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15
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Prove that for each submodule $B$, there exist a submodule $C$ such that $A=B\oplus C$.

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#modules #direct-sum #division-ring
97
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Difficulties with "old" definitions

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#abstract-algebra #group-theory #modules #division-ring
367
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Galois theory for (non-commutative) division rings

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#reference-request #galois-theory #noncommutative-algebra #division-algebras #division-ring
50
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Growth rates of matrices

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#abstract-algebra #matrices #noncommutative-algebra #valuation-theory #division-ring
49
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Is factor ring field?

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#factoring #division-ring
280
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If $D$ be a division ring and $D^*$ be finitely generated group then $D^*$ is abelian group?

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#abstract-algebra #group-theory #ring-theory #examples-counterexamples #division-ring
18
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division ring of left multiplications

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#abstract-algebra #division-ring
76
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isomorphism between two division rings

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#abstract-algebra #ring-theory #modules #division-ring
31
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Is a left and right simple ring with unity a division ring?

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#proof-verification #ring-theory #division-ring
216
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2-digit number Modulus Nine.

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#number-theory #modular-arithmetic #division-ring
621
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Splitting fields of a divison algebra

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#abstract-algebra #division-algebras #division-ring
311
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Injective module

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#abstract-algebra #matrices #injective-module #division-ring
64
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Every left ideal of $R[x]$ is cyclic implies $R$ a division ring

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#abstract-algebra #ring-theory #ideals #division-ring
143
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Algebraic structure, division ring

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#abstract-algebra #vectors #ring-isomorphism #division-ring
233
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Definition of a division ring in category theory

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#category-theory #division-ring

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