List questions from finite-rings

664

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A finite commutative ring with the property that every element can be written as product of two elements is unital

Published on 09 Aug 2011 - 2:28

42.4k

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Every nonzero element in a finite ring is either a unit or a zero divisor

Published on 31 Aug 2011 - 16:13

25.7k

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Why is a finite integral domain always field?

Published on 07 Sep 2011 - 13:33

5.7k

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Is the group of units of a finite ring cyclic?

Published on 18 Oct 2011 - 0:13

265

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Finiteness of the Witt ring

Published on 24 Oct 2011 - 21:47

2.3k

Views

Ring with 10 elements is isomorphic to $\mathbb{Z}/10 \mathbb{Z} $

Published on 17 Feb 2012 - 6:12

231

Views

Algorithms for deciding whether a function over a finite ring is polynomial or not?

Published on 01 Apr 2012 - 16:25

4.8k

Views

Left inverse implies right inverse in a finite ring

Published on 29 Apr 2012 - 19:12

815

Views

How many elements in a ring can be invertible?

Published on 10 Jul 2012 - 1:36

1k

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Annihilators in matrix rings

Published on 13 Jul 2012 - 10:19

183

Views

Dependencies among roots of irreducible polynomial over GR(8,m)

Published on 23 Feb 2026 - 2:12

79

Views

Dependencies among $\xi^{j}$

Published on 23 Feb 2026 - 2:06

143

Views

A problem in Galois rings

Published on 23 Feb 2026 - 2:07

1.3k

Views

Finite modules over finite local rings

Published on 08 Aug 2012 - 21:49

572

Views

Examples: Representations over finite rings and Maschke's theorem

Published on 01 Nov 2012 - 19:50

List Question

A finite commutative ring with the property that every element can be written as product of two elements is unital

Every nonzero element in a finite ring is either a unit or a zero divisor

Why is a finite integral domain always field?

Is the group of units of a finite ring cyclic?

Finiteness of the Witt ring

Ring with 10 elements is isomorphic to $\mathbb{Z}/10 \mathbb{Z} $

Algorithms for deciding whether a function over a finite ring is polynomial or not?

Left inverse implies right inverse in a finite ring

How many elements in a ring can be invertible?

Annihilators in matrix rings

Dependencies among roots of irreducible polynomial over GR(8,m)

Dependencies among $\xi^{j}$

A problem in Galois rings

Finite modules over finite local rings

Examples: Representations over finite rings and Maschke's theorem

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