[sage-support] Can we lock parts of a worksheet?

2010-10-18 Thread Nikos Apostolakis
Dear group, we are creating some worksheets to be used in teaching precalculus, and we wonder if it's possible to have parts of a worksheet locked, so that the're not easily (read accidentally) editable. The fear is that students may accidentally, double click on the text and inadvertently

Re: [sage-support] Can we lock parts of a worksheet?

2010-10-18 Thread Dr. David Kirkby
On 10/18/10 07:31 AM, Nikos Apostolakis wrote: Dear group, we are creating some worksheets to be used in teaching precalculus, and we wonder if it's possible to have parts of a worksheet locked, so that the're not easily (read accidentally) editable. The fear is that students may accidentally,

[sage-support] Digits of precision in modified source code not works

2010-10-18 Thread gerrob
Taking this code to sage/combinat/combinat.py file: def digits_of_e(n): from sage.misc.functional import exp from sage.rings.real_mpfr import RealNumber, RealField R=RealField(n) print R(exp(1)) and trying it gives: sage: digits_of_e(300)

[sage-support] Re: Difficulty installing -- Illegal Instruction

2010-10-18 Thread kcrisman
On Oct 17, 3:15 am, GC geoffrey.calk...@gmail.com wrote: Success!  The version compiled on 10.4 seems to work on 10.5.8. Thanks again for the suggestion. No problem! (Anyone - Harald? - know who contributed the 4.5.2 binary? Perhaps it was compiled on a G5.) - kcrisman -- To post to

[sage-support] Re: Difficulty installing -- Illegal Instruction

2010-10-18 Thread kcrisman
Sorry, my point being that then it should be renamed. - kcrisman -- To post to this group, send email to sage-support@googlegroups.com To unsubscribe from this group, send email to sage-support+unsubscr...@googlegroups.com For more options, visit this group at

[sage-support] Re: Can we lock parts of a worksheet?

2010-10-18 Thread kcrisman
Forwarding this to Sage-notebook, where people working on the notebook may have some ideas. This sounds like a great idea, but I'm not quite sure whether it would be feasible, with the notebook being text and all. -- Forwarded message -- From: Dr. David Kirkby

Re: [sage-support] Can we lock parts of a worksheet?

2010-10-18 Thread William Stein
On Mon, Oct 18, 2010 at 2:57 AM, Dr. David Kirkby david.kir...@onetel.netwrote: On 10/18/10 07:31 AM, Nikos Apostolakis wrote: Dear group, we are creating some worksheets to be used in teaching precalculus, and we wonder if it's possible to have parts of a worksheet locked, so that the're

[sage-support] cygwin Sage-4.4.3 almost installed

2010-10-18 Thread Jorge E . ´Sanchez Sanchez
Dear group, I am trying to build an interchangeable sage-cygwin usb external harddrive installation, my (single-user) cygwin already runs in my windows 32B XP3, 32B windows 7 and also in windows 64B windows 7. I have tried the sage-4.4.3 cygwin binaries but didn't work, so I follow William's

Re: [sage-support] Digits of precision in modified source code not works

2010-10-18 Thread Mike Hansen
On Mon, Oct 18, 2010 at 3:54 AM, gerrob robert.gerb...@gmail.com wrote: What am I doing in a wrong way? There are two differences. 1) In the .py file, there is no preparsing so the 1 in the function is of type int rather than Integer. This only causes a problem with #2. 2) You are not