# WMI Preprints 1973

*Filtrations of Banach manifolds II: Mukherjea's theorem on tubular neighbourhoods,*

by C.J. Atkin

*Filtrations of Banach manifolds III: decomposition theorems,*

by C.J. Atkin

*Note on a posthumous paper of Hahn,*

by W. Parry

*A variational principle for the pressure of continuous transformations,*

by P. Walters

*Descending chain conditions for Lie algebras of prime characteristic,*

by R.K. Amayo & I. Stewart

*Blocks with a cyclic defect group,*

by R.M. Peacock

*Crystallography in spaces of arbitrary dimension,*

by R.L.E. Schwarzenberger

*The discrete series representations of the general linear groups over a finite field,*

by G. Lusztig

*Characters and derived length in groups of odd order,*

by T.R. Berger

*p-subgroups of core-free quasinormal subgroups II,*

by F. Gross

*A character-theoretic criterion for the existence of normal complements to subgroups of finite groups,*

by T. Hawkes & J. Humphreys

*The 17 plane symmetry groups,*

by R.L.E. Schwarzenberger

*Modular representations of finite groups of Lie type,*

by R.W. Carter & G. Lusztig

*Augmentation powers of locally finite groups,*

by B. Hartley

*Caustics and catastrophes,*

by K. Jänich

### Search WMI Preprint Catalogue:

**Postal address**:

The Librarian

Mathematics Institute

Zeeman Building

University of Warwick

Coventry CV4 7AL

United Kingdom