New posts in Ideals

Romyar Sharifi's notes: Group and Galois Cohomology; ideal vs submodule?

Product of ideals is a subset of an intersection of ideals

Prove $(y-x^2)$ is a prime ideal in $\mathbb{R}[x,y]$, but not maximal.

Determining the ideals of a quotient ring

About comment by Jacobson on proving that a morphism in $\mathbf{Ring}$ is monic iff it is injective

Ideal with zero localizations at prime ideals containing it

Ideal of $\mathbb{Z}[x]$ generated by $3$ and $x^2+1$ is proper

Is $(a)/(a^2)\cong R/(a)$, or something else? ; For ideals $(a), (a^2)\leq R$

Ideals in ring of polynomials.

Show that an ideal of the ring of integers of a real number field is not principal