query: Injective function from Integers to Naturals?
positive_passages.docid: 16507
positive_passages.text: Is $\mathbb{Z}= \{\dots -3, -2, -1, 0 ,1 ,2 , 3, \dots \}$ countable?
negative_passages.docid: 21391
negative_passages.text: Proving Functions are Surjective
negative_passages.docid: 107400
negative_passages.text: Can there be an injective function whose derivative is equivalent to its inverse function?
negative_passages.docid: 84317
negative_passages.text: Iterated self-composition of arbitrary function
negative_passages.docid: 44689
negative_passages.text: Explicit bijection between $[0,1)$ and $(0,1)$
negative_passages.docid: 13193
negative_passages.text: Does a inverse function need to be either surjective or injective?
negative_passages.docid: 62319
negative_passages.text: Integer as primitive type
negative_passages.docid: 137816
negative_passages.text: Automorphism on integers
negative_passages.docid: 64079
negative_passages.text: Is it possible to make integers a field?
negative_passages.docid: 11630
negative_passages.text: How do I convert an integer to an enumerated type?
negative_passages.docid: 146436
negative_passages.text: Cardinality of the set of bijective functions on $\mathbb{N}$?
negative_passages.docid: 130220
negative_passages.text: Why should the substitution be injective when integrating by substitution?
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: 51109
negative_passages.text: Pure Functions with Lists as arguments
negative_passages.docid: 77548
negative_passages.text: Given an arbitrary infinite set $S$, how to construct an injection $\mathbb{N} \to S$ with the Axiom of Choice?
negative_passages.docid: 158842
negative_passages.text: What is wrong with this bijection from all naturals to reals between 0 and 1?
negative_passages.docid: 53168
negative_passages.text: Surjective, Injective, Bijective Functions from $\mathbb Z$ to itself