MATH
Login Or Sign up

List Question

15
95
Views

How can the rng $(\mathbb{N}, +, \cdot)$ be an ideal of some ring?

Published on
#abstract-algebra #ring-theory #rngs
224
Views

For any rng $R$, can we attach a unity?

Published on
#abstract-algebra #ring-theory #rngs
1.4k
Views

Pathologies in "rng"

Published on
#abstract-algebra #ring-theory #ideals #rngs
801
Views

Are there different left and right ideals in a ring without identity?

Published on
#ring-theory #rngs
440
Views

Does $M \otimes_R N = 0$ for a non-unital ring $R$ if there are ideals $I,J \lhd R$ such that $MI+JN = 0$ and $I+J = R$?

Published on
#abstract-algebra #modules #tensor-products #rngs
7.4k
Views

Why is it necessary for a ring to have multiplicative identity?

Published on
#abstract-algebra #ring-theory #terminology #definition #rngs
370
Views

Prove that every rng with a left-side identity has a right-side identity?

Published on
#abstract-algebra #rngs
42.5k
Views

In a ring, how do we prove that a * 0 = 0?

Published on
#abstract-algebra #ring-theory #rngs
308
Views

Ring of even integers considered as module over itself

Published on
#abstract-algebra #modules #rngs
40
Views

Bounding the number of commutative rings with identity of size n

Published on
#abstract-algebra #ring-theory #rngs
130
Views

For $\operatorname{char}(R)=\bar n$ and $\bar m<\bar n$, show that $\bar m\cdot x=0$ is only possible in a "trivial" manner.

Published on
#abstract-algebra #ring-theory #rngs
326
Views

Free $R$-module when $R$ is not unital

Published on
#abstract-algebra #ring-theory #modules #rngs
301
Views

Must this rng be a ring?

Published on
#abstract-algebra #ring-theory #rngs
565
Views

defining gcd on rings

Published on
#abstract-algebra #ring-theory #gcd-and-lcm #rngs
173
Views

PRNG for compression

Published on
#information-theory #entropy #rngs #algorithmic-randomness

Trending Questions

Popular # Hahtags

geometry circles algebraic-number-theory functions real-analysis elementary-set-theory proof-verification proof-writing number-theory elementary-number-theory puzzle game-theory calculus multivariable-calculus partial-derivative complex-analysis logic set-theory second-order-logic homotopy-theory winding-number ordinary-differential-equations numerical-methods derivatives integration definite-integrals probability limits sequences-and-series algebra-precalculus

Popular Questions

Copyright © 2021 JogjaFile Inc.