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Vienna, Wien, Österreich
http://dmg.tuwien.ac.at/goldstern/www/
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Top Questions
19
votes
Dual Borel conjecture in Laver's model
lo.logic
set-theory
selection-principles
asked May 8, 2011 at 11:41
mathoverflow.net
13
votes
Finite support iterations of $\sigma$-centered forcing notions
set-theory
forcing
reference-request
asked Dec 22, 2011 at 21:57
mathoverflow.net
13
votes
Number of linear orders
reference-request
lo.logic
ho.history-overview
model-theory
asked Nov 2, 2012 at 15:24
mathoverflow.net
9
votes
Why is the set-theoretic principle $\diamondsuit$ called $\diamondsuit$?
reference-request
lo.logic
set-theory
ho.history-overview
asked Jul 13, 2015 at 11:00
mathoverflow.net
8
votes
Minimal selector for a family of finite sets
axiom-of-choice
reference-request
lo.logic
asked Jul 4, 2012 at 18:40
mathoverflow.net
7
votes
Minimal blocks for a family of finite sets
lo.logic
axiom-of-choice
asked Jul 4, 2012 at 22:41
mathoverflow.net
5
votes
A "strong" Galois-Tukey connection between orders with suborders
reference-request
co.combinatorics
lo.logic
order-theory
asked Mar 11, 2018 at 15:40
mathoverflow.net
5
votes
Chain condition in iterated forcing
reference-request
lo.logic
forcing
asked Apr 12, 2018 at 15:52
mathoverflow.net
Top Answers
38
Connectedness in the language of path-connectedness
mathoverflow.net
37
When (if ever) disclose your identity as a reviewer?
mathoverflow.net
36
Can we unify addition and multiplication into one binary operation? To what extent can we find universal binary operations?
mathoverflow.net
36
Old books still used
mathoverflow.net
24
A G-delta-sigma that is not F-sigma?
mathoverflow.net
24
What is the best *general triangle*?
mathoverflow.net
21
Bijection from $\mathbb{R}$ to $\mathbb{R^2}$
mathoverflow.net
19
Formal proof of Con(ZFC) => Con(ZFC + not CH) in ZFC
mathoverflow.net
19
Parodies of abstruse mathematical writing
mathoverflow.net
19
Ultralimit versus partial limit
mathoverflow.net
17
References for the result that $\sqrt{n}$ is equidistributed mod 1
mathoverflow.net
17
Securing privacy of "who communicates with whom" under Orwell-like conditions
mathoverflow.net
17
Examples where adding complexity made a problem simpler
mathoverflow.net
17
Does an ultrapower of an Aronszajn tree have an $\omega_{1}$-branch?
mathoverflow.net
17
Unconventional types of induction
mathoverflow.net
17
If $V$ is a vector space with a basis. $W\subseteq V$ has to have a basis too?
mathoverflow.net
16
incompleteness in real analysis
mathoverflow.net
16
Can we put a probability measure on every $\sigma$-algebra?
mathoverflow.net
16
Compactness of the Hilbert cube without the Axiom of Choice
mathoverflow.net
16
Can you equip every vector space with a Hilbert space structure?
math.stackexchange.com
15
Who needs RCS iterations?
mathoverflow.net
15
Large cardinals and constructible universe
mathoverflow.net
14
Is it possible to reconstruct an order type from its initial segments?
mathoverflow.net
14
A question about the comparability of large cardinals.
mathoverflow.net
14
How do I apply the Boolean Prime Ideal Theorem?
mathoverflow.net
13
Does every set of reals contain a measure-zero set of the same cardinality? Does it contain a meager set of the same cardinality?
mathoverflow.net
12
Is there a concept of limit of formulas
mathoverflow.net
12
ZFC applications of Shelah's creature forcing
mathoverflow.net
12
Does there exist a Lebesgue nonmeasurable set $E$ in $\mathbb{R}$ such that $E\cap A$ is a Borel null set for every Borel null set $A$?
mathoverflow.net
12
Associative mean
mathoverflow.net
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mathoverflow.net
math.stackexchange.com