[sage-support] Re: Problem with show

2009-07-19 Thread linuxgus
On Jul 19, 2:54 pm, John H Palmieri wrote: > How about if you try > > sage: latex.pdflatex(True) > > first? --I did set latex.pdflatex(True) and set the SAGE_BROWSER environment variable to kde-open. This time a PDF reader popped up (as it should) but the content was still the same! No actu

[sage-support] Re: Square root problem

2009-07-19 Thread Utpal Sarkar
isqrt returns the integer part (floor) of a square root. On Jul 17, 7:33 am, Santanu Sarkar wrote: > Thank you. > > 2009/7/16 Marshall Hampton > > > > > > > I'm not quite sure what you want, but for example > > > sage: B = sqrt(1000) > > sage: floor(B) > > 31 > > > would give you the integer p

[sage-support] Re: numerical eigenforms

2009-07-19 Thread William Stein
2009/7/15 rje : > > What is going on here? Does this only work for even weights? rje > > sage: n=numerical_eigenforms(15,3);n.ap(2) > [] > > Type sage: numerical_eigenforms? and read it. In particular, the first input is the group and if a number N is given that it just defaults to Gamma0(N).

[sage-support] parallel in sage & singular

2009-07-19 Thread john_perry_usm
Hi, I tried the @parallel decorator with Singular's reduce routine: basically, I passed a bunch of polynomials in a list. The result took *much* longer, unlike (say) the examples with factor(). sage: R. = GF(32003) sage: p = 0 sage: for i in range(100): : p = p + x^(2*i)*y^i sage: @paral

[sage-support] Re: Problem with show

2009-07-19 Thread David Joyner
On Sun, Jul 19, 2009 at 11:29 AM, linuxgus wrote: > > > > On Jul 19, 3:42 am, Jason Grout wrote: > >> >> What if you set SAGE_BROWSER to kde-open?  That will open different >> programs, based on the format.  I think it's similar to the apple "open" >> command. > > I did.  kdvi was ultimately invo

[sage-support] Re: Problem with show

2009-07-19 Thread John H Palmieri
On Jul 16, 11:02 pm, linuxgus wrote: > Hi all, > > If I DON'T use notebook and type a simple program like, > > sage: t,s=var('t,s') > sage: show(laplace(exp(-3*t),t)) > > an evince window pops up with the error message > > "Unable to open document > File type TeX DVI document (application/x-dvi

[sage-support] Re: Problem building Sage 4.1 from source on CENTOS 4.7

2009-07-19 Thread William Stein
2009/7/16 Dr. David Kirkby : > > William Stein wrote: > >> Install GCC >=4.1.x. >> >>  -- William > > > Is that a requirement? Someone said yesterday 3.4 was ok. 3.4 used to be OK. The new ratpoints packages that Robert Miller introduced in Sage-4.x does not build with gcc-3.x, so as of right now

[sage-support] Re: Gnuplot installation problem

2009-07-19 Thread mourad gouicem
Thank you very much, It works On 19 juil, 19:37, William Stein wrote: > On 7/19/09, mourad gouicem wrote: > > > > > Thank you for your answer, > > > Can you tell me more precisely how do I install it and what do you > > mean by "You can try to install the new one directly using the python > > w

[sage-support] Re: Gnuplot installation problem

2009-07-19 Thread William Stein
On 7/19/09, mourad gouicem wrote: > > Thank you for your answer, > > Can you tell me more precisely how do I install it and what do you > mean by "You can try to install the new one directly using the python > with Sage"? > > I've downloaded gnuplot.py (1.8) and installed it by running "python >

[sage-support] Re: Gnuplot installation problem

2009-07-19 Thread mourad gouicem
Thank you for your answer, Can you tell me more precisely how do I install it and what do you mean by "You can try to install the new one directly using the python with Sage"? I've downloaded gnuplot.py (1.8) and installed it by running "python setup.py install", but this command installs the pa

[sage-support] Re: Gnuplot installation problem

2009-07-19 Thread MaxTheMouse
Just to add a quick note. I installed gnuplot.py 1.8 and was able to run the included test.py. You will have to try it on your own code though. Adam --~--~-~--~~~---~--~~ To post to this group, send email to sage-support@googlegroups.com To unsubscribe from this gr

[sage-support] Re: primitive k-th root of unity

2009-07-19 Thread Laurent
>> On a similar note, anybody know why I can't get sage to equate e^ >> (theta*I) == cos(theta) + I*sin(theta) ? >> > > > I don't know. Sage uses Maxima. Does maxima know Euler's formula? > > I suppose that Sage knows Euler's formula because sage: var('x') x sage: real_part(e^(I*x)) e^(-

[sage-support] Re: Gnuplot installation problem

2009-07-19 Thread MaxTheMouse
On Jul 19, 11:31 am, mourad gouicem wrote: > Hello, > > I'm trying to install the optional package gnuplotpy-1.7.p3, but when > I try to install it by typing "./sage -i gnuplotpy-1.7.p3", I get an > error. > The extraction finished successfully but the installation failed. > Here is the traceba

[sage-support] Re: Problem with show

2009-07-19 Thread linuxgus
On Jul 19, 3:42 am, Jason Grout wrote: > > What if you set SAGE_BROWSER to kde-open?  That will open different > programs, based on the format.  I think it's similar to the apple "open" > command. I did. kdvi was ultimately invoked with exactly the same result as above (displaying text descr

[sage-support] Re: how to get sage for ubuntu hardy

2009-07-19 Thread pang
Bruce Cohenwrote: > I am running "sage-4.1-linux-Debian_GNU_Linux_5.0_lenny-i686-Linux" on > "Ubuntu 8.04.1, kernel 2.6.24-19-generic." Thanks for th tip! I tried it and it failed, but it's probably because I ran it from the chroot jail that I use to build the custom live dvd. The kernel in the

[sage-support] Re: how to get sage for ubuntu hardy

2009-07-19 Thread pang
Bruce Cohenwrote: > I am running "sage-4.1-linux-Debian_GNU_Linux_5.0_lenny-i686-Linux" on > "Ubuntu 8.04.1, kernel 2.6.24-19-generic." Thanks for th tip! I tried it and it failed, but it's probably because I ran it from the chroot jail that I use to build the custom live dvd. The kernel in the

[sage-support] Gnuplot installation problem

2009-07-19 Thread mourad gouicem
Hello, I'm trying to install the optional package gnuplotpy-1.7.p3, but when I try to install it by typing "./sage -i gnuplotpy-1.7.p3", I get an error. The extraction finished successfully but the installation failed. Here is the traceback : Traceback (most recent call last): File "setup.py",

[sage-support] Re: Problem with show

2009-07-19 Thread Jason Grout
linuxgus wrote: > > Thank you all for your responses. > > Doing soime googling around, I discovered that that openSuSE 11.1 has > the same problem with evince I encountered. I followed William's > advice above and, before firing up sage (as a normal user), I exported > the SAGE-BROWSER environm

[sage-support] Re: Problem with show

2009-07-19 Thread linuxgus
Thank you all for your responses. Doing soime googling around, I discovered that that openSuSE 11.1 has the same problem with evince I encountered. I followed William's advice above and, before firing up sage (as a normal user), I exported the SAGE-BROWSER environment variable as /opt/kde3/kdvi

[sage-support] Re: Jocobi Symbol

2009-07-19 Thread Santanu Sarkar
Thank you. 2009/7/19 Alex Ghitza > > Try > > sage: kronecker_symbol(a, N) > > with a and N your favourite integers. > > Best, > Alex > > > > On Sun, Jul 19, 2009 at 4:28 PM, Santanu > Sarkar wrote: > > How Jacobi Symbol (a/N) can be calculate in Sage 4.1 > > > > > > > > > > > > -- > Alex Ghitza