Contents of Volume 1, Number 4
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- On Chern’s invariant for Riemannian $4$-manifolds
- Hans Samelson
- Proc. Amer. Math. Soc. 1 (1950), 415-417
- DOI: https://doi.org/10.1090/S0002-9939-1950-0037044-6
- Finitely-valued cohomology groups
- John W. Keesee
- Proc. Amer. Math. Soc. 1 (1950), 418-422
- DOI: https://doi.org/10.1090/S0002-9939-1950-0036993-2
- A note on a combinatorial problem
- H. J. Ryser
- Proc. Amer. Math. Soc. 1 (1950), 422-424
- DOI: https://doi.org/10.1090/S0002-9939-1950-0036732-5
- Linear representations of topological groups
- Morikuni Gotô
- Proc. Amer. Math. Soc. 1 (1950), 425-437
- DOI: https://doi.org/10.1090/S0002-9939-1950-0038982-0
- On a conjecture on simple groups
- I. N. Herstein
- Proc. Amer. Math. Soc. 1 (1950), 438-439
- DOI: https://doi.org/10.1090/S0002-9939-1950-0037298-6
- On a semi-group of subsets of a linear space
- R. E. Fullerton
- Proc. Amer. Math. Soc. 1 (1950), 440-442
- DOI: https://doi.org/10.1090/S0002-9939-1950-0036941-5
- Note on the arithmetic of bilinear transformations
- Donald M. Adelman
- Proc. Amer. Math. Soc. 1 (1950), 443-448
- DOI: https://doi.org/10.1090/S0002-9939-1950-0036774-X
- Minimal identities for algebras
- A. S. Amitsur and J. Levitzki
- Proc. Amer. Math. Soc. 1 (1950), 449-463
- DOI: https://doi.org/10.1090/S0002-9939-1950-0036751-9
- On matrices whose characteristic equations are identical
- W. V. Parker
- Proc. Amer. Math. Soc. 1 (1950), 464-466
- DOI: https://doi.org/10.1090/S0002-9939-1950-0036215-2
- Simply connected homogeneous spaces
- Deane Montgomery
- Proc. Amer. Math. Soc. 1 (1950), 467-469
- DOI: https://doi.org/10.1090/S0002-9939-1950-0037311-6
- Roots and factors of ordinals
- Philip W. Carruth
- Proc. Amer. Math. Soc. 1 (1950), 470-480
- DOI: https://doi.org/10.1090/S0002-9939-1950-0036807-0
- On the decomposition of orthogonalities into symmetries
- Peter Scherk
- Proc. Amer. Math. Soc. 1 (1950), 481-491
- DOI: https://doi.org/10.1090/S0002-9939-1950-0036762-3
- On the polynomial solutions of the generalized Lamé differential equation
- Morris Marden
- Proc. Amer. Math. Soc. 1 (1950), 492-497
- DOI: https://doi.org/10.1090/S0002-9939-1950-0036875-6
- On the algebraic integrals of a system of differential equations of mechanics
- J. A. Breves Filho
- Proc. Amer. Math. Soc. 1 (1950), 498-505
- DOI: https://doi.org/10.1090/S0002-9939-1950-0038528-7
- Note on the functional equations $f(xy)=f(x)+f(y)$, $f(x^ n)=nf(x)$
- Joseph Milkman
- Proc. Amer. Math. Soc. 1 (1950), 505-508
- DOI: https://doi.org/10.1090/S0002-9939-1950-0038543-3
- Transitive systems of linear operators on a Banach space
- Bertram Yood
- Proc. Amer. Math. Soc. 1 (1950), 509-511
- DOI: https://doi.org/10.1090/S0002-9939-1950-0037466-3
- On lacunary Dirichlet series
- I. I. Hirschman and J. A. Jenkins
- Proc. Amer. Math. Soc. 1 (1950), 512-517
- DOI: https://doi.org/10.1090/S0002-9939-1950-0036836-7
- On the absolute convergence of trigonometrical series
- Tamotsu Tsuchikura and Shigeki Yano
- Proc. Amer. Math. Soc. 1 (1950), 517-521
- DOI: https://doi.org/10.1090/S0002-9939-1950-0036855-0
- On double Fourier series
- Gen-Ichirô Sunouchi
- Proc. Amer. Math. Soc. 1 (1950), 522-525
- DOI: https://doi.org/10.1090/S0002-9939-1950-0037386-4
- On the strong summability of Fourier series
- Gen-Ichirô Sunouchi
- Proc. Amer. Math. Soc. 1 (1950), 526-533
- DOI: https://doi.org/10.1090/S0002-9939-1950-0037385-2
- On theorems of M. Riesz and Zygmund
- A. P. Calderón
- Proc. Amer. Math. Soc. 1 (1950), 533-535
- DOI: https://doi.org/10.1090/S0002-9939-1950-0037394-3
- Summability and analytic continuation
- V. F. Cowling
- Proc. Amer. Math. Soc. 1 (1950), 536-542
- DOI: https://doi.org/10.1090/S0002-9939-1950-0036326-1
- A Bessel function expansion
- Morris Kline
- Proc. Amer. Math. Soc. 1 (1950), 543-552
- DOI: https://doi.org/10.1090/S0002-9939-1950-0037958-7
- On a simple property of the derivatives of Legendre’s polynomials
- Emil Grosswald
- Proc. Amer. Math. Soc. 1 (1950), 553-554
- DOI: https://doi.org/10.1090/S0002-9939-1950-0036877-X
- Applications of a lemma of Fejér to typically-real functions
- M. S. Robertson
- Proc. Amer. Math. Soc. 1 (1950), 555-561
- DOI: https://doi.org/10.1090/S0002-9939-1950-0037344-X
- On conformal mapping of nearly circular regions
- S. E. Warschawski
- Proc. Amer. Math. Soc. 1 (1950), 562-574
- DOI: https://doi.org/10.1090/S0002-9939-1950-0036837-9