3 problems

Let ${\cal H}^{({\rm cont})}$ be the continuous component of the state space arising in the scaling limit of the low-energy states of the spin chain, let ${\cal C}$ be the charge-c…

Let ${\cal H}^{({\scriptscriptstyle{\rm LBH}})}$ denote the state space of the Lorentzian black hole nonlinear sigma model, let ${\cal W}_{p,s}$ and…

Let ${\cal H}^{({\rm cont})}$ be the continuous-sector state space of the gauged ${\rm SL}(2,\mathbb{R})$ WZW model, let ${\cal W}_{p,s}$ and $\overline{{\cal W}}_{\bar p,s}$ be ir…