### 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

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

# 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