Drexel dragonThe Math ForumDonate to the Math Forum



Search All of the Math Forum:

Views expressed in these public forums are not endorsed by Drexel University or The Math Forum.


Math Forum » Discussions » Education » math-teach

Topic: Non-Euclidean Arithmetic
Replies: 108   Last Post: Sep 13, 2012 3:39 PM

Advanced Search

Back to Topic List Back to Topic List Jump to Tree View Jump to Tree View   Messages: [ Previous | Next ]
Robert Hansen

Posts: 7,515
From: Florida
Registered: 6/22/09
Re: Non-Euclidean Arithmetic
Posted: Sep 3, 2012 9:15 PM
  Click to see the message monospaced in plain text Plain Text   Click to reply to this topic Reply
att1.html (1.3 K)


On Sep 3, 2012, at 12:32 PM, Joe Niederberger <niederberger@comcast.net> wrote:

> Bottom line, though, is almost every school child and the occasional adult knows what is meant in today's understanding. Devlin proposes radical change to circumvent some supposedly ponderous problem that doesn't really exist, and Mr. Crabtree proposes a trivial change to effect some imagined radical improvement.

That is what strikes me most about these discussions. That people actually think this stuff is significant to a 9 year old.

Bob Hansen


Date Subject Author
9/1/12
Read Non-Euclidean Arithmetic
Jonathan Crabtree
9/1/12
Read Re: Non-Euclidean Arithmetic
Paul A. Tanner III
9/2/12
Read Re: Non-Euclidean Arithmetic
kirby urner
9/3/12
Read Re: Non-Euclidean Arithmetic
Paul A. Tanner III
9/3/12
Read Re: Non-Euclidean Arithmetic
kirby urner
9/3/12
Read Re: Non-Euclidean Arithmetic
Paul A. Tanner III
9/4/12
Read Re: Non-Euclidean Arithmetic
kirby urner
9/4/12
Read Re: Non-Euclidean Arithmetic
Paul A. Tanner III
9/4/12
Read Re: Non-Euclidean Arithmetic
kirby urner
9/5/12
Read Re: Non-Euclidean Arithmetic
Paul A. Tanner III
9/5/12
Read Re: Non-Euclidean Arithmetic
Robert Hansen
9/6/12
Read Re: Non-Euclidean Arithmetic
kirby urner
9/1/12
Read Re: Non-Euclidean Arithmetic
kirby urner
9/1/12
Read Re: Non-Euclidean Arithmetic
Joe Niederberger
9/1/12
Read Re: Non-Euclidean Arithmetic
Wayne Bishop
9/1/12
Read Re: Non-Euclidean Arithmetic
Joe Niederberger
9/2/12
Read Re: Non-Euclidean Arithmetic
Robert Hansen
9/3/12
Read Re: Non-Euclidean Arithmetic
Paul A. Tanner III
9/3/12
Read Re: Non-Euclidean Arithmetic
Robert Hansen
9/5/12
Read Re: Non-Euclidean Arithmetic
Paul A. Tanner III
9/3/12
Read Re: Non-Euclidean Arithmetic
Joe Niederberger
9/3/12
Read Re: Non-Euclidean Arithmetic
Robert Hansen
9/5/12
Read Re: Non-Euclidean Arithmetic
Paul A. Tanner III
9/3/12
Read Re: Non-Euclidean Arithmetic
Joe Niederberger
9/3/12
Read Re: Non-Euclidean Arithmetic
Paul A. Tanner III
9/4/12
Read Re: Non-Euclidean Arithmetic
Joe Niederberger
9/5/12
Read Re: Non-Euclidean Arithmetic
Paul A. Tanner III
9/5/12
Read Re: Non-Euclidean Arithmetic
Joe Niederberger
9/5/12
Read Re: Non-Euclidean Arithmetic
Robert Hansen
9/5/12
Read Re: Non-Euclidean Arithmetic
Paul A. Tanner III
9/5/12
Read Re: Non-Euclidean Arithmetic
Joe Niederberger
9/5/12
Read Re: Non-Euclidean Arithmetic
kirby urner
9/5/12
Read Re: Non-Euclidean Arithmetic
Joe Niederberger
9/5/12
Read Re: Non-Euclidean Arithmetic
Robert Hansen
9/5/12
Read Re: Non-Euclidean Arithmetic
Joe Niederberger
9/6/12
Read Re: Non-Euclidean Arithmetic
Joe Niederberger
9/8/12
Read Re: Non-Euclidean Arithmetic
Robert Hansen
9/7/12
Read Re: Non-Euclidean Arithmetic
Jonathan Crabtree
9/8/12
Read Re: Non-Euclidean Arithmetic
kirby urner
9/8/12
Read Re: Non-Euclidean Arithmetic
Paul A. Tanner III
9/10/12
Read Re: Non-Euclidean Arithmetic
kirby urner
9/10/12
Read Re: Non-Euclidean Arithmetic
Paul A. Tanner III
9/10/12
Read Re: Non-Euclidean Arithmetic
kirby urner
9/10/12
Read Re: Non-Euclidean Arithmetic
Paul A. Tanner III
9/10/12
Read Re: Non-Euclidean Arithmetic
kirby urner
9/8/12
Read Re: Non-Euclidean Arithmetic
Robert Hansen
9/8/12
Read Re: Non-Euclidean Arithmetic
kirby urner
9/8/12
Read Re: Non-Euclidean Arithmetic
Robert Hansen
9/8/12
Read Re: Non-Euclidean Arithmetic
kirby urner
9/8/12
Read Re: Non-Euclidean Arithmetic
Joe Niederberger
9/8/12
Read Re: Non-Euclidean Arithmetic
Jonathan Crabtree
9/9/12
Read Re: Non-Euclidean Arithmetic
kirby urner
9/8/12
Read Re: Non-Euclidean Arithmetic
Clyde Greeno @ MALEI
9/8/12
Read Re: Non-Euclidean Arithmetic
Jonathan Crabtree
9/8/12
Read Re: Non-Euclidean Arithmetic
Jonathan Crabtree
9/8/12
Read Re: Non-Euclidean Arithmetic
Joe Niederberger
9/8/12
Read Re: Non-Euclidean Arithmetic
Joe Niederberger
9/9/12
Read Re: Non-Euclidean Arithmetic
Paul A. Tanner III
9/9/12
Read Re: Non-Euclidean Arithmetic
Robert Hansen
9/9/12
Read Re: Non-Euclidean Arithmetic
Paul A. Tanner III
9/9/12
Read Re: Non-Euclidean Arithmetic
Robert Hansen
9/9/12
Read Re: Non-Euclidean Arithmetic
Paul A. Tanner III
9/9/12
Read Re: Non-Euclidean Arithmetic
Robert Hansen
9/10/12
Read Re: Non-Euclidean Arithmetic
Paul A. Tanner III
9/10/12
Read Re: Non-Euclidean Arithmetic
Wayne Bishop
9/10/12
Read Re: Non-Euclidean Arithmetic
Paul A. Tanner III
9/9/12
Read Re: Non-Euclidean Arithmetic
Joe Niederberger
9/10/12
Read Re: Non-Euclidean Arithmetic
Clyde Greeno @ MALEI
9/9/12
Read Re: Non-Euclidean Arithmetic
Joe Niederberger
9/9/12
Read Re: Non-Euclidean Arithmetic
Paul A. Tanner III
9/9/12
Read Re: Non-Euclidean Arithmetic
Wayne Bishop
9/9/12
Read Re: Non-Euclidean Arithmetic
Paul A. Tanner III
9/10/12
Read Re: Non-Euclidean Arithmetic
Wayne Bishop
9/10/12
Read Re: Non-Euclidean Arithmetic
Paul A. Tanner III
9/9/12
Read Re: Non-Euclidean Arithmetic
Paul A. Tanner III
9/9/12
Read Re: Non-Euclidean Arithmetic
Joe Niederberger
9/10/12
Read Re: Non-Euclidean Arithmetic
Clyde Greeno @ MALEI
9/10/12
Read Re: Non-Euclidean Arithmetic
Joe Niederberger
9/10/12
Read Re: Non-Euclidean Arithmetic
Paul A. Tanner III
9/10/12
Read Re: Non-Euclidean Arithmetic
Joe Niederberger
9/10/12
Read Re: Non-Euclidean Arithmetic
Clyde Greeno @ MALEI
9/10/12
Read Re: Non-Euclidean Arithmetic
Joe Niederberger
9/11/12
Read Re: Non-Euclidean Arithmetic
Joe Niederberger
9/11/12
Read Re: Non-Euclidean Arithmetic
Paul A. Tanner III
9/11/12
Read Re: Non-Euclidean Arithmetic
kirby urner
9/11/12
Read Re: Non-Euclidean Arithmetic
Paul A. Tanner III
9/11/12
Read Re: Non-Euclidean Arithmetic
kirby urner
9/11/12
Read Re: Non-Euclidean Arithmetic
Paul A. Tanner III
9/11/12
Read Re: Non-Euclidean Arithmetic
kirby urner
9/12/12
Read Re: Non-Euclidean Arithmetic
Paul A. Tanner III
9/12/12
Read Re: Non-Euclidean Arithmetic
kirby urner
9/12/12
Read Re: Non-Euclidean Arithmetic
Paul A. Tanner III
9/12/12
Read Re: Non-Euclidean Arithmetic
kirby urner
9/13/12
Read Re: Non-Euclidean Arithmetic
Paul A. Tanner III
9/13/12
Read Re: Non-Euclidean Arithmetic
kirby urner
9/13/12
Read Re: Non-Euclidean Arithmetic
Paul A. Tanner III
9/11/12
Read Re: Non-Euclidean Arithmetic
Joe Niederberger
9/11/12
Read Re: Non-Euclidean Arithmetic
Joe Niederberger
9/11/12
Read Re: Non-Euclidean Arithmetic
kirby urner
9/11/12
Read Re: Non-Euclidean Arithmetic
Joe Niederberger
9/11/12
Read Re: Non-Euclidean Arithmetic
Joe Niederberger
9/11/12
Read Re: Non-Euclidean Arithmetic
Paul A. Tanner III
9/11/12
Read Re: Non-Euclidean Arithmetic
israeliteknight
9/11/12
Read Re: Non-Euclidean Arithmetic
Joe Niederberger
9/12/12
Read Re: Non-Euclidean Arithmetic
Paul A. Tanner III
9/12/12
Read Re: Non-Euclidean Arithmetic
kirby urner
9/12/12
Read Re: Non-Euclidean Arithmetic
Paul A. Tanner III
9/12/12
Read Re: Non-Euclidean Arithmetic
kirby urner
9/11/12
Read Re: Non-Euclidean Arithmetic
Jonathan Crabtree

Point your RSS reader here for a feed of the latest messages in this topic.

[Privacy Policy] [Terms of Use]

© Drexel University 1994-2014. All Rights Reserved.
The Math Forum is a research and educational enterprise of the Drexel University School of Education.