Contents Online

# Advances in Theoretical and Mathematical Physics

## Volume 25 (2021)

### Number 8

### Contents

Masses, sheets and rigid SCFTs

pp. 1953-2054

Distinguished curves and integrability in Riemannian, conformal, and projective geometry

pp. 2055-2118

$\tfrac{1}{2}$Calabi–Yau $4$-folds and four-dimensional F-theory on Calabi–Yau $4$-folds with $\mathrm{U}(1)$ factors

pp. 2119-2140

Lorentz Meets Lipschitz

pp. 2141-2170

On gerbe duality and relative Gromov–Witten theory

pp. 2171-2178