query: How many surjective functions?
positive_passages.docid: 64583
positive_passages.text: Number of surjective functions from A to B
negative_passages.docid: 93040
negative_passages.text: $f$ is surjective iff it has a right inverse: using the axiom of choice and errors in ProofWiki
negative_passages.docid: 148500
negative_passages.text: Understanding this theorem and how to go about proving it surjectivity?
negative_passages.docid: 17348
negative_passages.text: Number of non-decreasing functions?
negative_passages.docid: 50649
negative_passages.text: On the existence of a continuous bijection $f\colon [0,1]\to [0,1]\times [0,1]$
negative_passages.docid: 73526
negative_passages.text: The equivalence of "Every surjection has a right inverse" and the Axiom of Choice
negative_passages.docid: 41593
negative_passages.text: Use of Bijection for computation
negative_passages.docid: 38260
negative_passages.text: How many functions are possible to create in this example?
negative_passages.docid: 82675
negative_passages.text: What is an example of function $f: \Bbb{N} \to \Bbb{Z}$ that is a bijection?
negative_passages.docid: 24107
negative_passages.text: Bijection $f:\mathcal{P}(A)\to(A\to \{0,1\})$
negative_passages.docid: 93102
negative_passages.text: prove that $f:X\rightarrow Y$ is surjective if and only if $f(f^{-1}(C))=C$
negative_passages.docid: 5375
negative_passages.text: Is there a bijective function mapping Natural numbers to Natural numbers, other than $f(n) = n$?
negative_passages.docid: 102827
negative_passages.text: When do surjections split in ZF? Two surjections imply bijection?
negative_passages.docid: 28692
negative_passages.text: Find if set $I$ of all injective functions $\mathbb{N} \rightarrow \mathbb{N}$ is equinumerous to $\mathbb{R}$
negative_passages.docid: 99671
negative_passages.text: Are surjective sheaf morphisms locally surjective?
negative_passages.docid: 53168
negative_passages.text: Surjective, Injective, Bijective Functions from $\mathbb Z$ to itself
negative_passages.docid: 4676
negative_passages.text: Notation for repeated composition of functions