Inclusion of ideal in a finite union of ideals
58640
$R$ is an algebra over an infinite field. If $\exists$ ideals s.t. $J\subseteq \bigcup_{k=1}^nI_k$ then $J\subseteq I_k$ for some $k$
116000
Prove that prime ideals of a finite ring are maximal
29019
Ideals in direct product of rings
92822
Finite number of elements generating the unit ideal of a commutative ring
72640
$(m,n) = (\gcd(m,n))$ as ideals in $\Bbb Z$
90314
Maximal ideals in $R[x]$
81296
If A and B are ideals of a ring, show that A + B = $\{a+b|a \in A, b \in B\}$ is an ideal
112045
A property of minimal prime ideal
116943
Proof for maximal ideals in $\mathbb{Z}[x]$
118781
product of ideals in matrix ring
63171
Translate of an ideal by $a$ coincides with the ideal iff  $a \in I$
74796
Extension of intersection of ideals
31585
Primary ideals of $\mathbb{Z}$
37410
Example of a ring with an infinite inclusion chain of ideals
52966
Rings, ideals and units-proof
118513
Ideal of product of affine varieties
104784
On the grade of an ideal