### Archives

### Recent blog posts

- Prikry forcing may add a Souslin tree June 12, 2016
- The reflection principle $R_2$ May 20, 2016
- Prolific Souslin trees March 17, 2016
- Generalizations of Martin’s Axiom and the well-met condition January 11, 2015
- Many diamonds from just one January 6, 2015
- Happy new jewish year! September 24, 2014
- Square principles April 19, 2014
- Partitioning the club guessing January 22, 2014

### Keywords

Minimal Walks weak square Hindman's Theorem Chromatic number tensor product graph sap 05A17 Souslin Tree P-Ideal Dichotomy Erdos-Hajnal graphs Diamond coloring number Singular coﬁnality Hereditarily Lindelöf space Successor of Singular Cardinal 11P99 Non-saturation Hedetniemi's conjecture Selective Ultrafilter Slim tree Jonsson cardinal ccc Rainbow sets Aronszajn tree Uniformization Axiom R Club Guessing Microscopic Approach Whitehead Problem Forcing Almost Souslin Postprocessing function polarized partition relation Commutative cancellative semigroups PFA(S)[S] Cardinal function square principles 20M14 Forcing Axioms xbox very good scale Mandelbrot set Martin's Axiom approachability ideal Successor of Regular Cardinal Erdos Cardinal square Rado's conjecture Sakurai's Bell inequality Parameterized proxy principle Reduced Power Stevo Todorcevic L-space stationary reflection Dushnik-Miller Prikry-type forcing Coherent tree Distributive tree Ascent Path Cohen real Uniformly coherent free Boolean algebra incompactness Cardinal Invariants Rock n' Roll reflection principles Almost-disjoint famiy Constructible Universe Fast club 05D10 Prevalent singular cardinals HOD Ostaszewski square Universal Sequences Absoluteness Poset Fat stationary set Partition Relations Foundations weak diamond S-Space middle diamond Shelah's Strong Hypothesis Large Cardinals Kurepa Hypothesis Square-Brackets Partition Relations Nonspecial tree Antichain Knaster Chang's conjecture diamond star Singular cardinals combinatorics Almost countably chromatic b-scale PFA Generalized Clubs Small forcing OCA stationary hitting Weakly compact cardinal Singular Density Fodor-type reflection projective Boolean algebra

# Tag Archives: Foundations

## Review: Is classical set theory compatible with quantum experiments?

Yesterday, I attended a talk at the Quantum Foundations seminar at the beautiful Perimeter Institute for Theoretical Physics (Waterloo, Ontario). The (somewhat provocative) title of the talk was “Is Classical Set Theory Compatible with Quantum Experiments?”, and the speaker was Radu … Continue reading