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

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Robert Hansen

Posts: 7,182
From: Florida
Registered: 6/22/09
Re: Non-Euclidean Arithmetic
Posted: Sep 9, 2012 10:03 AM
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On Sep 9, 2012, at 1:25 AM, Paul Tanner <upprho@gmail.com> wrote:

> I reiterate that Devlin did not actually say don't teach or use
> repeated addition. His position is only that we should teach that
> although these two operations of multiplication and repeated addition
> get the same results, that does not mean therefore that they are the
> same operation.


That is not what Devlin said. Devlin said that he doesn't know how to teach mathematics to elementary aged students and then proceeded to tell us how we should teach mathematics to elementary aged students. He dug a hole and couldn't fill it back in. He does this a lot.

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

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