98 search results - page 7 / 20 » The patterns of permutations |
EJC
2008
13 years 9 months ago
2008
Abstract. A pattern class is a set of permutations closed under pattern involvement or, equivalently, defined by certain subsequence avoidance conditions. Any pattern class X which...
COMBINATORICS
2002
13 years 9 months ago
2002
: We generalize the notion of pattern avoidance to arbitrary functions on ordered sets, and consider specifically three scenarios for permutations: linear, cyclic and hybrid, the f...
COMBINATORICS
2002
13 years 9 months ago
2002
Let In() denote the number of involutions in the symmetric group Sn which avoid the permutation . We say that two permutations , Sj may be exchanged if for every n, k, and order...
COMBINATORICS
2002
13 years 9 months ago
2002
We obtain a characterization of (321, 3
IACR
2011
12 years 9 months ago
2011
—This paper proposes a novel fault-propagation pattern based differential fault analysis method - FPP-DFA, and proves its feasibility on SPN structure block ciphers using bitwise...