What is the set of functions from $X$ into $\emptyset$.
132692
Nonempty set mapped to $\emptyset$ and vice-versa
146891
Why is $\{\emptyset\} \not = \emptyset$?
128844
An empty intersection of decreasing sequence of closed sets
14830
A transformation of F[x]
34099
Proving that the empty set is unique
146055
Proving a set of functions is uncountable
110669
Linear span of the empty set
84394
Choice function for a collection of nonempty subsets of $\{0,1\}^\omega$
15487
Continuous function from a connected set?
23125
Prove that there is a bijection between the set of all subsets of $X$, $P(X)$, and the set of functions from $X$ to $\{0,1\}$.
145785
Sets of functions closed within composition.
128766
Show that the set of functions $\mathbb{N}\to\{0,1\}$ is not countable
130418
Is ${\{\emptyset,\{\emptyset\},\{\{\emptyset\}\},\{\{\{\emptyset\}\}\},...\}} $ a set?
150825
Is an empty set equal to another empty set?
18828
Base and empty set of a topology
70327
the numer of partial function between two sets in combinatoric way
118824
What is the complement of empty set?