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Submitted on: 07 December 2008.
Revised on: 02 April 2009.
Accepted on: 01 May 2009.
___________________Journal of Humanistic Mathematics
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Submitted on: 07 December 2004.
Revised on: 02 March 2005.
Accepted on: 14 March 2005.
___________________Journal of Humanistic Mathematics
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Submitted on: 29 January 2000.
Revised on: 05 April 2000.
Accepted on: 02 June 2000.
___________________Journal of Humanistic Mathematics
Submitted on: 15 November 2008.
Revised on: 24 January 2009.
Accepted on: 25 February 2009.
___________________Journal of Humanistic Mathematics
Submitted on: 19 April 2003.
Revised on: 30 July 2003.
Accepted on: 19 September 2003.
___________________Journal of Humanistic Mathematics
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