An Injection for this Set
117366
Is there a simple, constructive, 1-1 mapping between the reals and the irrationals?
85127
Fill particles in a container
63915
the adjugate of the adjugate
133996
Targeting Hex over long durations
17212
The preimage of a subset
28798
Proving injection and surjection with functions $F:C^B\to C^A$, $F(f)=f\circ\varphi$, $\varphi: A\to B$
9049
The indefinite article applied to a group of things
90826
Constructing a subset not in $\mathcal{B}(\mathbb{R})$ explicitly
125502
Empty set literal?
17932
HashSet allows duplicate item insertion if hashCode() is not overridden
141427
unusual ternary operation
123380
Built in support for sets in PHP?
77548
Given an arbitrary infinite set $S$, how to construct an injection $\mathbb{N} \to S$ with the Axiom of Choice?
119423
What should be taken into consideration when mixing Fluxx sets?
49276
Why don't you need the Axiom of Choice when constructing the "inverse" of an injection?
56541
Assign object to "this"
135374
Retreive set subject line