### 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
- Genearlizations 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

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

# 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