Volume 78 Issue 5 | Bulletin of the American Mathematical Society

Bulletin of the American Mathematical Society

VOL. 78 · NO. 5 | September 1972

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Front Matter

Miscellaneous front pages, Bull. Amer. Math. Soc., Volume 78, Number 5 (1972)

Bull. Amer. Math. Soc. 78 (5), (September 1972) Open Access

No abstract available

Articles

The differential closure of a differential field

Gerald E. Sacks

Bull. Amer. Math. Soc. 78 (5), 629-634, (September 1972) Open Access

KEYWORDS: 02H15, 12H05

No abstract available

Missed opportunities

Freeman J. Dyson

Bull. Amer. Math. Soc. 78 (5), 635-652, (September 1972) Open Access

No abstract available

Frobenius and the Hodge filtration

B. Mazur

Bull. Amer. Math. Soc. 78 (5), 653-667, (September 1972) Open Access

KEYWORDS: 14F30, 14G15, 14G20, 14G10

No abstract available

The isomorphism problem in ergodic theory

Benjamin Weiss

Bull. Amer. Math. Soc. 78 (5), 668-684, (September 1972) Open Access

KEYWORDS: 28A65, 54H20‎

No abstract available

Book Reviews

Review: Ivan Singer, Best approximation in normed linear spaces by elements of linear subspaces

Wojbor A. Woyczynski

Bull. Amer. Math. Soc. 78 (5), 685-690, (September 1972) Open Access

No abstract available

Review: Serge Lang, Algebraic Number Theory

Lawrence Corwin

Bull. Amer. Math. Soc. 78 (5), 690-693, (September 1972) Open Access

No abstract available

News

Report of the treasurer

W. T. Martin

Bull. Amer. Math. Soc. 78 (5), 694-696, (September 1972) Open Access

No abstract available

Research Announcements

Operators on function spaces

James K. Brooks, Paul W. Lewis

Bull. Amer. Math. Soc. 78 (5), 697-701, (September 1972) Open Access

KEYWORDS: 4625, 4725, 2850

No abstract available

Lipschitz function spaces for arbitrary metrics

Jerry Johnson

Bull. Amer. Math. Soc. 78 (5), 702-705, (September 1972) Open Access

KEYWORDS: ‎46E99

No abstract available

Singularity subschemes and generic projections

Joel Roberts

Bull. Amer. Math. Soc. 78 (5), 706-708, (September 1972) Open Access

KEYWORDS: 14B05, 14N05, 14M15

No abstract available

Surfaces with parallel mean curvature vector

Bang-Yen Chen

Bull. Amer. Math. Soc. 78 (5), 709-710, (September 1972) Open Access

KEYWORDS: 53A05, 53A10

No abstract available

Two consistency results in topology

A. Hajnal, I. Juhász

Bull. Amer. Math. Soc. 78 (5), 711, (September 1972) Open Access

KEYWORDS: 5440, 5423, 0430, 0415, 0250, 0263

No abstract available

Physical variational principles which satisfy the Palais-Smale condition

William B. Gordon

Bull. Amer. Math. Soc. 78 (5), 712-716, (September 1972) Open Access

KEYWORDS: 70H25, 58F05, 58E99

No abstract available

The fundamental form of a finite purely inseparable field extension

Murray Gerstenhaber

Bull. Amer. Math. Soc. 78 (5), 717-720, (September 1972) Open Access

KEYWORDS: 12F15, 18H15

No abstract available

Uniform estimates for the ${\bar \partial }$-equation on intersections of strictly pseudoconvex domains

R. Michael Range, Yum-Tong Siu

Bull. Amer. Math. Soc. 78 (5), 721-723, (September 1972) Open Access

KEYWORDS: 3215, 3222, 3250

No abstract available

Nonnoetherian complete intersections

Michel André

Bull. Amer. Math. Soc. 78 (5), 724-729, (September 1972) Open Access

KEYWORDS: 18G15, 18H20

No abstract available

A spectral mapping theorem for tensor products of unbounded operators

Michael C. Reed, Barry Simon

Bull. Amer. Math. Soc. 78 (5), 730-733, (September 1972) Open Access

KEYWORDS: 47A60, 46L15

No abstract available

On Hermitian structures of prescribed nonpositive Hermitian scalar curvature

Melvyn S. Berger

Bull. Amer. Math. Soc. 78 (5), 734-736, (September 1972) Open Access

KEYWORDS: 35J20, 53A30

No abstract available

On algebraic varieties whose universal covering manifolds are complex affine 3-spaces

Shigeru Iitaka

Bull. Amer. Math. Soc. 78 (5), 737-740, (September 1972) Open Access

KEYWORDS: 14J15, 14E30, 14K22, 32J15

No abstract available

On the solvability of semilinear operator equations and elliptic boundary value problems

Melvyn S. Berger, Martin Schechter

Bull. Amer. Math. Soc. 78 (5), 741-745, (September 1972) Open Access

KEYWORDS: 47H15, 35J60

No abstract available

Fiber preserving cellular decompositions

John J. Walsh

Bull. Amer. Math. Soc. 78 (5), 746-748, (September 1972) Open Access

KEYWORDS: 54B15, 57A60, 54C10

No abstract available

Study of the permanent conjecture and some generalizations

O. S. Rothaus

Bull. Amer. Math. Soc. 78 (5), 749-752, (September 1972) Open Access

KEYWORDS: 15A15, 52A25, 05A20

No abstract available

Boundary value problems for quasilinear elliptic equations with rapidly increasing coefficients

Jean-Pierre Gossez

Bull. Amer. Math. Soc. 78 (5), 753-758, (September 1972) Open Access

KEYWORDS: 35J60, 35G30, 47H05, 46B10

No abstract available

On the existence of a “wave operator” for the Boltzmann equation

F. Alberto Grünbaum

Bull. Amer. Math. Soc. 78 (5), 759-762, (September 1972) Open Access

KEYWORDS: 45M05, 47H15, 82A40, 33A65, 60K35

No abstract available

A note on Poincaré 2-complexes

Joel M. Cohen

Bull. Amer. Math. Soc. 78 (5), 763-765, (September 1972) Open Access

KEYWORDS: 57B10, 18H10, 55A05, 55A20

No abstract available

Independence of the prime ideal theorem from the Hahn Banach theorem

David Pincus

Bull. Amer. Math. Soc. 78 (5), 766-770, (September 1972) Open Access

KEYWORDS: 02K05, 46A05

No abstract available

Balanced local rings with commutative residue fields

Vlastimil Dlab, Claus Michael Ringel

Bull. Amer. Math. Soc. 78 (5), 771-774, (September 1972) Open Access

KEYWORDS: 16A36, 16A46

No abstract available

A Thullen type extension theorem for positive holomorphic vector bundles

Yum-Tong Siu

Bull. Amer. Math. Soc. 78 (5), 775-776, (September 1972) Open Access

KEYWORDS: 3227, 3250, 3519

No abstract available

Minimal realization of machines in closed categories

J. A. Goguen

Bull. Amer. Math. Soc. 78 (5), 777-783, (September 1972) Open Access

KEYWORDS: 18D10, 18B20

No abstract available

A generalization of the Eilenberg-Moore spectral sequence

D. W. Anderson

Bull. Amer. Math. Soc. 78 (5), 784-786, (September 1972) Open Access

KEYWORDS: 55H20

No abstract available

${\text{PL}}$ sheaves and their characteristic classes

Howard Osborn

Bull. Amer. Math. Soc. 78 (5), 787-791, (September 1972) Open Access

KEYWORDS: 57C50, 57D20, 58C05

No abstract available

On the 2-spheres in a 3-manifold

F. Laudenbach

Bull. Amer. Math. Soc. 78 (5), 792-795, (September 1972) Open Access

KEYWORDS: 55A99, 57A35, 58D05

No abstract available

Prime number theorems for the coefficients of modular forms

Carlos Julio Moreno

Bull. Amer. Math. Soc. 78 (5), 796-798, (September 1972) Open Access

KEYWORDS: 10D05, 10H25, 10H10

No abstract available

The entire chromatic number of a normal graph is at most seven

Hudson V. Kronk, John Mitchem

Bull. Amer. Math. Soc. 78 (5), 799-800, (September 1972) Open Access

KEYWORDS: 0555

No abstract available

Involutions on Kleinian groups

I. Kra, B. Maskit

Bull. Amer. Math. Soc. 78 (5), 801-805, (September 1972) Open Access

KEYWORDS: 30A58, 32G15

No abstract available

$A$-proper mappings and their uniform limits

P. M. Fitzpatrick

Bull. Amer. Math. Soc. 78 (5), 806-809, (September 1972) Open Access

KEYWORDS: 47H10, 47H15, 39A40

No abstract available

Pure, normal maximal subfields for division algebras in the Schur subgroup

Charles Ford

Bull. Amer. Math. Soc. 78 (5), 810-812, (September 1972) Open Access

KEYWORDS: 16A26, 16A40, 20C05

No abstract available

Compactifications of $C^2 $

James A. Morrow

Bull. Amer. Math. Soc. 78 (5), 813-816, (September 1972) Open Access

KEYWORDS: 32J05, 32J15, 14J99

No abstract available

Structurally stable diffeomorphisms are dense

Michael Shub

Bull. Amer. Math. Soc. 78 (5), 817-818, (September 1972) Open Access

KEYWORDS: 58F10

No abstract available

Punctual Hilbert schemes

A. Iarrobino

Bull. Amer. Math. Soc. 78 (5), 819-823, (September 1972) Open Access

KEYWORDS: 14C05, 14M15, 14F05, 13J05, 14C25, 14N10

No abstract available

The dual group of the Fourier-Stieltjes algebra

Martin E. Walter

Bull. Amer. Math. Soc. 78 (5), 824-827, (September 1972) Open Access

KEYWORDS: 22D35, 43A40, 46J99‎, 22D05, 22D25, 46L25

No abstract available

Fourier coefficients of certain Eisenstein series

Martin L. Karel

Bull. Amer. Math. Soc. 78 (5), 828-830, (September 1972) Open Access

KEYWORDS: 10D20, 20G30

No abstract available

On ${\text{Ext}}_R^1 \left( {A,R} \right)$ for torsion-free $A$

C. U. Jensen

Bull. Amer. Math. Soc. 78 (5), 831-834, (September 1972) Open Access

KEYWORDS: 20K35, 18G15, 16A62

No abstract available

Foliations and the propagation of zeroes of solutions of partial differential equations

E. C. Zachmanoglou

Bull. Amer. Math. Soc. 78 (5), 835-839, (September 1972) Open Access

KEYWORDS: 35A05, 58A30

No abstract available

On the summation of conjugate Fourier integrals of functions of several variables

T. Walsh

Bull. Amer. Math. Soc. 78 (5), 840-843, (September 1972) Open Access

KEYWORDS: 42A40, 42A92, 44A25

No abstract available

Estimates for the Szegö and Poisson kernels of sufficiently rounded tube domains

Lawrence J. Dickson

Bull. Amer. Math. Soc. 78 (5), 844-846, (September 1972) Open Access

KEYWORDS: 31B10, 31B25, 32F05, 52A20

No abstract available

Characterizing shapes of compacta

T. A. Chapman

Bull. Amer. Math. Soc. 78 (5), 847-851, (September 1972) Open Access

KEYWORDS: 5540, 5478

No abstract available

On a class of complex spaces intermediate to Stein and compact

Alan T. Huckleberry, Ricardo Nirenberg

Bull. Amer. Math. Soc. 78 (5), 852-853, (September 1972) Open Access

KEYWORDS: 3222, 3247

No abstract available

Absolutely torsion-free rings

Robert A. Rubin

Bull. Amer. Math. Soc. 78 (5), 854-856, (September 1972) Open Access

KEYWORDS: 16A08, 16A14

No abstract available

Invariant subspaces of Hardy classes on infinitely connected plane domains

Charles W. Neville

Bull. Amer. Math. Soc. 78 (5), 857-860, (September 1972) Open Access

KEYWORDS: ‎46J15, 30A98, 30A86, 46J20

No abstract available

On the Haefliger knot groups

R. James Milgram

Bull. Amer. Math. Soc. 78 (5), 861-865, (September 1972) Open Access

KEYWORDS: 5520, 5570, 5540

No abstract available

Curvature and complex analysis. II

R. E. Greene, H. Wu

Bull. Amer. Math. Soc. 78 (5), 866-870, (September 1972) Open Access

KEYWORDS: 5380, 5760, 3249, 3222, 3235

No abstract available

The spectral mapping theorem in several variables

Robin Harte

Bull. Amer. Math. Soc. 78 (5), 871-875, (September 1972) Open Access

KEYWORDS: 47D99, 46H99, 47A10, 47A60

No abstract available

Back Matter

Miscellaneous back pages, Bull. Amer. Math. Soc., Volume 78, Number 5 (1972)

Bull. Amer. Math. Soc. 78 (5), (September 1972) Open Access

No abstract available

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