Commutativity of Boolean ring
2709
How to show that every Boolean ring is commutative?
52966
Rings, ideals and units-proof
138337
On a ring $R$ where $x^2 = x$, we must have that $2x = 0$ and $R$ is commutative
121465
$R[x]$ has a subring isomorphic to $R$.
45523
Can the product of two non invertible elements in a ring be invertible?
6385
Minimal counterexamples of the isomorphism problem for integral group rings
109470
Proof of whether a specific element is in a commutative, invertible monoid.
71822
Commutator algebra in exponents
73689
A question about the equivalence relation on the localization of a ring.
28485
Commutativity of projection and rotation
18971
Show that a ring is commutative if it has the property that ab = ca implies b = c when $a\neq 0$
158426
Proving lemma about centrality of idempotent elements in a Ring with no nilpotent elements.
8787
In a ring $(A,+, \cdot)$ if $aba = a$ then $bab = b$ and all non zero elements in $A$ are invertible.
67470
If $S$ is a ring with the property that $s=s^2$ for each $s \in S$, then is $S$ commutative?
46843
A ring without the Invariant Basis Number property
35222
Characterizing units in polynomial rings
129858
"Almost" ring homomorphism