Some reference on quadratic rings or introductory algebraic number theory.
114518
Good reference book for quadratic integer rings?
25910
Product of Quadratic Residues
27704
Cardinality of quotient ring $\mathbb{Z_6}[X]/(2X+4)$
47114
What is necessary and/or sufficient for polynomials to provide isomorphic quotient rings?
8784
modulo version of the quadratic formula and Euler's criterion
152708
Recommend of algebraic number theory books
150446
Quadratic Modular Arithmetic
9794
Quotient ring of Gaussian integers $\mathbb{Z}[i]/(a+bi)$ when $a$ and $b$ are NOT coprime
105913
Calculations in quotient rings
108767
Irreducible Components of the Prime Spectrum of a Quotient Ring and Primary Decomposition
78561
Algebraic field extensions: Why $k(\alpha)=k[\alpha]$.
68065
Quadratic extensions in characteristic $2$
77862
Question about fields and quotients of polynomial rings
28327
(Simple) Examples on Non-Commutative Rings
73743
Number of elements in the quotient ring $\mathbb{Z}[X]/(X^2-3, 2X+4)$
6646
A (non-artificial) example of a ring without maximal ideals
59108
Book for field and galois theory.