathematica syntax is Hold[Integral[x,{x,0,1}]]. This remains unevaluated until it is wrapped with an Evaluate[]. The nice thing about this syntax is

[sage-support] compilation problem with sage 3.0.3 on mac

2008-07-08 Thread David Philp
Hi I suppose this is more a bug report than a request for help, but if you have any suggestions please let me know. I can't compile sage 3.0.3 on mac. System is OS X 10.5.3; 64 bit Intel. fink is installed, and therefore non-system versions of some programs are in the path (e.g. possibly

[sage-support] Re: compilation problem with sage 3.0.3 on mac

2008-07-08 Thread David Philp
On 09/07/2008, at 11:21 AM, William Stein wrote: On Tue, Jul 8, 2008 at 6:17 PM, David Philp [EMAIL PROTECTED] wrote: Hi I suppose this is more a bug report than a request for help, but if you have any suggestions please let me know. I can't compile sage 3.0.3 on mac. System