Bijection between derangements and good permutations
103854
Showing that $Q_n=D_n+D_{n-1}$
31244
Is this a correct bijection between $(0,1]$ and $[0,1]$?
103106
Proving that any permutation in $S_n$ can be written as a product of disjoint cycles
13771
Why are two permutations conjugate iff they have the same cycle structure?
111477
Specify a bijection from [0,1] to (0,1].
137471
Permutations of a string with duplicate characters
109710
Bijection between $\mathbb N \times \mathbb N$ and $\mathbb N$
133699
Proving that there is a bijection between $A$ and $B$.
38257
Continuous bijection from $(0,1)$ to $[0,1]$
41294
Permutation module of $S_n$
131863
Permutation question on alphabets
97254
What is the proof of permutations of similar objects?
30021
Bijection between set of all binary sequences and power set of $\mathbb N$.
93459
Number of permutations of unspecified length
70967
Permutation with prime order, fixed point
108747
A simple permutation question - discrete math
19101
Permutation induced by a partition