# WMI Preprints 1991

One slipped through unnumbered in 1991...

*The Morse complex, Novikov cohomology and Fredholm theory,*

by M. Pozniak

1/1991

*A classification of C ^{1+ε} structures on embedded trees, *

by A.A. Pinto & D.A. Rand

2/1991

*A dynamical systems approach to boundary layer transitions,*

by T.J. Bridges

3/1991

*Regularity of exponentially harmonic functions,*

by Duong Minh Duc & J. Eells

4/1991

*Continuity of convex hull boundaries,*

by L. Keen & C. Series

5/1991

*Pleating coordinates for the Maskit embedding of the Teichmuller space of punctured tori,*

by L. Keen & C. Series

6/1991

*Differentiability properties of the pressure of a continuous transformation on a compact metric space,*

by P. Walters

8/1991

*Harmonic maps on spaces with conical singularities,*

by Yuan-Jen Chiang & A. Ratto

9/1991

*(S3,S6) - amalgams I,*

by W. Lempken, C. Parker & P. Rowley

10/1991

*A Hopf bifurcation with spherical symmetry,*

by H. Haaf, M. Roberts & I. Stewart

11/1991

*Bifurcation theory old and new,*

by I. Stewart

12/1991

*Introduction to nonlinear oscillators*

by Ian Stewart.Feb

13/1991

*Some ideas and results in the theory of formations of finite groups,*

by L.A. Shemetkov

14/1991

*(S3,S6) - amalgams III,*

by W. Lempken, C. Parker & P. Rowley

15/1991

*Invariant measures for families of circle maps,*

by A. Quas

16/1991

*Chaotic stochasticity: a ubiquitous source of unpredictability in epidemics,*

by D.A. Rand & H. Wilson

17/1991

*Mixing sets and relative entropies for higher dimensional Markov shifts,*

by B. Kitchens & K. Schmidt

18/1991

*A criterion for a group to be nilpotent,*

by J. Cossey, T. Hawkes & A. Mann

19/1991

*Groups with abundant Fong characters,*

by T. Hawkes

20/1991

*On groups with isomorphic complex groups algebras,*

by T. Hawkes

21/1991

*Deformations of maps on complete intersections, Damon's KV-equivalence and bifurcations,*

by D. Mond & J. Montaldi

22/1991

*(S3,S6) - amalgams II,*

by W. Lempken, C. Parker & P. Rowley

23/1991

*(S3,S6) - amalgams IV,*

by W. Lempken, C. Parker & P. Rowley

24/1991

*Vanishing cohomology of singularities of mappings,*

by V.V. Goryunov & D. Mond

25/1991

*Monodromy of the image of a mapping C*

^{2}to C^{3},by V.V. Goryunov

26/1991

*Automorphisms of affince Kac-Moody groups and related Chevalley groups over rings, rev. version,*

by R.W. Carter & Y. Chen

27/1991

*Stochastic flows on Riemannian manifolds,*

by K.D. Elworthy

28/1991

*Collision of multipliers at ± i in reversible-symplectic maps,*

by T.J. Bridges & J.E. Furter

29/1991

*Stochastic and quantum mechanical scattering on hyperbolic space,*

by E.A. Carlen & K.D. Elworthy

30/1991

*Symmetry-breaking bifurcations and 2:1 frequency-locking in animal locomotion,*

by J.J. Collins & I. Stewart

31/1991

*Bistable chaos. II. Bifurcation Analysis,*

by M.G.M. Gomes & G.P. King

32/1991

*(S3,S6) - amalgams V,*

by W. Lempken, C. Parker & P. Rowley

33/1991

*Mode interactions for the steady Kuramoto-Sivashinsky equation on a rectangle,*

by P. Ashwin

34/1991

*A Morita equivalence theorem for centraliser algebras of quantum linear groups,*

by P.P. Martin & B.W. Westbury

35/1991

3-fold log flips,

by V.V. Shokurov

36/1991

*Normal forms of symmetric Hamiltonian systems,*

by M. Zhitomirskii

37/1991

*Global phase space universality, smooth conjugacies and renormalisation: 2. The C*

^{k+ε}case using rapid convergence of Markov families,by A.A. Pinto & D.A. Rand

38/1991

*Bipermutative cellular automata are topologically conjugate to the one-sided Bernoulli shift,*

by M.A. Shereshevsky & V.S. Afraimovich

39/1991

*Homoclinic bifurcation with codimension,*

by Z. Deming

40/1991

*One sided invertibility and localisation,*

by C.R. Hajarnavis

41/1991

*Boundary crossings of Gaussian processes,*

by E. Pickersgill

42/1991

*L*

^{p}-Chen forms on loop spaces,by J.D.S. Jones & R. Leandre

43/1991

*Classification of symmetric caustics. II: Caustic equivalence,*

by S. Janeczko & M. Roberts

44/1991

*The Hausdorff dimensions of the image, graph and level sets of a self-similar process,*

by Liu Luqin

45/1991

*Symmetry breaking and symmetry locking in equivariant circle maps,*

by M. Krupa & M. Roberts

46/1991

*Bistable chaos. I. Unfolding the cusp,*

by G.P. King

47/1991

*On the Hausdorff dimension of the inverse image of a compact set under a Levy process,*

by Liu Luqin

48/1991

*One-node extensions of the diagram,*

by P. Rowley

49/1991

*Detecting chaos: a critique of the Sugihara-May approach to time-series analysis,*

by D.A. Rand & H. Wilson

50/1991

*Expansiveness for endomorphisms and automorphisms of subshifts,*

by M.A. Shereshevsky

51/1991

*Almost sure exponential stability for a class of stochastic perturbed equations with delay,*

by X. Mao

52/1991

*Spatio-temporal chaos. 1. Hyperbolicity, structural stability, spatio-temporal shadowing and symbolic dynamics,*

by V.M. Gundlach & D.A. Rand

53/1991

*Linear filters and nonlinear systems,*

by D.S. Broomhead, J.P. Huke & M.R. Muldoon

54/1991

*Symmetries, singularities and periodic points of symplectic maps,*

by T.J. Bridges & J.E. Further

55/1991

*Structure of Chevalley groups over commutative rings,*

by N.A. Vavilov

56/1991

*Fixed points of boundary-preserving maps of surfaces,*

by R.F. Brown & B.J. Sanderson

57/1991

*Ergodic properties of certain surjective cellular automata,*

by M.A. Shereshevsky

58/1991

*Rotation sets and phase-locking in a three oscillator system,*

by P.B. Ashwin, J. Guaschi & G.P. King

59/1991

*Exponential stability of stochastic partial differential equations with delays,*

by X. Mao

60/1991

*Hochschild homology, cyclic homology and the cobar construction,*

by J.D.S. Jones & J. McCleary

61/1991

*On Greene's residue criterion,*

by R.S. MacKay

62/1991

*A new paradigm in quantum chaos: Aubry's theory of equilibrium states for the adiabatic Holstein model,*

by R.S. MacKay & C. Baesens

63/1991

*Uniformly travelling water waves from a dynamical systems viewpoint: some insights into bifurcations from the Stokes family,*

by C. Baesens & R.S. MacKay

64/1991

*Phase space reconstruction for symmetric dynamical systems,*

by G. King & I. Stewart

65/1991

*Some aspects of the dynamics and numerics of Hamiltonian systems,*

by R.S. MacKay

66/1991

*Equivalence of uniform hyperbolicity and phonon gap for symplectic twist maps,*

by S. Aubry, R. MacKay & C. Baesens

67/1991

*Exponentially small residues near analytic invariant circles,*

by R.S. MacKay

68/1991

*Cantori for symplectic maps near the anti-integrable limit,*

by R.S. MacKay & J.D. Meiss

69/1991

*Computing the order of the nilpotent residual of a finite group from knowledge of its group algebra,*

by J. Cossey & T. Hawkes

70/1991

*Pseudo-Anosov homeomorphisms on a sphere with four punctures have all periods,*

by J. Llibre & R.S. MacKay

71/1991

*On the classification of some two-dimensional Markov shifts with group structure,*

by M.A. Shereshevsky

72/1991

*Representation of Markov chains on tori,*

by A. Quas

73/1991

*The stability of periodic orbits produced during the homoclinic bifurcation,*

by Zhu Deming

74/1991

*Singularities of symmetric wavefronts and caustics,*

by V.M. Zakalyukin & R.M. Roberts

75/1991

*Evolution equations with white-noise boundary conditions,*

by G. Da Prato & J. Zabczyk

76/1991

*Locally most robust circles and boundary circles for area-preserving maps,*

by R.S. MacKay & J. Stark

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