Example of a ring with an infinite inclusion chain of ideals
32839
Example of integral domain with infinitely ascending chain of ideals.
111679
Example of a ring without unity that has a subring with unity?
87151
Primary ideals in Noetherian rings
112131
Characterizing all ring homomorphisms $C[0,1]\to\mathbb{R}$.
33245
Show that every ideal of the ring $\mathbb Z$ is principal
83115
A set of elements in a reduced unity ring
69649
If an ideal contains the multiplicative identity, then it is the whole ring
75899
Principal ideal domain with finitely many ideals
109688
Zero-dimensional ideals and finite-dimensional algebras
76749
Example of a finite non-commutative ring without a unity
11541
Examples of a non-commutative division ring
152730
Example of a finitely generated faithful torsion module over a commutative ring
30714
A question on ring homomorphisms and maximal ideals.
60391
Ideal Generated by Three Elements in Polynomial Ring
116883
About ideals in a ring which is a $k$ vector space
74796
Extension of intersection of ideals
118781
product of ideals in matrix ring