abstract algebra - Problem with structure of a semisimple ring theorem - Mathematics Stack Exchange
OneClass: Exercise 2.9 Let R and S be rings. Define operations on R × pairs) by the rules (the set o...
TYPE SUBMODULES AND DIRECT SUM DECOMPOSITIONS OF MODULES Introduction. It is well known that every torsion abelian group has a u
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Module Theory: Endomorphism rings and direct sum decompositions in some classes of modules (Modern Birkhäuser Classics) - Facchini, Alberto: 9783034803021 - AbeBooks
Direct Sum of Rings - Wolfram Demonstrations Project
DIRECT SUM DECOMPOSITION OF THE PRODUCT OF PREINJECTIVE MODULES OVER RIGHT PURE SEMISIMPLE HEREDITARY RINGS
Solved 4. Given two rings R, S, their direct sum (sometimes | Chegg.com
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Direct Sum of Rings - Wolfram Demonstrations Project
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Solved 3. Direct Sum of Rings. Let R and S be rings. The | Chegg.com
abstract algebra - The infinite Direct Sum in the category Ring - Mathematics Stack Exchange
博客來-Module Theory: Endomorphism Rings and Direct Sum Decompositions in Some Classes of Modules
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Lecture4:On Isomorphism Theorems, and Direct Product and Sum of Modules - YouTube
arXiv:1202.0386v2 [math.RA] 15 Oct 2012 On rings each of whose finitely generated modules is a direct sum of cyclic modules
Direct Sum of Rings - Wolfram Demonstrations Project
