Abstract
We show global well-posedness of the dynamic φ4 model in the plane. The model is a nonlinear stochastic PDE that can only be interpreted in a "renormalised" sense. Solutions take values in suitable weighted Besov spaces of negative regularity.
| Original language | English |
|---|---|
| Pages (from-to) | 2398-2476 |
| Number of pages | 79 |
| Journal | Annals of Probability |
| Volume | 45 |
| Issue number | 4 |
| DOIs | |
| Publication status | Published - 31 Jul 2017 |
Keywords
- Nonlinear stochastic PDE
- Quantum field theory
- Stochastic quantisation equation
- Weighted Besov space
ASJC Scopus subject areas
- Statistics and Probability
- Statistics, Probability and Uncertainty