Volume 23 Issue 1 | Bulletin (New Series) of the American Mathematical Society

Bulletin (New Series) of the American Mathematical Society

VOL. 23 · NO. 1 | July 1990

< Previous Issue | Next Issue >

VIEW ALL ABSTRACTS +

Front Matter

Miscellaneous front pages, Bull. Amer. Math. Soc. (N.S.), Volume 23, Number 1 (1990)

Bull. Amer. Math. Soc. (N.S.) 23 (1), (July 1990)

No abstract available

Research -- Expository Papers

Notes on invariant subspaces

Hari Bercovici

Bull. Amer. Math. Soc. (N.S.) 23 (1), 1-36, (July 1990)

KEYWORDS: 47A15, 47A45

No abstract available

Old and new conjectured diophantine inequalities

Serge Lang

Bull. Amer. Math. Soc. (N.S.) 23 (1), 37-75, (July 1990)

KEYWORDS: 11D41, 11D75, 11G05, 11G30

No abstract available

Research Announcements

Towards computerized proofs of identities

Herbert S. Wilf, Doron Zeilberger

Bull. Amer. Math. Soc. (N.S.) 23 (1), 77-83, (July 1990)

KEYWORDS: 05A19

No abstract available

Splittings of surfaces

Richard K. Skora

Bull. Amer. Math. Soc. (N.S.) 23 (1), 85-90, (July 1990)

KEYWORDS: 30F25, 32G15, 22E40, 20F32

No abstract available

Heegaard surfaces in Haken 3-manifolds

Klaus Johannson

Bull. Amer. Math. Soc. (N.S.) 23 (1), 91-98, (July 1990)

KEYWORDS: 57M99

No abstract available

Not all links are concordant to boundary links

T. D. Cochran, K. E. Orr

Bull. Amer. Math. Soc. (N.S.) 23 (1), 99-106, (July 1990)

KEYWORDS: 57Q45, 57M25, 57R67, 19G12

No abstract available

Deformation rigidity for subgroups of $SL\left( {n,{\mathbf{Z}}} \right)$ acting on the $n$-torus

Steven Hurder

Bull. Amer. Math. Soc. (N.S.) 23 (1), 107-113, (July 1990)

KEYWORDS: 57S25, 58H15, 22E40

No abstract available

A nonlinear extension of the Borel density theorem: Applications to invariance of geometric structures and to smooth orbit equivalence

Alessandra Iozzi

Bull. Amer. Math. Soc. (N.S.) 23 (1), 115-120, (July 1990)

KEYWORDS: 22DXX, 22E40, 28Dxx, 53C35, 57R30, 57S20

No abstract available

Finitely generated groups, $p$-adic analytic groups, and Poincaré series

Marcus P. F. du Sautoy

Bull. Amer. Math. Soc. (N.S.) 23 (1), 121-126, (July 1990)

KEYWORDS: 22E20, 03C10, 11M41, 20E18, 20F99

No abstract available

Ramanujan graphs and Hecke operators

Arnold K. Pizer

Bull. Amer. Math. Soc. (N.S.) 23 (1), 127-137, (July 1990)

KEYWORDS: 05C35, 11F25

No abstract available

Fundamental solutions and harmonic analysis on nilpotent groups

A. Nagel, F. Ricci, E. M. Stein

Bull. Amer. Math. Soc. (N.S.) 23 (1), 139-144, (July 1990)

KEYWORDS: 35A08, 22E25, 42B70

No abstract available

Gorenstein local homomorphisms

Luchezar L. Avramov, Hans-Bjørn Foxby

Bull. Amer. Math. Soc. (N.S.) 23 (1), 145-150, (July 1990)

KEYWORDS: 13H10, 13D03, 13D25, 14M05

No abstract available

The jump is definable in the structure of the degrees of unsolvability

S. Barry Cooper

Bull. Amer. Math. Soc. (N.S.) 23 (1), 151-158, (July 1990)

KEYWORDS: 03D30

No abstract available

The adaption problem for approximating linear operators

Mark A. Kon, Erich Novak

Bull. Amer. Math. Soc. (N.S.) 23 (1), 159-165, (July 1990)

KEYWORDS: 65J10, 68Q25

No abstract available

Book Reviews

Review: P. K. Kamthan and M. Gupta, Schander bases: Behavior and stability

J. R. Retherford

Bull. Amer. Math. Soc. (N.S.) 23 (1), 167-173, (July 1990)

No abstract available

Review: P. M. van Loon, Continuous decoupling transformations for linear boundary value problems

Wolfang Wasow

Bull. Amer. Math. Soc. (N.S.) 23 (1), 173-178, (July 1990)

No abstract available

Review: Jonathan S. Golan and Harold Simmons, Derivatives, nuclei and dimensions on the frame of torsion theories

P. T. Johnstone

Bull. Amer. Math. Soc. (N.S.) 23 (1), 178-182, (July 1990)

No abstract available

Review: H. J. Baues, Algebraic homotopy

Ronald Brown

Bull. Amer. Math. Soc. (N.S.) 23 (1), 182-190, (July 1990)

No abstract available

Review: Gennadi M. Henkin and Jürgen Leiterer, Andreotti-Grauert theory by integral formulas

R. Michael Range

Bull. Amer. Math. Soc. (N.S.) 23 (1), 190-197, (July 1990)

No abstract available

Review: Colin Bennett and Robert Sharpley, Interpolation of operators

Yoram Sagher

Bull. Amer. Math. Soc. (N.S.) 23 (1), 198-205, (July 1990)

No abstract available

Review: R. Fraïssé, Theory of relations

Arnold W. Miller

Bull. Amer. Math. Soc. (N.S.) 23 (1), 206-209, (July 1990)

No abstract available

Review: T. Valent, Boundary value problems of finite elasticity

Philippe G. Ciarlet

Bull. Amer. Math. Soc. (N.S.) 23 (1), 209-222, (July 1990)

No abstract available

Review: E. B. Davies, Heat kernels and spectral theory

Robert S. Strichartz

Bull. Amer. Math. Soc. (N.S.) 23 (1), 222-227, (July 1990)

No abstract available

Review: M. Dozzi, Stochastic processes with a multidimensional parameter

Ely Merzbach

Bull. Amer. Math. Soc. (N.S.) 23 (1), 228-230, (July 1990)

No abstract available

Review: Joseph O'Rourke, Art gallery theorems and algorithms

David Avis

Bull. Amer. Math. Soc. (N.S.) 23 (1), 230-234, (July 1990)

No abstract available

Review: Paul Günther, Huygens' principle and hyperbolic equations

Bent Ørsted

Bull. Amer. Math. Soc. (N.S.) 23 (1), 235-242, (July 1990)

No abstract available

Review: Graham Higman and Elizabeth Scott, Existentially closed groups

Kenneth Hickin

Bull. Amer. Math. Soc. (N.S.) 23 (1), 242-249, (July 1990)

No abstract available

Back Matter

Miscellaneous back pages, Bull. Amer. Math. Soc. (N.S.), Volume 23, Number 1 (1990)

Bull. Amer. Math. Soc. (N.S.) 23 (1), (July 1990)

No abstract available

KEYWORDS/PHRASES

PUBLICATION TITLE:

PUBLICATION YEARS