[sage-devel] Re: Cost of Magma for commercial users.

2010-05-29 Thread rjf
On May 29, 3:32 pm, "Jason B. Hill" wrote: > It is a strange business model, but in certain circles it is well-known. > > Just last week, one of my old professors told me that he had bought a > subscription to Magma for his coding theory + polynomial rings research. Still, it's not a commercial

Re: [sage-devel] Re: Cost of Magma for commercial users.

2010-05-29 Thread Jason B. Hill
It is a strange business model, but in certain circles it is well-known. Just last week, one of my old professors told me that he had bought a subscription to Magma for his coding theory + polynomial rings research. He works at a university/department with all Windows machines. He was confused by

[sage-devel] Re: numpy int64 vs. Integer max/min problem

2010-05-29 Thread Jason Grout
On 5/29/10 4:31 PM, Ryan Hinton wrote: sage: import numpy as np > sage: t1 = np.array([3+1]) > sage: t2 = t1[0] > sage: t3 = 0 > sage: max(t2, t3) > 0 > sage: min(t2, t3) I just reproduced the bug on sagenb.org and an almost-stock 4.4.2 running on linux. However, my stock 4.4.2 (

Re: [sage-devel] Re: Cost of Magma for commercial users.

2010-05-29 Thread John Cremona
On 29 May 2010 22:27, Dr. David Kirkby wrote: > On 05/29/10 10:12 PM, rjf wrote: >> >> I would be curious as to whether a Magma commercial license has ever >> been sold. > > Based on the contents of the MAGMA web site, I'm amazed they manage to sell > any copies at all. (Student, academic, commeri

[sage-devel] Re: numpy int64 vs. Integer max/min problem

2010-05-29 Thread Ryan Hinton
I reproduced the error on alpha.sagenb.org. sage: version() 'Sage Version 4.4.1, Release Date: 2010-05-02' And the max/min names are not overloaded. sage: min I agree the behavior is strange. I had a hard time reproducing it at first. Again, ideas are welcome. - Ryan On May 29, 3:10 pm, Ja

Re: [sage-devel] Re: Cost of Magma for commercial users.

2010-05-29 Thread Dr. David Kirkby
On 05/29/10 10:12 PM, rjf wrote: I would be curious as to whether a Magma commercial license has ever been sold. Based on the contents of the MAGMA web site, I'm amazed they manage to sell any copies at all. (Student, academic, commerical or whatever other licenses they sell). I know one can

[sage-devel] Re: Cost of Magma for commercial users.

2010-05-29 Thread rjf
I would be curious as to whether a Magma commercial license has ever been sold. -- 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 For more options, visit this group at http://groups.goog

[sage-devel] Re: numpy int64 vs. Integer max/min problem

2010-05-29 Thread Jason Grout
On 5/29/10 3:58 PM, Ryan Hinton wrote: The following results are strange. sage: import numpy as np sage: t1 = np.array([3+1]) sage: t2 = t1[0] sage: t3 = 0 sage: max(t2, t3) 0 sage: min(t2, t3) 4 I get the same results putting t2 and t3 in a tuple for the other max/ min calling convention. But

[sage-devel] numpy int64 vs. Integer max/min problem

2010-05-29 Thread Ryan Hinton
The following results are strange. sage: import numpy as np sage: t1 = np.array([3+1]) sage: t2 = t1[0] sage: t3 = 0 sage: max(t2, t3) 0 sage: min(t2, t3) 4 I get the same results putting t2 and t3 in a tuple for the other max/ min calling convention. But the comparison operator seems to be fine

Re: [sage-devel] Cost of Magma for commercial users.

2010-05-29 Thread Dr. David Kirkby
On 05/29/10 07:32 PM, William Stein wrote: On Sat, May 29, 2010 at 8:49 AM, Dr. David Kirkby wrote: For what it is worth, I requested a quote for a Magma license for commercial purposes a couple of weeks ago. I intended to put the amount in a slide I did for the London OpenSolaris User Group (

[sage-devel] Re: Cost of Magma for commercial users.

2010-05-29 Thread Jason Grout
On 5/29/10 1:32 PM, William Stein wrote: On Sat, May 29, 2010 at 8:49 AM, Dr. David Kirkby wrote: For what it is worth, I requested a quote for a Magma license for commercial purposes a couple of weeks ago. I intended to put the amount in a slide I did for the London OpenSolaris User Group (LO

Re: [sage-devel] Cost of Magma for commercial users.

2010-05-29 Thread Tim Lahey
On Sat, May 29, 2010 at 2:32 PM, William Stein wrote: > Thanks for asking.  I had always wondered about this.  It looks like > the price for that market is nearly the same as that for Mathematica, > Maple, or Matlab, right? > Maple last time I checked was about $2500. Academic licenses were $125

Re: [sage-devel] Cost of Magma for commercial users.

2010-05-29 Thread William Stein
On Sat, May 29, 2010 at 8:49 AM, Dr. David Kirkby wrote: > For what it is worth, I requested a quote for a Magma license for commercial > purposes a couple of weeks ago. I intended to put the amount in a slide I > did for the London OpenSolaris User Group (LOSUG), but never got the price > in time

Re: [sage-devel] Cost of Magma for commercial users.

2010-05-29 Thread Jason B Hill
Keep in mind that Magma's pricing is dictated by the architecture of the machine(s) on which it will be run, namely by core count of the processors. If someone were interested in using the newer generation of SPARC processors, or any machine with more than 4 cores, then the price does go up. My in

[sage-devel] Cost of Magma for commercial users.

2010-05-29 Thread Dr. David Kirkby
For what it is worth, I requested a quote for a Magma license for commercial purposes a couple of weeks ago. I intended to put the amount in a slide I did for the London OpenSolaris User Group (LOSUG), but never got the price in time. They support at least Windows, Linux, OS X, Solaris SPARC an

[sage-devel] Re: gsl directory is perhaps misplaced

2010-05-29 Thread leif
On 29 Mai, 09:45, Robert Bradshaw wrote: > On May 28, 2010, at 9:09 PM, Kwankyu Lee wrote: > > I am wondering why the gsl directory occupy the top-level place in the > > Sage library. I suppose that the top-level directories represent big > > themes, but gsl is just a particular library. As gsl is

[sage-devel] Re: update libz

2010-05-29 Thread msafiri
Yes, the spkg works for me too. Thank you, Johannes On May 29, 12:01 pm, "Dr. David Kirkby" wrote: > On May 29, 11:00 am, "Dr. David Kirkby" > wrote: > > > > > On May 29, 10:00 am, msapfiri wrote: > > > > Hi all, > > > I just compiled SAGE 4.4.2 on my MacbookPro running Ubuntu 10.04 (64 > > > b

[sage-devel] Re: What's the point of two "stable" releases in two days?

2010-05-29 Thread Dr. David Kirkby
On May 26, 10:56 pm, Robert Bradshaw wrote: > I didn't know anyone even looked at those numbers--maybe it would be   > better to put it in the *past* so people know not to trust it. I just   > deleted the date for now, though hopefully June is still a realistic   > target. > > - Robert IMHO, Sage

[sage-devel] Re: What's the point of two "stable" releases in two days?

2010-05-29 Thread Dr. David Kirkby
On May 26, 9:23 pm, kcrisman wrote: > Wouldn't it be easiest for someone to change the 5.0 release date > thingie on Trac to "sometime in June, but may be pushed to July or > later in order to fulfill goals (Cygwin, etc.)"?  This seems like even > more of a tempest in a teapot than the SPKG.txt t

[sage-devel] Re: What's the point of two "stable" releases in two days?

2010-05-29 Thread Dr. David Kirkby
On May 26, 9:13 am, William Stein wrote: > On Wed, May 26, 2010 at 12:59 AM, David Kirkby > wrote: > > Looking at the Sage roadmap > > >http://trac.sagemath.org/sage_trac/roadmap > > > I see Sage 4.4.3 is "A tiny minor release on the way to 5.0" which is > > due on  30th May. > > > Sage 5.0 is

[sage-devel] Re: update libz

2010-05-29 Thread Dr. David Kirkby
On May 29, 11:00 am, "Dr. David Kirkby" wrote: > On May 29, 10:00 am, msafiri wrote: > > > > > Hi all, > > I just compiled SAGE 4.4.2 on my MacbookPro running Ubuntu 10.04 (64 > > bit). > > An installation of the graph package iGraph failed with the following > > error: > > ImportError: /usr/li

[sage-devel] Re: update libz

2010-05-29 Thread Dr. David Kirkby
On May 29, 10:00 am, msafiri wrote: > Hi all, > I just compiled SAGE 4.4.2 on my MacbookPro running Ubuntu 10.04 (64 > bit). > An installation of the graph package iGraph failed with the following > error: > ImportError: /usr/lib/libxml2.so.2: undefined symbol: gzopen64 > The reason is the libz

[sage-devel] update libz

2010-05-29 Thread msafiri
Hi all, I just compiled SAGE 4.4.2 on my MacbookPro running Ubuntu 10.04 (64 bit). An installation of the graph package iGraph failed with the following error: ImportError: /usr/lib/libxml2.so.2: undefined symbol: gzopen64 The reason is the libz library shipped with SAGE: objdump -T $SAGE_ROOT/loca

Re: [sage-devel] gsl directory is perhaps misplaced

2010-05-29 Thread Robert Bradshaw
On May 28, 2010, at 9:09 PM, Kwankyu Lee wrote: Hi While I am working on a small patch to a file in sage/gsl/ for the ticket http://trac.sagemath.org/sage_trac/ticket/9080 I am wondering why the gsl directory occupy the top-level place in the Sage library. I suppose that the top-level directo