Submitted on: 12 June 2012.
Revised on: 21 June 2012.
Accepted on: 26 June 2012.
Mathematical Foundations of Computing
Submitted on: 11 March 2010.
Revised on: 16 April 2010.
Accepted on: 07 May 2010.
NULL
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http://reply.papertrans.cn/3/215/21437/21437-14.png
Submitted on: 31 March 2012.
Revised on: 21 April 2012.
Accepted on: 19 May 2012.
NULL
http://reply.papertrans.cn/3/215/21437/21437-16.png
Submitted on: 24 February 2006.
Revised on: 03 April 2006.
Accepted on: 18 April 2006.
NULL
http://reply.papertrans.cn/3/215/21437/21437-18.png
http://reply.papertrans.cn/3/215/21437/21437-19.png
Submitted on: 07 September 2009.
Revised on: 02 October 2009.
Accepted on: 10 October 2009.
NULL