[sage-edu] Re: sigma

2009-09-26 Thread michel paul
On Sat, Sep 26, 2009 at 5:57 PM, kcrisman wrote: > > > > On Sep 26, 1:53 pm, michel paul wrote: > >Did you then do sum (the list)? > Oh sure! Yeah, definitely - I was debating about whether to then introduce writing a general sigma function. It would be such an easy and obvious next step, bu

[sage-edu] Re: sigma

2009-09-26 Thread calcpage
Using technology in the mathematics classroom - such as Sage - to bring about the elusive "a ha" moment is truly a thing of beauty! Congrats! HTH, A. Jorge Garcia http://calcpage.tripod.com Teacher & Professor Applied Mathematics, Physics & Computer Science Baldwin Senior High School & Nassau

[sage-edu] Another Sage tutorial

2009-09-26 Thread kcrisman
The following post from sage-devel seems relevant (http:// groups.google.com/group/sage-devel/browse_thread/thread/ fe9b4ea15b952474) I 'm in the process of writing a Sage tutorial at http://arachnoid.com/sage. I'm about about halfway through the project, the completed pages may be a useful resou

[sage-edu] Re: sigma

2009-09-26 Thread kcrisman
On Sep 26, 1:53 pm, michel paul wrote: > A few days ago I had an amazingly successful lesson on sigma using sage > interval notation and list comprehension. > > I gave the kids a bunch of sigma expressions to evaluate. I told them I > wasn't concerned about the final value so much as about the

[sage-edu] sigma

2009-09-26 Thread michel paul
A few days ago I had an amazingly successful lesson on sigma using sage interval notation and list comprehension. I gave the kids a bunch of sigma expressions to evaluate. I told them I wasn't concerned about the final value so much as about their ability to translate these expressions into list