Contents of Volume 19, Number 6

All articles in this issue are freely accessible.

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The capacity of a general noiseless channel and its connection with Hausdorff dimension

Meir Smorodinsky.
Proc. Amer. Math. Soc. 19 (1968), 1247-1254
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MathSciNet review: 0231652

Bounded functions with large circular variation

George Piranian.
Proc. Amer. Math. Soc. 19 (1968), 1255-1257
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MathSciNet review: 0230906

$n$-person games with only $1,$ $n-1$, and $n$-person coalitions

Guillermo Owen.
Proc. Amer. Math. Soc. 19 (1968), 1258-1261
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MathSciNet review: 0233594

Extension of coherent analytic subsheaves

Yum-tong Siu.
Proc. Amer. Math. Soc. 19 (1968), 1262-1263
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MathSciNet review: 0232966

Characterizations of metric-dependent dimension functions

James C. Smith.
Proc. Amer. Math. Soc. 19 (1968), 1264-1269
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MathSciNet review: 0232365

The odd primary obstructions to finding a section in a $V_{n}$ bundle are zero

Arthur H. Copeland and Mark Mahowald.
Proc. Amer. Math. Soc. 19 (1968), 1270-1272
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MathSciNet review: 0234463

Subsets of first countable spaces

Daniel E. Wulbert.
Proc. Amer. Math. Soc. 19 (1968), 1273-1277
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MathSciNet review: 0232346

Construction of Riemannian coverings

Barrett O’Neill.
Proc. Amer. Math. Soc. 19 (1968), 1278-1282
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MathSciNet review: 0232313

The uniqueness of a certain line involution

George M. Stratopoulos and C. R. Wylie.
Proc. Amer. Math. Soc. 19 (1968), 1283-1289
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MathSciNet review: 0233266

Homotopic arcs are isotopic

Joseph Martin and Dale Rolfsen.
Proc. Amer. Math. Soc. 19 (1968), 1290-1292
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MathSciNet review: 0232394

Homeomorphisms of the unit ball

Jack Hachigian.
Proc. Amer. Math. Soc. 19 (1968), 1293-1295
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MathSciNet review: 0232374

A complete $R_{Λ}$-harmonically immersed surface in $E^{3}$ on which $H̸=0$

Tilla Klotz.
Proc. Amer. Math. Soc. 19 (1968), 1296-1298
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MathSciNet review: 0233319

Intersections of maximal starshaped sets

W. R. Hare and John W. Kenelly.
Proc. Amer. Math. Soc. 19 (1968), 1299-1302
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MathSciNet review: 0233283

Note on the nonexistence of minimal surfaces

Johannes C. C. Nitsche.
Proc. Amer. Math. Soc. 19 (1968), 1303-1305
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MathSciNet review: 0234365

A characterization of inner product spaces

David Albert Senechalle.
Proc. Amer. Math. Soc. 19 (1968), 1306-1312
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MathSciNet review: 0239404

Local quotient rings

M. Satyanarayana.
Proc. Amer. Math. Soc. 19 (1968), 1313-1320
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MathSciNet review: 0233852

Symmetric representations of nondegenerate generalized $n$-gons

Stanley E. Payne.
Proc. Amer. Math. Soc. 19 (1968), 1321-1326
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MathSciNet review: 0244075

Jordan algebras with interconnected idempotents

Kevin McCrimmon.
Proc. Amer. Math. Soc. 19 (1968), 1327-1336
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MathSciNet review: 0231875

On a condition of Ohnishi

Herbert A. Hollister.
Proc. Amer. Math. Soc. 19 (1968), 1337-1340
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MathSciNet review: 0232722

The Grothendieck group of finitely generated modules

J. A. Eagon.
Proc. Amer. Math. Soc. 19 (1968), 1341-1345
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MathSciNet review: 0234949

On rings in which every ideal is the annihilator of an element

Cleon R. Yohe.
Proc. Amer. Math. Soc. 19 (1968), 1346-1348
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MathSciNet review: 0234989

Reflexive modules over Gorenstein rings

Wolmer V. Vasconcelos.
Proc. Amer. Math. Soc. 19 (1968), 1349-1355
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MathSciNet review: 0237480

An equivalence between nonassociative ring theory and the theory of a special class of groups

Kenneth W. Weston.
Proc. Amer. Math. Soc. 19 (1968), 1356-1362
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MathSciNet review: 0236233

A note on fixed-point-free solvable operator groups

Fletcher Gross.
Proc. Amer. Math. Soc. 19 (1968), 1363-1365
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MathSciNet review: 0231909

Maximal fields disjoint from finite sets

W. R. Scott.
Proc. Amer. Math. Soc. 19 (1968), 1366-1368
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MathSciNet review: 0231815

$J$-noetherian integral domains with $1$ in the stable range

William J. Heinzer.
Proc. Amer. Math. Soc. 19 (1968), 1369-1372
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MathSciNet review: 0231817

Tensor products of $F$-vector spaces

Morris Weisfeld.
Proc. Amer. Math. Soc. 19 (1968), 1373-1378
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MathSciNet review: 0233835

A note on the automorphism group of a $p$-group

Ralph Faudree.
Proc. Amer. Math. Soc. 19 (1968), 1379-1382
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MathSciNet review: 0248224

Noninjective cyclic modules

B. L. Osofsky.
Proc. Amer. Math. Soc. 19 (1968), 1383-1384
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MathSciNet review: 0231857

A note on modules and radicals

Irvin Roy Hentzel.
Proc. Amer. Math. Soc. 19 (1968), 1385-1386
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MathSciNet review: 0236214

Steenrod operations and transfer

Leonard Evens.
Proc. Amer. Math. Soc. 19 (1968), 1387-1388
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MathSciNet review: 0233347

Densities in arithmetic progressions

Morris Goldfeld.
Proc. Amer. Math. Soc. 19 (1968), 1389-1392
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MathSciNet review: 0230698

A characterization of Janko’s simple group

T. M. Gagen.
Proc. Amer. Math. Soc. 19 (1968), 1393-1395
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MathSciNet review: 0236257

An extension of a theorem of E. Stein

Concepción Ballester Pereyra.
Proc. Amer. Math. Soc. 19 (1968), 1396-1402
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MathSciNet review: 0232248

Asymptotic behavior of solutions of abstract wave equations

Marvin Shinbrot.
Proc. Amer. Math. Soc. 19 (1968), 1403-1406
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MathSciNet review: 0231246

On real singularities of Legendre expansions

Gilbert Walter.
Proc. Amer. Math. Soc. 19 (1968), 1407-1412
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MathSciNet review: 0257635

Domains of uniqueness for parabolic equations

Paul C. Fife.
Proc. Amer. Math. Soc. 19 (1968), 1413-1420
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MathSciNet review: 0232097

On the zeros of Van Vleck polynomials

G. M. Shah.
Proc. Amer. Math. Soc. 19 (1968), 1421-1426
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MathSciNet review: 0230954

Oscillation of nonlinear matrix differential equations of second order.

E. C. Tomastik.
Proc. Amer. Math. Soc. 19 (1968), 1427-1431
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MathSciNet review: 0232046

Prime ideal structure of rings of bounded continuous functions

Mark Mandelker.
Proc. Amer. Math. Soc. 19 (1968), 1432-1438
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MathSciNet review: 0231206

Realizability of metric-dependent dimensions

J. H. Roberts.
Proc. Amer. Math. Soc. 19 (1968), 1439-1442
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MathSciNet review: 0232364

Extending homeomorphisms by means of collarings

Raymond Y. T. Wong.
Proc. Amer. Math. Soc. 19 (1968), 1443-1447
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MathSciNet review: 0234430

On the commutant of a complete Boolean algebra of projections

H. R. Dowson.
Proc. Amer. Math. Soc. 19 (1968), 1448-1452
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MathSciNet review: 0238125

The additive structure of integer groups and $p$-adic number fields

Lewis Robertson and Bert M. Schreiber.
Proc. Amer. Math. Soc. 19 (1968), 1453-1456
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MathSciNet review: 0230836

Random generalized functions of locally finite order

D. M. Eaves.
Proc. Amer. Math. Soc. 19 (1968), 1457-1463
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MathSciNet review: 0233409

A characterization of normal Markov chains

James Yackel.
Proc. Amer. Math. Soc. 19 (1968), 1464-1468
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MathSciNet review: 0232453

A lemma on the Galton-Watson process and some of its consequences

F. Papangelou.
Proc. Amer. Math. Soc. 19 (1968), 1469-1479
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MathSciNet review: 0232457

Finite generation of recursively enumerable sets

Julia Robinson.
Proc. Amer. Math. Soc. 19 (1968), 1480-1486
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MathSciNet review: 0239974

Umbilical hypersurfaces in affinely connected spaces

Curtis M. Fulton.
Proc. Amer. Math. Soc. 19 (1968), 1487-1490
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MathSciNet review: 0235489

Inverses for fiber spaces

J. Derwent.
Proc. Amer. Math. Soc. 19 (1968), 1491-1494
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MathSciNet review: 0232390

A Motzkin-type theorem for closed nonconvex sets

L. Calabi and W. E. Hartnett.
Proc. Amer. Math. Soc. 19 (1968), 1495-1498
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MathSciNet review: 0242056

The geometric realization of a Kan fibration is a Serre fibration

Daniel G. Quillen.
Proc. Amer. Math. Soc. 19 (1968), 1499-1500
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MathSciNet review: 0238322

Density of integer sequences

R. Kaufman.
Proc. Amer. Math. Soc. 19 (1968), 1501-1503
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MathSciNet review: 0236141

A simple existence and uniqueness proof for a singular Cauchy problem.

B. A. Fusaro.
Proc. Amer. Math. Soc. 19 (1968), 1504-1505
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MathSciNet review: 0255998

A remark on representations of $CCR$ algebras

Jun Tomiyama.
Proc. Amer. Math. Soc. 19 (1968), 1506
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MathSciNet review: 0232223

On a positive trigonometric sum

Richard Askey, James Fitch and George Gasper.
Proc. Amer. Math. Soc. 19 (1968), 1507
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MathSciNet review: 0231107

Errata: “A characterization of the differentiable submanifolds of $R^{n}$”

Sam B. Nadler.
Proc. Amer. Math. Soc. 19 (1968), 1508
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MathSciNet review: 0232398

Errata to: “Small eigenvalues of large Hankel matrices”

Harold Widom and Herbert Wilf.
Proc. Amer. Math. Soc. 19 (1968), 1508
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MathSciNet review: 0231528

Errata, volume 17; Errata, volume 19

Proc. Amer. Math. Soc. 19 (1968), 1508-1509
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Errata to: “On the finite measures on the closed subspaces of a Hilbert space”

Clifford C. Brown.
Proc. Amer. Math. Soc. 19 (1968), 1509
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MathSciNet review: 0231208