Question of $\Diamond$ in Generic Extension
53017
A question from Kunen's book: chapter VII (H9), about diamond principle
12272
Why $a$ is not an essential singularity and how $f$ can be extended
48093
Irreducible polynomial in field extension
24247
Ring Inside an Algebraic Field Extension
57283
Extending Homomorphism into Algebraically Closed Field
31124
The closure of $c_{00}$ is $c_{0}$ in $\ell^\infty$
145594
Splitting of prime ideals in algebraic extensions
143138
All models of $\mathsf{ZFC}$ between $V$ and $V[G]$ are generic extensions of $V$
1060
Minimal polynomial of intermediate extensions under Galois extensions.
147659
Counterexample to "if $f:A\to A$ induces the identity $\hat f:\operatorname{Spec}(A)\to\operatorname{Spec}(A)$, then $f=\operatorname{id}_A$"
109054
Given an infinite set of cardinality $X$, is there a chain in $\mathcal P(X)$ of the same cardinalty of $\mathcal P(X)$?
156904
Homotopy Extension Property: necessary and sufficient condition
101869
Field Extension Notation
74796
Extension of intersection of ideals
115224
Equivalences of $\diamondsuit$-principle.
20218
Is this field extension finite?
41505
Transcendental Extensions. $F(\alpha)$ isomorphic to $F(x)$