Transactions of the American Mathematical Society

Contents of Volume 67, Number 2
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Principal quadratic functionals

Walter Leighton

Trans. Amer. Math. Soc. 67 (1949), 253-274

DOI: https://doi.org/10.1090/S0002-9947-1949-0034535-5

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On the semi-continuity of double integrals

Paul V. Reichelderfer

Trans. Amer. Math. Soc. 67 (1949), 275-285

DOI: https://doi.org/10.1090/S0002-9947-1949-0034447-7

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The imbedding theorem for fibre bundles

Shiing-Shen Chern and Yi-Fone Sun

Trans. Amer. Math. Soc. 67 (1949), 286-303

DOI: https://doi.org/10.1090/S0002-9947-1949-0032996-9

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Parallelisability of principal fibre bundles

Shiing-Shen Chern and Sze-Tsen Hu

Trans. Amer. Math. Soc. 67 (1949), 304-309

DOI: https://doi.org/10.1090/S0002-9947-1949-0032997-0

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The topology of ordered Abelian groups

L. W. Cohen and Casper Goffman

Trans. Amer. Math. Soc. 67 (1949), 310-319

DOI: https://doi.org/10.1090/S0002-9947-1949-0032648-5

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On the growth of derivatives of functions omitting two values

A. S. Galbraith, W. Seidel and J. L. Walsh

Trans. Amer. Math. Soc. 67 (1949), 320-326

DOI: https://doi.org/10.1090/S0002-9947-1949-0032773-9

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Some problems in conformal mapping

J. A. Jenkins

Trans. Amer. Math. Soc. 67 (1949), 327-350

DOI: https://doi.org/10.1090/S0002-9947-1949-0032748-X

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On the distribution of the characteristic values and singular values of linear integral equations

Shih-Hsun Chang

Trans. Amer. Math. Soc. 67 (1949), 351-367

DOI: https://doi.org/10.1090/S0002-9947-1949-0033966-7

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Continued fractions with absolutely convergent even and odd parts

R. E. Lane and H. S. Wall

Trans. Amer. Math. Soc. 67 (1949), 368-380

DOI: https://doi.org/10.1090/S0002-9947-1949-0032034-8

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On the degree of polynomial approximation to harmonic and analytic functions

J. L. Walsh, W. E. Sewell and H. M. Elliott

Trans. Amer. Math. Soc. 67 (1949), 381-420

DOI: https://doi.org/10.1090/S0002-9947-1949-0033920-5

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Coset representations in free groups

Marshall Hall

Trans. Amer. Math. Soc. 67 (1949), 421-432

DOI: https://doi.org/10.1090/S0002-9947-1949-0032642-4

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On a monotone singular function and on the approximation of analytic functions by nearly analytic functions in the complex domain

H. Kober

Trans. Amer. Math. Soc. 67 (1949), 433-450

DOI: https://doi.org/10.1090/S0002-9947-1949-0032719-3

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Concerning upper semi-continuous collections of continua

R. D. Anderson

Trans. Amer. Math. Soc. 67 (1949), 451-460

DOI: https://doi.org/10.1090/S0002-9947-1949-0033533-5

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The asymptotic solutions of ordinary linear differential equations of the second order, with special reference to a turning point

Rudolph E. Langer

Trans. Amer. Math. Soc. 67 (1949), 461-490

DOI: https://doi.org/10.1090/S0002-9947-1949-0033420-2

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Abel’s theorem and a generalization of one-parameter groups

J. F. Ritt

Trans. Amer. Math. Soc. 67 (1949), 491-497

DOI: https://doi.org/10.1090/S0002-9947-1949-0032765-X

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