Reason for DES's inital permutation?
58584
How is the initial permutation of DES created?
46036
Logic for decomposing a permutation into different products composed of transpositions
80183
Deduction of "Disjunction elimination"
149609
Conditions on cycle types for permutations to generate $S_n$
69943
why is ${n+1\choose k} = {n\choose k} + {n\choose k-1}$?
20636
Algorithm for finding numerical permutation given lexicographic index
86394
EVERGREEN string question. Combinations and permutations
48019
Explanation circular permutation
113953
Circular permutations with indistinguishable objects
5938
Are multiple mutations within initializer lists undefined behavior?
60416
Finding a permutation, and number of, from powers of the permutation
115100
Operator Ordering Ambiguities
31979
Notation: Why write the differential first?
29678
Circular Permutation
113342
Confusion of the decidability of $(N,s)$
98313
Number of possible permutations of n1 1's, n2 2's, n3 3's, n4 4's such that no two adjacent elements are same?
14383
Order of Permutation : If $\tau \in S_n$ has order $m$, then $\sigma \tau\sigma^{-1}$ has also order $m$.