Volume 130 (2019)

Table of contents

Article
E 2 -cells and mapping class groups
p. 1-61
Article
The period-index problem for real surfaces
p. 63-110
Article
Polyakov’s formulation of 2d bosonic string theory
p. 111-185
Article
Separation for the stationary Prandtl equation
p. 187-297
Article
A local model for the trianguline variety and applications
p. 299-412