Ideal in polynomial ring extension
29452
Divisor in $\mathbb{C}[X]$ $\implies$ divisor in $\mathbb{R}[X]$?
72230
Equivalence of definitions of prime ideal in commutative ring
52966
Rings, ideals and units-proof
50445
Explaining the product of two ideals
148788
Polynomial ring ideal. Show that $(f) \cap R_N = (0) \iff f \notin R_N$
92822
Finite number of elements generating the unit ideal of a commutative ring
36150
Ideal in a ring of continuous functions
18406
An ideal whose radical is maximal is primary
155745
Ideals of $\mathbb{Z}[X]$
118781
product of ideals in matrix ring
50908
Showing a Ring and an Ideal are equal
99567
Proving that an inverse ring homomorphism of an ideal is an ideal?
77820
Roots in a polynomial ring
31585
Primary ideals of $\mathbb{Z}$
118532
Nilradical of polynomial ring
111114
Prove that an ideal in $k[x,y]$ is a prime ideal
116943
Proof for maximal ideals in $\mathbb{Z}[x]$