Categories
Tags
Descriptive-set-theory
New post in Descriptive-set-theory
Questions on meager sets
June 1st, 2022
descriptive-set-theory
functional-analysis
general-topology
Arithmetic hierarchy definition
June 24th, 2022
logic
descriptive-set-theory
Intuitive way to understand the Smith–Volterra–Cantor set
June 14th, 2022
cantor-set
descriptive-set-theory
real-analysis
Show that the following are Borel Sets
October 30th, 2020
descriptive-set-theory
real-analysis
Is the pre-image of a Borel set by a continuous function a Borel set? Is it an open set?
June 10th, 2022
descriptive-set-theory
continuity
measure-theory
functional-analysis
lebesgue-measure
How to show the diagonal of product of Hausdorff spaces is not in the product of its Borel-$\sigma$ algebras?
June 1st, 2022
measure-theory
descriptive-set-theory
Is the product of Polish spaces Polish?
June 1st, 2022
descriptive-set-theory
general-topology
Do the Baire Sets of $\mathbb{R}$ contain the Borel Sets of $\mathbb{R}$?
June 25th, 2022
descriptive-set-theory
real-analysis
measure-theory
What measure does Lebesgue measure induce on the fat Cantor set?
June 14th, 2022
cantor-set
measure-theory
descriptive-set-theory
How to show that Hausdorff distance is a metric on the set of all compact non-empty subsets of a Polish space?
June 19th, 2022
metric-spaces
descriptive-set-theory
Uncountable union of multiples of measurable sets.
June 26th, 2020
descriptive-set-theory
measure-theory
Classification of a kind of compact sets
June 3rd, 2022
descriptive-set-theory
real-analysis
general-topology
Applications of descriptive set theory to mathematical logic?
June 24th, 2022
logic
reference-request
descriptive-set-theory
Definition of infinite tree in set theory
June 24th, 2022
descriptive-set-theory
set-theory
Cantor space: example of an open set that's not closed?
June 15th, 2022
examples-counterexamples
descriptive-set-theory
general-topology
Generic Elements of a Set.
March 27th, 2020
terminology
general-topology
descriptive-set-theory
R subset and Borel set
April 20th, 2020
descriptive-set-theory
Is every $F_{\sigma\delta}$-set a set of points of convergence of a sequence of continuous functions?
June 15th, 2022
real-analysis
general-topology
convergence-divergence
descriptive-set-theory
Derived sets and ordinals
June 1st, 2020
descriptive-set-theory
real-analysis
ordinals
Two questions about the Cantor set construction
June 1st, 2022
general-topology
real-analysis
descriptive-set-theory
Reference request, Descriptive set theory
June 21st, 2022
reference-request
book-recommendation
descriptive-set-theory
set-theory
Cantor-Bendixson theorem proof
June 14th, 2022
set-theory
descriptive-set-theory
set in $\mathbb{R}$ which is not a Borel-set
June 1st, 2022
descriptive-set-theory
analysis
measure-theory
Proof that the Cardinality of Borel Sets on $\mathbb R$ is $c$ without using the ordinals .
June 14th, 2022
descriptive-set-theory
borel-sets
real-analysis
measure-theory
Is any compact metric totally disconnected space homeomorphic to a compact subspace of a Cantor space?
June 1st, 2022
general-topology
descriptive-set-theory
metric-spaces
What is the generating set of the Vietoris topology?
June 15th, 2022
descriptive-set-theory
general-topology
set-theory
Are Polish space and LCCB space related?
June 24th, 2022
probability-theory
descriptive-set-theory
general-topology
What are $\Sigma _n^i$, $\Pi _n^i$ and $\Delta _n^i$?
June 1st, 2022
reference-request
logic
notation
computability
descriptive-set-theory
Cardinality of the borel measurable functions?
July 8th, 2020
descriptive-set-theory
real-analysis
"Nice" well-orderings of the reals
June 1st, 2022
logic
set-theory
descriptive-set-theory
large-cardinals
←
1
2
→