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Combinatorial results for semigroups of order-preserving or order-reversing subpermutations |
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| Authors: | A Laradji A Umar |
| Institution: | 1. Department of Mathematics &2. Statistics, King Fahd University of Petroleum &3. Minerals, Dhahran 31261, Saudi Arabiaalaradji@kfupm.edu.sa;5. Department of Mathematics, The Petroleum Institute, PO. Box 2533, Abu Dhabi, UAE |
| Abstract: | |
| Keywords: | order-preserving and order-reversing subpermutations nilpotent transformation recurrence relation generating function asymptotic behaviour |