What's the difference between a bijection and an isomorphism?
97854
Difference between bijection and isomorphism?
86174
Finding an isomorphism between these two finite fields
22869
Prove $[0, 1]$ and $(0, 1]$ are equinumerous by use of bijection
113109
Showing that a map is bijective and finding its inverse
33014
Bijection between an open and a closed interval
118354
Epimorphism and Monomorphism = Isomorphism?
110569
Does anyone know a closed-form expression for a bijection between $\mathbb{N}^k$ and $\mathbb{N}$?
102827
When do surjections split in ZF? Two surjections imply bijection?
82675
What is an example of function $f: \Bbb{N} \to \Bbb{Z}$ that is a bijection?
91222
Isomorphism between $\mathfrak o(4,\mathbb R)$ and $\mathfrak o (3,\mathbb R) \oplus\mathfrak o (3,\mathbb R) $
32340
Continuous bijections and their inverses
83001
Easier way to show $(\mathbb{Z}/(n))[x]$ and $\mathbb{Z}[x] / (n)$ are isomorphic
146356
To prove two sets are isomorphic is it sufficient to find 2 injections or 2 surjections?
141961
What is the difference between [[ $a == z* ]] and [ $a == z* ]?
81238
Is $O(2)$ really not isomorphic to $SO(2)\times \{-1,1\}$?
42810
Is $(\mathbb{Q},+)$ isomorphic to $(\mathbb{Q}^n,+)$?
145077
A continuous bijection $f:\mathbb{R}\to \mathbb{R}$ is an homeomorphism?