Newbetuts
.
New posts in separation-axioms
Metrizability of a compact Hausdorff space whose diagonal is a zero set
general-topology
metric-spaces
compactness
separation-axioms
Examples of a quotient map not closed and quotient space not Hausdorff
general-topology
examples-counterexamples
quotient-spaces
separation-axioms
Proof that every metric space is normal
general-topology
metric-spaces
separation-axioms
Why study non-T1 topological spaces?
general-topology
soft-question
separation-axioms
Cheap proof that the Sorgenfrey line is normal?
general-topology
separation-axioms
sorgenfrey-line
Give an example of a non compact Hausdorff space such that $\Delta$ is closed but $Y$ is not Hausdorff
general-topology
compactness
examples-counterexamples
separation-axioms
Example of Hausdorff space $X$ s.t. $C_b(X)$ does not separate points?
real-analysis
general-topology
examples-counterexamples
separation-axioms
Why is paracompactness needed to prove a regular space is normal?
general-topology
proof-explanation
separation-axioms
paracompactness
A strong Hausdorff condition
general-topology
examples-counterexamples
separation-axioms
Every locally Compact Hausdorff Space is Regular.
general-topology
solution-verification
separation-axioms
compactification
Is a metric space perfectly normal?
general-topology
metric-spaces
separation-axioms
Why are these two definitions of a perfectly normal space equivalent?
general-topology
reference-request
separation-axioms
Every minimal Hausdorff space is H-closed
general-topology
examples-counterexamples
separation-axioms
Prove that $Y$ is Hausdorff iff $X$ is Hausdorff and $A$ is a closed subset of $X$
general-topology
quotient-spaces
separation-axioms
Compactness and Strictly Finer Topologies.
general-topology
compactness
separation-axioms
Help understanding proof of every topological group is regular
proof-verification
topological-groups
separation-axioms
Is Arens Square a Urysohn space?
general-topology
separation-axioms
If two continuous maps into a Hausdorff space agree on a dense subset, they are identically equal [duplicate]
general-topology
continuity
separation-axioms
Is every linear ordered set normal in its order topology?
general-topology
order-theory
separation-axioms
order-topology
What application is there for a non-Hausdorff topological space?
general-topology
intuition
separation-axioms
Prev
Next