[sage-edu] Sage academic setup experiences.

2008-12-04 Thread lfmartins
I'd like to get input on how people has set up sage in academic environments. To be more concrete, let me tell my ideas on how to set up sage in my department, and what the problems are.. Currently, we have labs for exclusive use of the mathematics department. Unfortunately, our lab computers all

[sage-edu] Many variables?

2009-01-06 Thread lfmartins
What would be the best way, for students, to define functions of an arbitrary (but fixed) number of variables? What I am using right now is a function: def makevars(prefix, n): return var(' '.join([prefix+str(i) for i in range(n)])) So, for example: x=makevars('x',5) Creates the 5 variabl

[sage-edu] Image processing

2009-01-09 Thread lfmartins
I'm trying to do image processing in Sage, and so far I have been able to do something like this: import sympy.thirdparty pyglet = sympy.thirdparty.import_thirdparty('pyglet') from pyglet import image fimg = open('.jpg','rb') img = image.load('hint.jpg',fimg) w,h = img.width, img.height; w,h I d

[sage-edu] Sage for lab submissions.

2011-01-30 Thread lfmartins
I am using Sage for lab submissions in one of my courses. I have my students email me their worksheets and then upload them to a user in the server I create just for that (I have a sage server in my institution, so I am not adding junk to any public server). This works fine, but it would be really