Division in $\mathbb{Z}[i]$
125719
Multiplicative inverse of a complex number.
102112
Idempotents in $\mathbb Z_n$
80551
Find Units in $\mathbb{Z}[\sqrt{n}]$
40400
Finding an isomorphism between $\mathbb{Z}[i]/(7)$ and $\mathbb{Z}[\sqrt{-2}]/(7)$
24203
Finding Zero Divisors and Units of Rings $\mathbb{Z}_n \times \mathbb{Z}_m$
68915
What are the units in $\mathbb{Z}[\root 3 \of 2]$?
104486
Ideal in $\mathbb Z[x]$ which is not two-generated
133019
Nilpotent elements in $\mathbb Z_n$
108775
Identify the ring $\mathbb {Z}[i]/(2 + i) $
21840
Zero divisors and units for the ring $\mathbb{Z}/n\mathbb{Z}$ with integer $n$
32278
Adjoining 1/2 to $\Bbb{Z}/12\Bbb{Z}$
155150
Division of Factorials [binomal coefficients are integers]
31585
Primary ideals of $\mathbb{Z}$
95863
Describe the units in $\mathbb{Z}[\sqrt{-d}]$
144789
identify the ring $\mathbb{Z}[x]/(2x-1)$
19310
Identify the ring $\mathbb{Z}[x]/(2x)$
79650
Division Rings and Division Algebras