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Mathematics
Hussein Eid's user avatar
Hussein Eid's user avatar
Hussein Eid's user avatar
Hussein Eid
  • Member for 5 years, 8 months
  • Last seen more than a week ago
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question
4
When is every nonzero endomorphism of a right $R$-module $M$ onto?
Jul 20, 2022
question
4
The injective hull of the ring of all eventually constant sequences of elements of $\mathbb{Z}_2$
Dec 28, 2023
question
4
Every order in a finite-dimensional $\mathbb{Q}$-algebra is contained in a maximal order
Mar 20, 2023
question
3
An example of abelian ring which is NOT square-free.
Jun 15, 2022
question
3
Is there a $\mathbb{Z}$-homomorphism from the submodule $\lbrace 0,2 \rbrace \leq \mathbb{Z}_4$ into $\mathbb{Q}$?
Mar 17, 2022
question
3
The module is square-free iff every factor is summand-square-free
Sep 30, 2022
question
3
A characterization of finitely cogenerated modules
Feb 14, 2023
question
3
Ideals of the Lipschitz quaternions
Mar 10, 2023
question
2
Non-commutative abelian rings.
Jun 4, 2022
question
2
The proper subgroups of $A:=\left\lbrace m/p^n : m\in \mathbb{Z}; n \geq 0 \right\rbrace$
Jul 8, 2022
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5
How to use a custom function as column default in a PostgreSQL table
5
A note on orders in quaternion algebras