[sage-devel] Re: Isolating a root of a polynomial

2014-12-17 Thread Fredrik Johansson
On Tuesday, December 16, 2014 6:30:06 PM UTC+1, mmarco wrote: I'm still looking for a good converse of Henrici's 6.4g for (2). In the real case, it is sufficient to test that f'(x) != 0 for all x in the interval (just a single polynomial evaluation using interval arithmetic). Is there an

Re: [sage-devel] Confusing documentation in element.pyx

2014-12-17 Thread Samuel Lelievre
Clemens Heuberger wrote: Am 2014-12-15 um 12:00 schrieb David Roe: The difference is in how cpdef functions interact with Cython vs Python classes. If you want to override a cpdef method in a *Python* subclass then you must use def (of course). But in a *Cython* subclass, you must

Re: [sage-devel] Confusing documentation in element.pyx

2014-12-17 Thread Clemens Heuberger
Am 2014-12-17 um 10:47 schrieb Samuel Lelievre: Hello! Your rewording mentions four relevant functions but I can only see three listed. thank you, I forgot to change that after unifying two descriptions. Fixed (http://trac.sagemath.org/ticket/17480 ). Also, there is a typo: DD NOT for DO

Re: [sage-devel] Confusing documentation in element.pyx

2014-12-17 Thread Samuel Lelièvre
More thoughts. 0. It's good that you are refreshing this part of the documentation, if only to update references to Pyrex to references to Cython! 1. Maybe it would be worth pointing to the subtle ways in which these functions differ in names and in nature: There are three relevant

Re: [sage-devel] Confusing documentation in element.pyx

2014-12-17 Thread Vincent Delecroix
Hello, Sorry to disturb. This discussion should go to the relevant ticket... Vincent 2014-12-17 12:08 UTC+01:00, Samuel Lelièvre samuel.lelie...@gmail.com: More thoughts. 0. It's good that you are refreshing this part of the documentation, if only to update references to Pyrex to references

[sage-devel] Problem building on openSUSE

2014-12-17 Thread Simon King
Hi! I just have now installed openSUSE 13.2 64bit on my laptop (it has previously been 12.3), and now try to get Sage run again. In fact, the previously built Sage in my home directory did still work. But I want to compile from scratch, and thus I removed ~/.ccache and ~/.cycache, did make

[sage-devel] Re: Problem building on openSUSE

2014-12-17 Thread Jean-Pierre Flori
I guess this is: https://groups.google.com/forum/#!searchin/sage-devel/complex.h/sage-devel/iA3K1T8lPlQ/hyACRbExOkMJ On Wednesday, December 17, 2014 2:33:46 PM UTC+1, Simon King wrote: Hi! I just have now installed openSUSE 13.2 64bit on my laptop (it has previously been 12.3), and now

[sage-devel] Re: Problem building on openSUSE

2014-12-17 Thread Jean-Pierre Flori
On Wednesday, December 17, 2014 3:10:36 PM UTC+1, Simon King wrote: Hi Jean-Pierre, On 2014-12-17, Jean-Pierre Flori jpf...@gmail.com javascript: wrote: I guess this is: https://groups.google.com/forum/#!searchin/sage-devel/complex.h/sage-devel/iA3K1T8lPlQ/hyACRbExOkMJ Yes,

[sage-devel] sorting doctests

2014-12-17 Thread john_perry_usm
hello! I can see why someone might want longer doctests to be tried first, but is there a way to sort doctests so that *failed* doctests are tried first? thanks john perry -- You received this message because you are subscribed to the Google Groups sage-devel group. To unsubscribe from this

[sage-devel] can't seem to push changes

2014-12-17 Thread john_perry_usm
Hello, I'm running the command git push --set-upstream trac HEAD:u/john_perry/coeffs_confusion_polynomials and getting the response ssh: connect to host trac.sagemath.org port 22: Operation timed out fatal: Could not read from remote repository. Please make sure you have the correct access

[sage-devel] Re: can't seem to push changes

2014-12-17 Thread Dima Pasechnik
On 2014-12-17, john_perry_usm john.pe...@usm.edu wrote: --=_Part_5297_1488466620.1418829179323 Content-Type: multipart/alternative; boundary==_Part_5298_621478437.1418829179323 --=_Part_5298_621478437.1418829179323 Content-Type: text/plain; charset=UTF-8 Hello, I'm

[sage-devel] Re: can't seem to push changes

2014-12-17 Thread john_perry_usm
I've verified that ssh key is uploaded to trac. git remove -v tells me, origin git://trac.sagemath.org/sage.git (fetch) origin git://trac.sagemath.org/sage.git (push) trac git://trac.sagemath.org/sage.git (fetch) trac g...@trac.sagemath.org:sage.git (push) On Wednesday, December 17, 2014

Re: [sage-devel] sorting doctests

2014-12-17 Thread David Roe
No, but that's a good idea. The functions you should look at are filter_sources and sort_sources in sage.doctest.control. For adding options to the parser for sage -t, see SAGE_LOCAL/bin/sage-runtests. David On Wed, Dec 17, 2014 at 6:33 AM, john_perry_usm john.pe...@usm.edu wrote: hello! I

[sage-devel] Re: Isolating a root of a polynomial

2014-12-17 Thread mmarco
Here http://ww2.ii.uj.edu.pl/~zgliczyn/cap07/krawczyk.pdf you can see the same criterion for functions from R^n to R^n. You just need to check that the complex corresponds to the case of R^2. El miércoles, 17 de diciembre de 2014 09:28:10 UTC+1, Fredrik Johansson escribió: On Tuesday,

[sage-devel] Re: can't seem to push changes

2014-12-17 Thread john_perry_usm
The problem seems to have resolved itself, apparently because I moved to a different location! I'm visiting another university, and they may be blocking it, though I'm not sure. Hopefully this thread will help someone else. Thank you for the help. john perry -- You received this message

[sage-devel] Re: can't seem to push changes

2014-12-17 Thread Dima Pasechnik
On 2014-12-17, john_perry_usm john.pe...@usm.edu wrote: --=_Part_530_1309897652.1418829692189 Content-Type: multipart/alternative; boundary==_Part_531_1594971767.1418829692189 --=_Part_531_1594971767.1418829692189 Content-Type: text/plain; charset=UTF-8 I've verified

[sage-devel] Re: can't seem to push changes

2014-12-17 Thread Nathann Cohen
Yo ! On Wednesday, December 17, 2014 10:02:28 PM UTC+5:30, john_perry_usm wrote: The problem seems to have resolved itself, apparently because I moved to a different location! I'm visiting another university, and they may be blocking it, though I'm not sure. Hopefully this thread will help

[sage-devel] Re: can't seem to push changes

2014-12-17 Thread john_perry_usm
Could it be a temporary issue, did you try again? I had tried several times from where I was. I left, somewhat disappointed frustrated, tried again w/exactly the same command at the apartment where I'm staying, and it worked. That's why I think it was a location issue. -- You received

[sage-devel] Re: can't seem to push changes

2014-12-17 Thread john_perry_usm
Nathann I usually run ssh through a high-numbered port, partly because it supposedly helps avoid the most common hackers, but I've also read that it circumvents poorly considered anti-piracy firewalls (i.e., people blocking who ports 22 and 80 but leave other ports wide open). I didn't try

Re: [sage-devel] Confusing documentation in element.pyx

2014-12-17 Thread Samuel Lelievre
Vincent wrote: Sorry to disturb. This discussion should go to the relevant ticket... You are right. I have now voiced my concerns there: http://trac.sagemath.org/ticket/17480 -- You received this message because you are subscribed to the Google Groups sage-devel group. To unsubscribe from

[sage-devel] Re: can't seem to push changes

2014-12-17 Thread Volker Braun
There is a special kind of hell for network admins that block port 22... On Wednesday, December 17, 2014 4:12:59 PM UTC+1, john_perry_usm wrote: Hello, I'm running the command git push --set-upstream trac HEAD:u/john_perry/ coeffs_confusion_polynomials and getting the response ssh: