Re: [sage-devel] process memory caps in OSX

2011-07-02 Thread William Stein
On Sat, Jul 2, 2011 at 7:46 AM, Jason Grout wrote: > I've been doing some experiments with the python resource module and the > setrlimit command to set resource limits on processes.  I've found something > very interesting: it seems that on OSX (10.6.8), there is no way to have a > hard cap on th

[sage-devel] Re: Subcategories coming from coercion

2011-07-02 Thread Simon King
Hi! On 2 Jul., 13:13, Simon King wrote: > ... > One may introduce categories without base ring for each category WITH > base ring. I don't know whether this is provided by the "abstract > categories". Apparently it isn't: sage: C = Modules(QQ['t']) sage: A = AbstractCategory(C); A Category of a

[sage-devel] Re: process memory caps in OSX

2011-07-02 Thread Jason Grout
On 7/2/11 9:46 AM, Jason Grout wrote: (see /usr/include/system/resources.h Sorry, that's /usr/include/sys/resource.h Thanks, Jason -- To post to this group, send an email to sage-devel@googlegroups.com To unsubscribe from this group, send an email to sage-devel+unsubscr...@googlegroups.com

[sage-devel] process memory caps in OSX

2011-07-02 Thread Jason Grout
I've been doing some experiments with the python resource module and the setrlimit command to set resource limits on processes. I've found something very interesting: it seems that on OSX (10.6.8), there is no way to have a hard cap on the amount of memory a process uses, at least no way that

[sage-devel] Re: Subcategories coming from coercion

2011-07-02 Thread Simon King
Hi Martin, On 2 Jul., 09:50, Martin Raum wrote: > Yesterday and today I spend my time on adapting some classes in psage > to the changes that Simon has made to the categories and functors. In > particular, the codomain is now enforced and that drew my a attention > to the following: > > sage: Fre

[sage-devel] Re: Thematic tutorials

2011-07-02 Thread Simon King
Hi Nicolas, On 1 Jul., 23:40, "Nicolas M. Thiery" wrote: >         Dear Simon, dear thematic tutorials lovers > > On Sat, Jun 11, 2011 at 12:19:59PM -0700, Simon King wrote: > > Athttp://www.sagenb.org/home/pub/2813, I have published a worksheet > > that aims at explaining how one can implement a

[sage-devel] Re: [sage-combinat-devel] Thematic tutorials

2011-07-02 Thread Florent Hivert
Dear Simon, dear Nicolas, dear thematic tutorials lovers > On Sat, Jun 11, 2011 at 12:19:59PM -0700, Simon King wrote: > > At http://www.sagenb.org/home/pub/2813, I have published a worksheet > > that aims at explaining how one can implement a new parent and take > > advantage of both the

[sage-devel] Subcategories coming from coercion

2011-07-02 Thread Martin Raum
Hi all, I write this to ask about a kind of coercion in the category system. Yesterday and today I spend my time on adapting some classes in psage to the changes that Simon has made to the categories and functors. In particular, the codomain is now enforced and that drew my a attention to the fol