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15
Math.TechQA.Club
2014-10-02 09:18:04
965
Views
Show that the probability that two randomly choosen elements from $R$ commute is at most $(5/8)$.
Published on
02 Oct 2014 - 9:18
#ring-theory
#noncommutative-algebra
151
Views
Projectiveness of direct product of projectives
Published on
04 Oct 2014 - 17:38
#abstract-algebra
#modules
#noncommutative-algebra
99
Views
Constructing noncommutative nilpotent rings of given index
Published on
27 Mar 2026 - 19:32
#ring-theory
#examples-counterexamples
#big-list
#noncommutative-algebra
339
Views
Zerodivisors in polynomial rings over a non-commutative ring
Published on
13 Oct 2014 - 20:19
#abstract-algebra
#ring-theory
#noncommutative-algebra
2.6k
Views
Give an example of a maximal ideal in a noncommutative ring which is not prime
Published on
14 Oct 2014 - 9:50
#abstract-algebra
#ring-theory
#noncommutative-algebra
46
Views
Definition of Matrix Inverse
Published on
16 Oct 2014 - 12:36
#linear-algebra
#noncommutative-algebra
62
Views
Product notation $\prod$ when product does not commute
Published on
17 Oct 2014 - 15:03
#notation
#products
#noncommutative-algebra
517
Views
$R/J(R)$ not semisimple Artinian
Published on
17 Oct 2014 - 17:26
#abstract-algebra
#ring-theory
#noncommutative-algebra
1k
Views
A concrete example of a unital noncommutative ring without maximal two-sided ideals
Published on
25 Oct 2014 - 7:01
#abstract-algebra
#ring-theory
#ideals
#noncommutative-algebra
541
Views
Nilpotent and invertible polynomials over noncommutative rings
Published on
26 Oct 2014 - 20:39
#abstract-algebra
#ring-theory
#noncommutative-algebra
254
Views
Ideals in a polynomial ring over a skew field
Published on
27 Oct 2014 - 11:05
#abstract-algebra
#ideals
#noncommutative-algebra
677
Views
Commuting exponentials of non-commuting matrices
Published on
29 Oct 2014 - 19:20
#linear-algebra
#exponentiation
#noncommutative-algebra
684
Views
Trace ideal of generator
Published on
14 Nov 2014 - 20:25
#ring-theory
#modules
#noncommutative-algebra
398
Views
Semisimple modules and short exact sequences
Published on
26 Mar 2026 - 16:03
#abstract-algebra
#modules
#noncommutative-algebra
#exact-sequence
673
Views
Why every central simple algebra has a splitting field
Published on
16 Nov 2014 - 17:50
#abstract-algebra
#noncommutative-algebra
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