[sage-support] Re: Triangle plot 3d

2020-07-12 Thread slelievre
Use polygon3d for the triangle and line3d for the height.

 

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[sage-support] Triangle plot 3d

2020-07-12 Thread Bert Henry
Dear Sage-professionals,

how can I plot a triangle, given by three (3d-points) with ist sides, the 
corner-points and e.g. a line with the heights trough point C.

I only find solution for plotting 3d-functions.

Thanks in advance
Bert

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[sage-support] Re: Did something change to break Sage interactives using sagecell.sagemath.org recently?

2020-07-12 Thread Andrey Novoseltsev
Thanks for the report, while fixing other issues at 
6612cabb355699638b033567fc1cb1cdf7a7c43a 
I've broken "default route", fixed by 
https://github.com/sagemath/sagecell/commit/55ad44ca08113b078c77850b65cc20a2ad0767b0
 
and deployed!

On Saturday, 11 July 2020 09:10:02 UTC-6, Christian Seberino wrote:
>
>
> I have some simple Sage interactives that used to work but I recently 
> tried them and they don't anymore.
> I tried creating other toy examples and they also don't work.
>
> https://seberino.pythonanywhere.com/static/electric_force.html
>
> Did something change recently like the URL should use for 
> sagecell.sagemath.org?
>
> Thanks,
>
> Chris
>

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[sage-support] Re: Question about a deprecation warning

2020-07-12 Thread Kwankyu


On Saturday, July 11, 2020 at 3:31:15 AM UTC+9 John H Palmieri wrote:

> Does IPython have a preparser?
>

I suspected Sage's preparser. I was wrong. You are right: (even out of Sage)

Hera:~$ PYTHONWARNINGS=always ipython
Python 3.8.3 (default, May 27 2020, 20:54:22) 
Type 'copyright', 'credits' or 'license' for more information
IPython 7.15.0 -- An enhanced Interactive Python. Type '?' for help.

In [1]: '\i'

:1: DeprecationWarning: invalid escape sequence \i
:1: DeprecationWarning: invalid escape sequence \i
:1: DeprecationWarning: invalid escape sequence \i
<>:1: DeprecationWarning: invalid escape sequence \i
:1: DeprecationWarning: invalid escape 
sequence \i
  '\i'
Out[1]: '\\i' 
 

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