[sage-support] Re: Bug in integrals

2021-12-16 Thread Juan Luis Varona
examples (related to Fourier coefficients) give similar >> errors. For instance: >> >> f(x)=(x+cos(x))*exp(-x*I) >> g(x)=f(x).expand() >> integral(f(x)-g(x),(x,0,2*pi)) >> >> The answer is -pi, and it should be 0. >> >> It can be easily with sa

[sage-support] Bug in integrals

2021-12-15 Thread Juan Luis Varona
,0,2*pi)) The answer is -pi, and it should be 0. It can be easily with sagemath 9.4 in https://sagecell.sagemath.org Thanks in advance, Yours, Juan Luis Varona -- You received this message because you are subscribed to the Google Groups "sage-support" group. To unsubscribe from

[sage-support] Re: subs

2021-11-23 Thread Juan Luis Varona
Thanks! El martes, 23 de noviembre de 2021 a las 21:06:15 UTC+1, slelievre escribió: > 2021-11-23 19:42:12 UTC, Juan Luis Varona: > > > > In the expression (5^x)^2-7*5^x+4, I want to substitute x^5 by t. > > > > With sagemath 7.2 (or another old versions), I can do >

[sage-support] subs

2021-11-23 Thread Juan Luis Varona
) has been previously used) Yours, Juan Luis Varona -- You received this message because you are subscribed to the Google Groups "sage-support" group. To unsubscribe from this group and stop receiving emails from it, send an email to sage-support+unsubscr...@googlegroups.com. To view th

[sage-support] Re: Is this a bug?

2018-02-27 Thread Juan Luis Varona
Thanks! Juan Luis Varona -- You received this message because you are subscribed to the Google Groups "sage-support" group. To unsubscribe from this group and stop receiving emails from it, send an email to sage-support+unsubscr...@googlegroups.com. To post to this group, send ema

[sage-support] Is this a bug?

2018-02-26 Thread Juan Luis Varona
the "x" obtained from charpoly? Thanks in advance! Juan Luis Varona -- You received this message because you are subscribed to the Google Groups "sage-support" group. To unsubscribe from this group and stop receiving emails from it, send an email to sage-support+unsubscr...@g

[sage-support] Re: latest OSX 7.1 beta builds available for testing - reverse support request

2016-02-18 Thread Juan Luis Varona
I have installed sage-7.1.beta3-OSX_10.11.3-x86_64.app.dmg in my macbook air (late 2010) with os x 10.11.2 (El Capitan) and it seems to work without problems. Great!!! >From the app, I can see only the traditional notebook, so I can not to check jupyter (as long as I know, it is not possible to

[sage-support] Re: latest OSX 7.1 beta builds available for testing - reverse support request

2016-02-18 Thread Juan Luis Varona
I have installed sage-7.1.beta3-OSX_10.11.3-x86_64.app.dmg in my macbook air (late 2010) with os x 10.11.2 (El Capitan) and it seems to work without problems. Great!!! >From the app, I can see only the traditional notebook, so I can not to check jupyter (as long as I know, it is not possible to

Re: [sage-support] Re: Sage 7.0 crashes

2016-01-28 Thread Juan Luis Varona
ot the guilty of mathematicians and math teachers, but of the persons and organizations that decide the funds for research. In any case, this does not change the problem: students do not like to use sage. Unfortunately, this is the truth. Juan Luis Varona -- You received this message beca

[sage-support] Re: Sage 7.0 crashes

2016-01-28 Thread Juan Luis Varona
> > > > run the following commands in the Terminal > ./sage -i openssl > ./sage -f python2 > >> >> Thanks again! I have done it but, later, when using ./sage --notebook='jupyter' I get the same error message. Do not worry, I will try again when new binaries for mac of sage 7-0 appear in the dow

[sage-support] Re: Sage 7.0 crashes

2016-01-27 Thread Juan Luis Varona
El miércoles, 27 de enero de 2016, 15:58:01 (UTC+1), Dima Pasechnik escribió: > > > > On Wednesday, 27 January 2016 04:10:42 UTC, Juan Luis Varona wrote: >> >> I have been able to compile Sage 7.0 from the source code in my MacBook >> Air (late 2010). >> &g

[sage-support] Re: Sage 7.0 crashes

2016-01-26 Thread Juan Luis Varona
I have been able to compile Sage 7.0 from the source code in my MacBook Air (late 2010). Now, it works in Terminal, and if I use notebook() I obtain the traditional notebook interface. But I do not know how to obtain the SageMath.app. There is a simple description of how to do it in any place?

[sage-support] Re: Sage 7.0 crashes

2016-01-26 Thread Juan Luis Varona
My mac is similar: Nombre del modelo: MacBook Air Identificador del modelo: MacBookAir3,1 Nombre del procesador: Intel Core 2 Duo Velocidad del procesador: 1.4 GHz Cantidad de procesadores: 1 Cantidad total de núcleos: 2 Caché de nivel 2: 3 MB Memoria: 4 GB Velocidad del

[sage-support] Re: Sage 7.0 crashes

2016-01-25 Thread Juan Luis Varona
El martes, 26 de enero de 2016, 3:15:38 (UTC+1), Volker Braun escribió: > > Does the file exist? From the log: > > ImportError: > dlopen(/Applications/SageMath/local/lib/python2.7/site-packages/sage/graphs/cliquer.so, > > 2): Library not loaded: libcliquer.so > Referenced from: > /Applicati

[sage-support] Sage 7.0 crashes

2016-01-25 Thread Juan Luis Varona
0.11.2-x86_64.dmg>* and with *sage-7.0-OSX_10.11.2-x86_64.app.dmg <ftp://ftp.fu-berlin.de/unix/misc/sage/osx/intel/sage-7.0-OSX_10.11.2-x86_64.app.dmg>* I include Sage_crash_report.txt Yours, Juan Luis Varona -- You received this message because you are subscribed to the Google

[sage-support] Re: full_simplify and trig_simplify

2011-03-09 Thread Juan Luis Varona
ry: >         return q.simplify_full() >     except AttributeError: >         return q > Yes, it is easy. Yours, Juan Luis Varona -- To post to this group, send email to sage-support@googlegroups.com To unsubscribe from this group, send email to sage-support+unsubscr...@googlegroups.com For mo

[sage-support] full_simplify and trig_simplify

2011-03-07 Thread Juan Luis Varona
don't know... Yours, Juan Luis Varona -- To post to this group, send email to sage-support@googlegroups.com To unsubscribe from this group, send email to sage-support+unsubscr...@googlegroups.com For more options, visit this group at http://groups.google.com/group/sage-support URL: http://www.sagemath.org

[sage-support] Re: Sage.app 4.6 on Mac

2010-11-02 Thread Juan Luis Varona
> The window you see is a basic Web browser included in Sage.app.  If > you turn on the server, you should be able to go to localhost:8000 and > view your notebook, and then upload the .sws from there. > I see now. It is a browser, and (without trying to open a .sws file) this browser appears by

[sage-support] Sage.app 4.6 on Mac

2010-11-02 Thread Juan Luis Varona
Dear sage friends, [Sorry for my bad English] I have installed Sage.app 4.6 on Mac. For me, it is great, because I teach math with sage and, for the students, it is much easy to launch Sage.app than the Terminal. But I have a question: - If in the menu "File -> Open File..." of Sage.app I open

[sage-support] Re: Wrong documentation for sum() function?

2010-03-23 Thread Juan Luis Varona
Dear Minh, > > > OK, I understand that sage do not kown how to evaluate > > sum(1/(1+k^2), k, -oo, oo) > > > But it answer     0      , that is wrong!!! > > Both Sage 4.3.3 and 4.3.4 give the same wrong answer: > > [mv...@sage sage-4.3.4]$ sage > ---

[sage-support] Re: Wrong documentation for sum() function?

2010-03-22 Thread Juan Luis Varona
tation. It says sum(1/(1+k^2), k, -oo, oo, algorithm = 'mathematica') # optional -- requires mathematica OK, I understand that sage do not kown how to evaluate sum(1/(1+k^2), k, -oo, oo) But it answer 0 , that is wrong!!! (I have yet 4.3.1; I'm waiting 4.3.4 to update my sage)

[sage-support] Bug only in notebook ?

2010-01-22 Thread Juan Luis Varona
Hello! In Sage Quick Reference, it is explained that *bar*? list command names containing "bar". It works in the terminal, but not when using a notebook, at least with Safari in Mac OS X 10.5 and 10.6, and with Sage form 4.0 to 4.3.1 Yours, Juan Luis -- To post to this group, send email to sa