When do Commutative Rings with Identity lack the existence of gcd’s?
110726
Example of a non-gcd domain
1425
The Chinese Remainder Theorem for Rings.
18971
Show that a ring is commutative if it has the property that ab = ca implies b = c when $a\neq 0$
36862
A question about proving that there is no greatest common divisor
83871
GCDs in integral domains are unique up to unit factors (associates)
74259
Why is the localization of a commutative Noetherian ring still Noetherian?
88307
Commutative property of ring addition
133495
Example of a ring without Invariant Basis Property
57105
Probs. 12 & 13 , Sec. 2.3, in Herstein's TOPICS IN ALGEBRA, 2nd ed: Existence of only right-sided identity and right-sided inverses suffice
6646
A (non-artificial) example of a ring without maximal ideals
67470
If $S$ is a ring with the property that $s=s^2$ for each $s \in S$, then is $S$ commutative?
11573
Rings and some of their properties
74924
identity element of $(D_n ,\gcd)$
9794
Quotient ring of Gaussian integers $\mathbb{Z}[i]/(a+bi)$ when $a$ and $b$ are NOT coprime
100340
Invariant dimension property on a ring without zero divisors
105887
Ring and Subring with different Identities
28021
Showing that these two definitions of $\gcd(a,b)$ are equivalent