The Memoirs of the AMS is devoted to the publication of new research in all areas of pure and applied mathematics. The Memoirs is designed particularly to publish long papers of groups of cognate papers in book form, and is under the supervision of the Editorial Committee of the AMS journal Transactions of the American Mathematical Society. All papers are peer-reviewed.
Chapters
Introduction
1. General recollections
2. Strategy and first examples
3. Partitioned braids
4. Virtual and welded braids
5. Variants on partitioned welded braids
6. Braids on surfaces
A. Some calculations of lower central series
B. Presentation of an extension
Jacques Darne, Universite de Picardie Jules Verne, Amiens, France.
Martin Palmer, Institutul de Matematica Simion Stoilow al Academiei Romane, Bucure\cb{s}ti, Romania.
Arthur Soulie, Normandie Universite, Caen, France.
