[sage-support] How to cancel a pending alarm() ? (Why did you kill alarm(0)?)

2014-01-27 Thread Georgi Guninski
I am running code in a loop and certain function might take long or short time. I don't want to wait long and want to continue with the fast cases. Up to sage 5.12 I used: alarm(5) try: F=mightbelong(n) alarm(0) #to not fire later except

Re: [sage-support] How to cancel a pending alarm() ? (Why did you kill alarm(0)?)

2014-01-27 Thread Jeroen Demeyer
On 2014-01-27 10:57, Georgi Guninski wrote: How to cancel a pending alarm()? Use cancel_alarm(). I agree this should be documented in alarm(). -- You received this message because you are subscribed to the Google Groups sage-support group. To unsubscribe from this group and stop receiving

Re: [sage-support] How to cancel a pending alarm() ? (Why did you kill alarm(0)?)

2014-01-27 Thread Georgi Guninski
On Mon, Jan 27, 2014 at 02:35:55PM +0100, Jeroen Demeyer wrote: On 2014-01-27 10:57, Georgi Guninski wrote: How to cancel a pending alarm()? Use cancel_alarm(). I agree this should be documented in alarm(). Thanks. -- You received this message because you are subscribed to the Google Groups

Re: [sage-support] Re: Bug in genus of an ideal

2014-01-27 Thread kroeker
This is probably a late comment, but genus() in Singular is also known for containing bugs, see tickets http://www.singular.uni-kl.de:8002/trac/ticket/259, http://www.singular.uni-kl.de:8002/trac/ticket/469 Jack Am Dienstag, 23. November 2010 11:56:20 UTC+1 schrieb Martin Albrecht: On

[sage-support] confused about primality of Ideal(1)

2014-01-27 Thread kroeker
Hello, I'm a bit confused about Sage's answer if Ideal(1) is prime. R.x,y= QQ[] I = Ideal(R(1)) I.is_prime() Sage (5.11, not only) says yes, conflicting to the definition, http://en.wikipedia.org/wiki/Prime_ideal Has somebody an expanation of this behaviour? Jack -- You received this

Re: [sage-support] How to cancel a pending alarm() ? (Why did you kill alarm(0)?)

2014-01-27 Thread Jeroen Demeyer
On 2014-01-27 14:35, Jeroen Demeyer wrote: Use cancel_alarm(). I agree this should be documented in alarm(). This is now http://trac.sagemath.org/ticket/15743 and needs review. -- You received this message because you are subscribed to the Google Groups sage-support group. To unsubscribe

Re: [sage-support] confused about primality of Ideal(1)

2014-01-27 Thread John Cremona
That is definitely a bug, and cause by the similarly wrong sage: I.complete_primary_decomposition() [(Ideal (1) of Multivariate Polynomial Ring in x, y over Rational Field, Ideal (1) of Multivariate Polynomial Ring in x, y over Rational Field)] which I'm sure has been reported before. The

Re: [sage-support] How to cancel a pending alarm() ? (Why did you kill alarm(0)?)

2014-01-27 Thread Georgi Guninski
On Mon, Jan 27, 2014 at 03:07:00PM +0100, Jeroen Demeyer wrote: On 2014-01-27 14:35, Jeroen Demeyer wrote: Use cancel_alarm(). I agree this should be documented in alarm(). This is now http://trac.sagemath.org/ticket/15743 and needs review. May I ask you to allow alarm(0) again since other

Re: [sage-support] Re: Bug in genus of an ideal

2014-01-27 Thread Georgi Guninski
On Mon, Jan 27, 2014 at 05:29:37AM -0800, kroe...@uni-math.gwdg.de wrote: This is probably a late comment, but genus() in Singular is also known for containing bugs, see tickets http://www.singular.uni-kl.de:8002/trac/ticket/259, http://www.singular.uni-kl.de:8002/trac/ticket/469

Re: [sage-support] Re: confused about primality of Ideal(1)

2014-01-27 Thread John Cremona
On 27 January 2014 14:37, kroe...@uni-math.gwdg.de wrote: Ok, I will do the upstream-report (Singular trac at http://www.singular.uni-kl.de:8002/trac/newticket) John Cremona: [...] which I'm sure has been reported before. I could not find a corresponding ticket in sage trac and cannot

[sage-support] Re: confused about primality of Ideal(1)

2014-01-27 Thread kroeker
Ok, I will do the upstream-report (Singular trac at http://www.singular.uni-kl.de:8002/trac/newticket) John Cremona: [...] which I'm sure has been reported before. I could not find a corresponding ticket in sage trac and cannot currently login. Could someone open a that ticket in sage-trac

Re: [sage-support] Re: confused about primality of Ideal(1)

2014-01-27 Thread John Cremona
See http://trac.sagemath.org/ticket/15745 John On 27 January 2014 14:39, John Cremona john.crem...@gmail.com wrote: On 27 January 2014 14:37, kroe...@uni-math.gwdg.de wrote: Ok, I will do the upstream-report (Singular trac at http://www.singular.uni-kl.de:8002/trac/newticket) John Cremona:

[sage-support] Re: confused about primality of Ideal(1)

2014-01-27 Thread Peter Bruin
Hello, I'm a bit confused about Sage's answer if Ideal(1) is prime. R.x,y= QQ[] I = Ideal(R(1)) I.is_prime() Sage (5.11, not only) says yes, conflicting to the definition, http://en.wikipedia.org/wiki/Prime_ideal Has somebody an expanation of this behaviour? The example Singular

Re: [sage-support] How to cancel a pending alarm() ? (Why did you kill alarm(0)?)

2014-01-27 Thread Jeroen Demeyer
On 2014-01-27 15:13, Georgi Guninski wrote: On Mon, Jan 27, 2014 at 03:07:00PM +0100, Jeroen Demeyer wrote: On 2014-01-27 14:35, Jeroen Demeyer wrote: Use cancel_alarm(). I agree this should be documented in alarm(). This is now http://trac.sagemath.org/ticket/15743 and needs review. May

Re: [sage-support] How to cancel a pending alarm() ? (Why did you kill alarm(0)?)

2014-01-27 Thread Georgi Guninski
On Mon, Jan 27, 2014 at 06:19:34PM +0100, Jeroen Demeyer wrote: On 2014-01-27 15:13, Georgi Guninski wrote: On Mon, Jan 27, 2014 at 03:07:00PM +0100, Jeroen Demeyer wrote: On 2014-01-27 14:35, Jeroen Demeyer wrote: Use cancel_alarm(). I agree this should be documented in alarm(). This is

Re: [sage-support] How to cancel a pending alarm() ? (Why did you kill alarm(0)?)

2014-01-27 Thread John H Palmieri
On Monday, January 27, 2014 9:35:55 AM UTC-8, Georgi Guninski wrote: On Mon, Jan 27, 2014 at 06:19:34PM +0100, Jeroen Demeyer wrote: On 2014-01-27 15:13, Georgi Guninski wrote: On Mon, Jan 27, 2014 at 03:07:00PM +0100, Jeroen Demeyer wrote: On 2014-01-27 14:35, Jeroen Demeyer wrote:

[sage-support] Re: How to cancel a pending alarm() ? (Why did you kill alarm(0)?)

2014-01-27 Thread Simon King
Hi John, On 2014-01-27, John H Palmieri jhpalmier...@gmail.com wrote: Second, the old alarm code happened to work the way you wanted, but it wasn't documented that way, and it's not clear (to me, at least) that that use was ever intended. Had it been documented, or had it been commonly

Re: [sage-support] Re: Search function at sagemath.org broken?

2014-01-27 Thread Stan Schymanski
Waiting... and waiting... Still waiting... Nope, waiting a few seconds does not do the trick for me, neither on Firefox nor Konqueror. Any other ideas? On 22/01/14 12:40, The man in the hat wrote: You have to wait a few seconds for the results to appear. On Wednesday, January 22, 2014

Re: [sage-support] Re: Search function at sagemath.org broken?

2014-01-27 Thread William Stein
On Mon, Jan 27, 2014 at 3:10 PM, Stan Schymanski schym...@gmail.com wrote: Waiting... and waiting... Still waiting... Nope, waiting a few seconds does not do the trick for me, neither on Firefox nor Konqueror. Any other ideas? It's not working for me either using a Chromebook (with Chrome

Re: [sage-support] Re: How to cancel a pending alarm() ? (Why did you kill alarm(0)?)

2014-01-27 Thread Georgi Guninski
On Mon, Jan 27, 2014 at 10:53:10PM +0100, Jeroen Demeyer wrote: On 2014-01-27 22:47, Simon King wrote: Has there been a deprecation warning when using alarm() with an argument that is equal to zero? No. But as John says, alarm(0) was never documented, nor did it appear in any doctest.

Re: [sage-support] How to cancel a pending alarm() ? (Why did you kill alarm(0)?)

2014-01-27 Thread Georgi Guninski
On Mon, Jan 27, 2014 at 11:17:50AM -0800, John H Palmieri wrote: First, please try to be more polite. Dear sir or madam, Observe that in sage 5.12 there is no cancel_alarm(). Second, the old alarm code happened to work the way you wanted, but it wasn't documented that way, and it's not

[sage-support] How to cancel alarm() IN BOTH 5.12 AND 5.13

2014-01-27 Thread Georgi Guninski
Dear sir or madam, How to cancel alarm in BOTH sage 5.12 AND 5.13? cancel_alarm() works only in 5.13 alarm(0) works only in 5.12 (and maybe earlier) My client needs portable code on linux. Thanks in advance. -- You received this message because you are subscribed to the Google Groups

Re: [sage-support] How to cancel alarm() IN BOTH 5.12 AND 5.13

2014-01-27 Thread William Stein
On Mon, Jan 27, 2014 at 10:13 PM, Georgi Guninski gunin...@guninski.com wrote: Dear sir or madam, How to cancel alarm in BOTH sage 5.12 AND 5.13? cancel_alarm() works only in 5.13 alarm(0) works only in 5.12 (and maybe earlier) Maybe try: cancel_alarm() except: alarm(0) ?? My

Re: [sage-support] How to cancel a pending alarm() ? (Why did you kill alarm(0)?)

2014-01-27 Thread John H Palmieri
On Monday, January 27, 2014 10:00:38 PM UTC-8, Georgi Guninski wrote: On Mon, Jan 27, 2014 at 11:17:50AM -0800, John H Palmieri wrote: First, please try to be more polite. Dear sir or madam, Observe that in sage 5.12 there is no cancel_alarm(). Yes, there is, defined in the

[sage-support] Re: How to cancel alarm() IN BOTH 5.12 AND 5.13

2014-01-27 Thread John H Palmieri
On Monday, January 27, 2014 10:13:28 PM UTC-8, Georgi Guninski wrote: Dear sir or madam, How to cancel alarm in BOTH sage 5.12 AND 5.13? cancel_alarm() works only in 5.13 alarm(0) works only in 5.12 (and maybe earlier) I believe that from sage.misc.misc import cancel_alarm