Give a bijection between two sets
10458
How to define a bijection between $(0,1)$ and $(0,1]$?
27188
Bijection between $\mathbb{R}$ and $\mathbb{R}/\mathbb{Q}$
49833
Simple bijection $\mathbb N_0 \times \mathbb N_0 \to \mathbb N_0$
32912
Getting the difference between two sets
89506
Union of disjoint sets : Equivalence relations
145781
Is the collection of all functions between two sets a set?
2935
Completness and Set of Result of One Set ?!?
57822
Number of ways to choose two disjoint subsets of a set
128966
Explicit bijection between $\Bbb R$ and permutations of $\Bbb N$
56370
Associative operation on a set $S$
109219
How do the sets $\emptyset\times B,\ A\ \times \emptyset, \ \emptyset \times \emptyset $ look like?
41593
Use of Bijection for computation
31391
bijection between $\mathbb{N}$ and $\mathbb{N}\times\mathbb{N}$
88982
Prove that for any two sets $A$ and $B$, $A\notin B$ or $B\notin A$
132868
Bijection between an infinite set and its union of a countably infinite set
30021
Bijection between set of all binary sequences and power set of $\mathbb N$.
64866
Proving a Composition of Functions is Bijective