A presentation of mapping class groups in terms of Artin groups and geometric monodromy of singularities Makoto Matsumoto Original article Pages: 401 - 418
Flat surfaces in the hyperbolic 3-space José A. GálvezAntonio MartínezFrancisco Milán Original article Pages: 419 - 435
Surfaces convexes fuchsiennes dans les espaces lorentziens à courbure constante François LabourieJean-Marc Schlenker Original article Pages: 465 - 483
The Alexander polynomial and finite type 3-manifold invariants Stavros GaroufalidisNathan Habegger Original article Pages: 485 - 497
Central extensions of Lie algebras graded by finite root systems Bruce AllisonGeorgia BenkartYun Gao Original article Pages: 499 - 527
Kleinian singularities, derived categories and Hall algebras M. KapranovE. Vasserot Original article Pages: 565 - 576
Analyticity and smoothing effect for the Korteweg de Vries equation with a single point singularity Keiichi KatoTakayoshi Ogawa Original article Pages: 577 - 608