Submitted on: 24 June 2017.
Revised on: 06 September 2017.
Accepted on: 17 October 2017.
___________________Journal of Mathematics Mechanics and Computer Science
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Submitted on: 30 June 2003.
Revised on: 21 September 2003.
Accepted on: 18 October 2003.
___________________Journal of Mathematics Mechanics and Computer Science
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Submitted on: 05 January 2024.
Revised on: 09 March 2024.
Accepted on: 14 April 2024.
___________________Journal of Mathematics Mechanics and Computer Science
Submitted on: 11 June 2006.
Revised on: 14 September 2006.
Accepted on: 15 October 2006.
___________________Journal of Mathematics Mechanics and Computer Science
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