[sage-support] install on maxosx 10.4 intel fails

2007-11-29 Thread joel
Installing sage-2.8.13-osx10.4-i386-Darwin.tar.gz fails during untar'ing, with the error tar: sage-2.8.13-i386-Darwin/local/LIB: Cannot create symlink to `lib': File exists Subsequently running sage ends in all sorts of errors - so the missing symlink is an issue. This error occurs on an Intel

[sage-support] Re: install on maxosx 10.4 intel fails

2007-11-29 Thread joel
sibly, if the build was only tested on a case-sensitive disk, this would not show up in testing. Or maybe the LIB link is unused, so the PowerPC version does OK without it, but in the Intel version it is causing the untar'ing to fail. Joel On Nov 29, 11:44 am, mabshoff <[EMAIL PROTECTED] dort

[sage-support] Re: install on maxosx 10.4 intel fails

2007-11-30 Thread joel
s probably best to run through the build process properly rather than hacking the tarball. I'll wait for 2.8.15 - the PPC version is running just fine, though rather slower on a 1.2GHz G4 than I expect it will on my Xeon Macpro. Thanks for y

[sage-support] Re: install on maxosx 10.4 intel fails

2007-12-03 Thread joel
Dropping the library into /usr/local/lib has done the trick. Thanks for the help guys, its much appreciated. Joel On Dec 1, 4:37 am, "William Stein" <[EMAIL PROTECTED]> wrote: > On Nov 30, 2007 2:22 PM, Justin C. Walker <[EMAIL PROTECTED]> wrote: > > > > &g

[sage-support] Re: Reading CSV Files From Databases

2009-10-29 Thread Joel B. Mohler
function (with formatting codes) now exist somewhere? sage: !cat thing.csv First,Last,Address "Sam","Smith","Hillbilly Ave" "Jack","McDonald","Spring St" sage: import csv sage: m=csv.reader(open("thing.csv","r")) sage:

[sage-support] factoring in a number field

2012-02-26 Thread Joel B. Mohler
. sage: K.=QuadraticField(-1) sage: ((I+1)*(I+1)).factor() --- AttributeErrorTraceback (most recent call last) /home/joel/.sagelocalrc.py in () AttributeError: 'sage.rings.number_field.number_field_element_qu

[sage-support] Re: factoring in a number field

2012-02-26 Thread Joel B. Mohler
On Feb 26, 7:35 pm, "Joel B. Mohler" wrote: > After having been a heavy sage user for several years, I now have > virtually not touched it for several more years.  Returning now on a > lark, I'm feeling rather confused because I'd think the following > would obvio

Re: [sage-support] Re: promote Sage on python success stories

2014-08-27 Thread Joel B. Mohler
not possible to be reach the high points of sage & mathematica in one package. Joel (ex-sage user; now in a parallel industry) -- You received this message because you are subscribed to the Google Groups "sage-support" group. To unsubscribe from this group and stop receiving e

[sage-support] Re: rational exponents in SAGE

2007-02-03 Thread Joel B. Mohler
result appears remarkably similar. sage: CF=CyclotomicField(3) sage: two=CF(2) sage: two^(1/3) 1 sage: me=two^(1/3) sage: me.parent() Cyclotomic Field of order 3 and degree 2 -- Joel --~--~-~--~~~---~--~~ To post to this group, send email to sage-support@googlegroups.co

[sage-support] Re: Real points on elliptic curves

2007-02-08 Thread Joel B. Mohler
y system. My belief is that the Real field should simply not have an == operator defined because it's misleading. I think it should be replaced with a function "CloseEnough" (or something like that) that takes an epsilon determining precisely how close is "CloseEnough".

[sage-support] a plotting question

2007-02-10 Thread Joel B. Mohler
find the plotting architecture to be rather charming -- braindead simple to get an output file to insert into latex (far and away my most common use case for such things). Thanks Joel --~--~-~--~~~---~--~~ To post to this group, send email to sage-support

[sage-support] Re: a plotting question

2007-02-10 Thread Joel B. Mohler
Is there a way to suppress that? After reading the reference manual, I see that I could add a plot to the left of -1 to a plot to the right of -1. Is there a better way? -- Joel --~--~-~--~~~---~--~~ To post to this group, send email to sage-support@googlegroups.com To

[sage-support] another plotting question

2007-02-10 Thread Joel B. Mohler
t maple for not supporting them... At least it would be easier to code my own with sage. -- Joel --~--~-~--~~~---~--~~ To post to this group, send email to sage-support@googlegroups.com To unsubscribe from this group, send email to [EMAIL PROTECTED] For more options, v

[sage-support] Re: SAGE TA ?

2007-03-26 Thread Joel B. Mohler
s a shame because I think the whole thing might flop precisely because they are set on that product. -- Joel --~--~-~--~~~---~--~~ To post to this group, send email to sage-support@googlegroups.com To unsubscribe from this group, send email to [EMAIL PROTECTED

[sage-support] Re: SAGE TA ?

2007-03-26 Thread Joel B. Mohler
I think a lot of people underestimate -- 1) there is a very heavy server load for a decent sized class and 2) coming up with *debugged* question banks is a lot of work. -- Joel --~--~-~--~~~---~--~~ To post to this group, send email to sage-support@googlegr

[sage-support] Re: Is it possible to use SAGE from regular python?

2007-04-30 Thread Joel B. Mohler
ee with you that it's a shame that sage isn't integrated with the python on your system, but I see the point that SAGE is pushing the envelope on recent versions of programs. It's the lesser of available evils. -- Joel --~--~-~--~~~---~--~~ To post

[sage-support] Re: Symbolic rings

2007-05-30 Thread Joel B. Mohler
ave perfect spelling in your scripts and are perfectly anal about getting your variables defined before you use them, this makes no difference whatsoever, but... -- Joel --~--~-~--~~~---~--~~ To post to this group, send email to sage-support@googlegroups.com T

[sage-support] Re: Symbolic rings

2007-05-30 Thread Joel B. Mohler
On Wednesday 30 May 2007 12:14, William Stein wrote: > On 5/30/07, Joel B. Mohler <[EMAIL PROTECTED]> wrote: > > > There is currently no function to clear these, > > > so I just wrote one. The attached patch adds a function clear_vars() > > > that when

[sage-support] Re: Symbolic rings

2007-05-30 Thread Joel B. Mohler
On Wednesday 30 May 2007 14:00, Bobby Moretti wrote: > > On Wednesday 30 May 2007 12:14, William Stein wrote: > > > On 5/30/07, Joel B. Mohler <[EMAIL PROTECTED]> wrote: > > > > > There is currently no function to clear these, > > > > > so I j

[sage-support] Re: Symbolic rings

2007-05-30 Thread Joel B. Mohler
us/all_cmdline.py and calculus/all_notebook.py or something like that. I suspect that of the N people on this list, there are about 2*N opinions about what should be automatically defined in the command-line vs. what should be automatically defined in a python script with "from sage.all

[sage-support] Re: Maxima requested additional constraints in solve()

2007-06-09 Thread Joel B. Mohler
'in' operator always coerces stuff to a boolean. It seems like a useless feature to me and (IMO) is a bug or mis-feature in python. -- Joel --~--~-~--~~~---~--~~ To post to this group, send email to sage-support@googlegroups.com To unsubscribe from thi

[sage-support] Re: trouble compiling sage-2.8

2007-08-14 Thread Joel B. Mohler
Alex, Did you find a solution for this? I got the same error on my gentoo as well. I see you have later posts which make it appear that you have sage-2.8 installed. -- Joel On Monday 13 August 2007 11:47, Alex Ghitza wrote: > Hi, > > I'm trying to compile sage-2.8 and it

[sage-support] Re: trouble compiling sage-2.8

2007-08-14 Thread Joel B. Mohler
On Tuesday 14 August 2007 17:58, William Stein wrote: > Does using the linbox package posted here work? > > http://sage.math.washington.edu/home/was/lj/ > > Download that and do >sage -f linbox-20070814.spkg Yes, that appears to fix my proble

[sage-support] Re: 2.8.3.x build problem

2007-09-05 Thread Joel B. Mohler
.c is unchanged between 2.8.2 and > 2.8.3[.3], but: > > [EMAIL PROTECTED] Work2]$ diff -urN sage-2.8.2/devel/c_lib/src/stdsage.h > sage-2.8.3.4/devel/sage-main/c_lib/stdsage.h > --- sage-2.8.2/devel/c_lib/src/stdsage.h2007-08-24 > 16:27:03.0 +0200 > +++ sage-2.

[sage-support] Non-commutative polynomial ring

2007-09-05 Thread Joel B. Mohler
ty syntax elsewhere in my application (i.e. substituting matrices in for x & y). -- Joel --~--~-~--~~~---~--~~ To post to this group, send email to sage-support@googlegroups.com To unsubscribe from this group, send email to [EMAIL PROTECTED] For more options, vi

[sage-support] Re: Non-commutative polynomial ring

2007-09-05 Thread Joel B. Mohler
e don't have a good idea about what ring (?) the result '1*y' would be a part of. -- Joel --~--~-~--~~~---~--~~ To post to this group, send email to sage-support@googlegroups.com To unsubscribe from this group, send email to [EMAIL PRO

[sage-support] Re: Non-commutative polynomial ring

2007-09-05 Thread Joel B. Mohler
What if I were to substitute 'x=' which is what I actually wanted to do? This makes sense (mostly) if you simultaneously substitute x & y with compatibly sized matrices, but it seems a little strange to only substitute one of them. -- Joel --~--~-~--~~~---

[sage-support] Re: 2.8.3.x build problem

2007-09-06 Thread Joel B. Mohler
vironment. I think it is a strange design, but the SCons developers are quite dogmatic about it. -- Joel --~--~-~--~~~---~--~~ To post to this group, send email to sage-support@googlegroups.com To unsubscribe from this group, send email to [EMAIL PROTECTED] For

[sage-support] symbolic arithmetic term ordering

2007-09-08 Thread Joel B. Mohler
th the constant term first in increasing order of degree rather than now it prints in decreasing degree order. Is this customizable? I can't find anything about order in calculus.py. thanks Joel --~--~-~--~~~---~--~~ To post to this group, s

[sage-support] Re: Matrix multiplication over finite fields

2007-10-09 Thread Joel B. Mohler
for Sage. Apparently there is some overhead in my > implementation (and some functionality is still missing), but 10^6 > multiplications of the same 4x4 matrix over GF(7) only took 4.3 > seconds of CPU time using the MTX extension type. Hmm, that's a pretty big improvement

[sage-support] properties for lines in graphs

2007-10-15 Thread Joel B. Mohler
to the diameter properties propogates effortlessly. This seems like an easy and natural interface. Is it possible in what's currently coded for plots? I haven't been able to find it. If it's not currently available, would this be a sane feature request for trac? -- Joel --~--~-

[sage-support] margins on plots saved to files

2007-10-15 Thread Joel B. Mohler
files from sage are gigantic (like 20 times larger) compared to similar output from mathematica and I think the reason is the matplotlib puts a bunch of font information into the file. This is annoying since I'm going to ignore all that font information anyhow by u

[sage-support] Re: Sage as module in python?

2007-12-20 Thread Joel B. Mohler
thon you'll need to install them in the sage python if you want to use them with sage. I write scripts all the time with a line like: from sage.all import * or import sage.all -- Joel --~--~-~--~~~---~--~~ To post to this group, send email to sage-support@googleg

[sage-support] poly ring printing order

2008-01-18 Thread Joel B. Mohler
er="degrevlex") sage: R.term_order() Degree reverse lexicographic term order sage: x+y x + y sage: x^2+1 x^2 + 1 sage: R.=PolynomialRing(QQ,order="deglex") sage: R.term_order() Degree lexicographic term order sage: x+y x + y sage: x^2+1 x^2

[sage-support] Re: Y axis range

2008-04-01 Thread Joel B. Mohler
make a plot (because all the plots I make are destined to live in a latex document and I want perfect pixel control!). -- Joel --~--~-~--~~~---~--~~ To post to this group, send email to sage-support@googlegroups.com To unsubscribe from this group, send email to [EMAIL

[sage-support] Re: Y axis range

2008-04-01 Thread Joel B. Mohler
adding code-points -- really quite grotesque, and, I couldn't believe it was all by accident.) This is why I think this thread right here is quite ironic -- you all suddenly seem to be agreeing with me about margins ... -- Joel --~--~-~--~~~---~--~

[sage-support] Re: Y axis range

2008-04-01 Thread Joel B. Mohler
On Tuesday 01 April 2008 05:20:47 pm Joel B. Mohler wrote: > On Tuesday 01 April 2008 04:45:16 pm alex clemesha wrote: > > With respect to the 'goal' of Sage's plotting (follow Mma), > > I would say this is definitley a bug. > > > > People with 'viol

[sage-support] Re: Y axis range

2008-04-01 Thread Joel B. Mohler
changes! > > > >  If you where willing to do this, I for one would be very interested and > > thankful. > > You might find that generating tons of plots, then doing tweaking, is > > harder than you think, but is well worth it. > > Joel, > > Are you getting

[sage-support] Re: parametric plot bug? and text plotting "feature"

2008-04-08 Thread Joel B. Mohler
ld. Some relevant trac tickets are: http://www.sagetrac.org/sage_trac/ticket/2410 http://www.sagetrac.org/sage_trac/ticket/2409 I believe that might cover all the wrong things in this thread, but if not, there should probably be more trac tickets. -- Joel --~--~-~--~~~--

[sage-support] Re: Plotting and constant functions

2008-08-21 Thread Joel B. Mohler
rac/ticket/2410 I'm the person that entered the trac ticket and the point of that trac ticket is precisely the (mis-)functionality you are describing. I'm truly mystified by the other responses in this thread. To me, this is an obvious bug... -- Joel --~--~-~--~~-

[sage-support] Re: Cython editor

2008-10-08 Thread Joel B. Mohler
used allows you to select text (as normal) and press tab and shift-tab to indent or dedent. (This is quite similar to your gvim method). -- Joel --~--~-~--~~~---~--~~ To post to this group, send email to sage-support@googlegroups.com To unsubscribe from this grou

[sage-support] Re: Cython editor

2008-10-08 Thread Joel B. Mohler
On Wednesday 08 October 2008 06:10:16 pm cesarnda wrote: > but usually they give 5 spaces instead of 4 That's not the "usually" that I experience. But, even if it is what your editor does, it is almost certainly configurable. -- Joel --~--~-~--~~~-