Re: [Edu-sig] dot notation (in favor of sharing it)

2012-10-26 Thread michel paul
Hey Kirby, I've enjoyed the discussion, and of course I completely agree that dot notation deserves attention in current math education. However, getting that discussion going? Wow, from what I've seen ... it would be nearly impossible. It would pretty much just get ignored. Yesterday I was

Re: [Edu-sig] dot notation (in favor of sharing it)

2012-10-26 Thread Litvin
At 10:08 AM 10/26/2012, michel paul wrote: Yesterday I was involved in a math education group at my school where an example suggested for introducing 'function' was 'toast'. Basically, you put bread into the toaster, and magic/technology happens out comes toast! So 'toasting' is a function.

Re: [Edu-sig] dot notation (in favor of sharing it)

2012-10-26 Thread michel paul
Beautiful! On Fri, Oct 26, 2012 at 8:03 AM, Litvin lit...@skylit.com wrote: At 10:08 AM 10/26/2012, michel paul wrote: Yesterday I was involved in a math education group at my school where an example suggested for introducing 'function' was 'toast'. Basically, you put bread into the

Re: [Edu-sig] dot notation (in favor of sharing it)

2012-10-26 Thread kirby urner
On Fri, Oct 26, 2012 at 11:18 AM, michel paul mpaul...@gmail.com wrote: Beautiful! Many functions are irreversible, tiz true. digested (chewed (toasted ( m ) ) ) -- encrypted Good luck getting the plaintext back out again. Talk about lossy compression. Kirby Then eating a piece of toast