Smith, Paul A. Orbit spaces of abelian p-groups. (English) Zbl 0234.55016 Proc. Natl. Acad. Sci. USA 45, 1772-1775 (1959). MSC: 55M35 57S17 55N35 57S25 PDF BibTeX XML Cite \textit{P. A. Smith}, Proc. Natl. Acad. Sci. USA 45, 1772--1775 (1959; Zbl 0234.55016) Full Text: DOI OpenURL
Karlin, S.; McGregor, J. A characterization of birth and death processes. (English) Zbl 0204.20701 Proc. Natl. Acad. Sci. USA 45, 375-379 (1959). PDF BibTeX XML Cite \textit{S. Karlin} and \textit{J. McGregor}, Proc. Natl. Acad. Sci. USA 45, 375--379 (1959; Zbl 0204.20701) Full Text: DOI OpenURL
Markus, L. Invariant sets of structurally stable differential systems. (English) Zbl 0178.26601 Proc. Natl. Acad. Sci. USA 45, 1633-1634 (1959). PDF BibTeX XML Cite \textit{L. Markus}, Proc. Natl. Acad. Sci. USA 45, 1633--1634 (1959; Zbl 0178.26601) Full Text: DOI OpenURL
Harish-Chandra Some results on differential equations and their applications. (English) Zbl 0161.33803 Proc. Natl. Acad. Sci. USA 45, 1763-1764 (1959). PDF BibTeX XML Cite \textit{Harish-Chandra}, Proc. Natl. Acad. Sci. USA 45, 1763--1764 (1959; Zbl 0161.33803) Full Text: DOI OpenURL
Reinhart, Bruce L. Line-element fields on the torus. (English) Zbl 0143.31906 Proc. Natl. Acad. Sci. USA 45, 49-50 (1959). PDF BibTeX XML Cite \textit{B. L. Reinhart}, Proc. Natl. Acad. Sci. USA 45, 49--50 (1959; Zbl 0143.31906) Full Text: DOI OpenURL
Bochner, Salomon On identical vanishing of holomorphic functions in several complex variables. (English) Zbl 0136.07001 Proc. Natl. Acad. Sci. USA 45, 46-47 (1959). PDF BibTeX XML Cite \textit{S. Bochner}, Proc. Natl. Acad. Sci. USA 45, 46--47 (1959; Zbl 0136.07001) Full Text: DOI OpenURL
Eells, James jun. On submanifolds of certain function spaces. (English) Zbl 0123.16301 Proc. Natl. Acad. Sci. USA 45, 1520-1522 (1959). PDF BibTeX XML Cite \textit{J. Eells jun.}, Proc. Natl. Acad. Sci. USA 45, 1520--1522 (1959; Zbl 0123.16301) Full Text: DOI OpenURL
Schwinger, J. The algebra of microscopic measurement. (English) Zbl 0122.22303 Proc. Natl. Acad. Sci. USA 45, 1542-1553 (1959). PDF BibTeX XML Cite \textit{J. Schwinger}, Proc. Natl. Acad. Sci. USA 45, 1542--1553 (1959; Zbl 0122.22303) Full Text: DOI OpenURL
Redheffer, Raymond On entire solutions of nonlinear differential equations. (English) Zbl 0106.30101 Proc. Natl. Acad. Sci. USA 45, 1292-1294 (1959). PDF BibTeX XML Cite \textit{R. Redheffer}, Proc. Natl. Acad. Sci. USA 45, 1292--1294 (1959; Zbl 0106.30101) Full Text: DOI OpenURL
Doob, Joseph L. A relativized Faton theorem. (English) Zbl 0106.07801 Proc. Natl. Acad. Sci. USA 45, 215-222 (1959). PDF BibTeX XML Cite \textit{J. L. Doob}, Proc. Natl. Acad. Sci. USA 45, 215--222 (1959; Zbl 0106.07801) Full Text: DOI OpenURL
Bochner, Salomon Linear and algebraic dependence functions on compact complex spaces with singularities. (English) Zbl 0106.05301 Proc. Natl. Acad. Sci. USA 45, 47-49 (1959). PDF BibTeX XML Cite \textit{S. Bochner}, Proc. Natl. Acad. Sci. USA 45, 47--49 (1959; Zbl 0106.05301) Full Text: DOI OpenURL
Palais, Richard S. A covering homotopy theorem and the classification of \(G\)-spaces. (English) Zbl 0105.16901 Proc. Natl. Acad. Sci. USA 45, 857-859 (1959). PDF BibTeX XML Cite \textit{R. S. Palais}, Proc. Natl. Acad. Sci. USA 45, 857--859 (1959; Zbl 0105.16901) Full Text: DOI OpenURL
Osserman, Robert An extension of certain results in function theory to a class of surfaces. (English) Zbl 0098.35001 Proc. Natl. Acad. Sci. USA 45, 1031-1035 (1959). PDF BibTeX XML Cite \textit{R. Osserman}, Proc. Natl. Acad. Sci. USA 45, 1031--1035 (1959; Zbl 0098.35001) Full Text: DOI OpenURL
Walsh, J. L.; Motzkin, T. S. Polynomials of best approximation on an interval. (English) Zbl 0097.04901 Proc. Natl. Acad. Sci. USA 45, 1523-1528 (1959). PDF BibTeX XML Cite \textit{J. L. Walsh} and \textit{T. S. Motzkin}, Proc. Natl. Acad. Sci. USA 45, 1523--1528 (1959; Zbl 0097.04901) Full Text: DOI OpenURL
Eisenhart, Luther P. Generalized spaces of general relativity. (English) Zbl 0095.22901 Proc. Natl. Acad. Sci. USA 45, 1759-1762 (1959). PDF BibTeX XML Cite \textit{L. P. Eisenhart}, Proc. Natl. Acad. Sci. USA 45, 1759--1762 (1959; Zbl 0095.22901) Full Text: DOI OpenURL
Walsh, J. L. Note on invariance of degree of polynomial and trigonometric approximation under change of independent variable. (English) Zbl 0095.05504 Proc. Natl. Acad. Sci. USA 45, 1528-1533 (1959). PDF BibTeX XML Cite \textit{J. L. Walsh}, Proc. Natl. Acad. Sci. USA 45, 1528--1533 (1959; Zbl 0095.05504) Full Text: DOI OpenURL
Browder, Felix E. Estimates and existence theorems for elliptic boundary value problems. (English) Zbl 0093.29402 Proc. Natl. Acad. Sci. USA 45, 365-372 (1959). PDF BibTeX XML Cite \textit{F. E. Browder}, Proc. Natl. Acad. Sci. USA 45, 365--372 (1959; Zbl 0093.29402) Full Text: DOI OpenURL
Whyburn, Gordon T. Mapping norms. (English) Zbl 0092.39602 Proc. Natl. Acad. Sci. USA 45, 1431-1436 (1959). PDF BibTeX XML Cite \textit{G. T. Whyburn}, Proc. Natl. Acad. Sci. USA 45, 1431--1436 (1959; Zbl 0092.39602) Full Text: DOI OpenURL
Kojima, Ken-ichi Stable equilibria for the optimum model. (English) Zbl 0092.37304 Proc. Natl. Acad. Sci. USA 45, 989-993 (1959). PDF BibTeX XML Cite \textit{K.-i. Kojima}, Proc. Natl. Acad. Sci. USA 45, 989--993 (1959; Zbl 0092.37304) Full Text: DOI OpenURL
Kojima, Ken-ichi Role of epistasis and overdominance in stability of equilibria with selection. (English) Zbl 0092.37303 Proc. Natl. Acad. Sci. USA 45, 984-989 (1959). PDF BibTeX XML Cite \textit{K.-i. Kojima}, Proc. Natl. Acad. Sci. USA 45, 984--989 (1959; Zbl 0092.37303) Full Text: DOI OpenURL
Rao, M. M. Lower bounds for risk functions in estimation. (English) Zbl 0092.36705 Proc. Natl. Acad. Sci. USA 45, 1768-1771 (1959). PDF BibTeX XML Cite \textit{M. M. Rao}, Proc. Natl. Acad. Sci. USA 45, 1768--1771 (1959; Zbl 0092.36705) Full Text: DOI OpenURL
Bourne, Samuel On the radical of a positive semiring. (English) Zbl 0092.03001 Proc. Natl. Acad. Sci. USA 45, 1519 (1959). PDF BibTeX XML Cite \textit{S. Bourne}, Proc. Natl. Acad. Sci. USA 45, 1519 (1959; Zbl 0092.03001) Full Text: DOI OpenURL
Cohen, Eckford Partitions in homogeneous, finite abelian groups. (English) Zbl 0092.02502 Proc. Natl. Acad. Sci. USA 45, 1290-1291 (1959). PDF BibTeX XML Cite \textit{E. Cohen}, Proc. Natl. Acad. Sci. USA 45, 1290--1291 (1959; Zbl 0092.02502) Full Text: DOI OpenURL
Ionescu Tulcea, C.; Simon, Arthur B. Spectral representations and unbounded convolution operators. (English) Zbl 0090.33103 Proc. Natl. Acad. Sci. USA 45, 1765-1767 (1959). PDF BibTeX XML Cite \textit{C. Ionescu Tulcea} and \textit{A. B. Simon}, Proc. Natl. Acad. Sci. USA 45, 1765--1767 (1959; Zbl 0090.33103) Full Text: DOI OpenURL
Vandiver, H. S. On distribution problems involving the numbers of solutions of certain trinomial congruences. (English) Zbl 0090.25901 Proc. Natl. Acad. Sci. USA 45, 1635-1641 (1959). PDF BibTeX XML Cite \textit{H. S. Vandiver}, Proc. Natl. Acad. Sci. USA 45, 1635--1641 (1959; Zbl 0090.25901) Full Text: DOI OpenURL
deWit, M.; Fischer, C. R.; Zickendraht, W. Compensations in electron excitation effects in \(p\)-\(p\) and \(p\)-\(n\) scattering. (English) Zbl 0090.23007 Proc. Natl. Acad. Sci. USA 45, 1047-1052 (1959). PDF BibTeX XML Cite \textit{M. deWit} et al., Proc. Natl. Acad. Sci. USA 45, 1047--1052 (1959; Zbl 0090.23007) Full Text: DOI OpenURL
Brauer, Richard; Suzuki, Michio On finite groups of even order whose 2-Sylow group is a quaternion group. (English) Zbl 0090.01901 Proc. Natl. Acad. Sci. USA 45, 1757-1759 (1959). PDF BibTeX XML Cite \textit{R. Brauer} and \textit{M. Suzuki}, Proc. Natl. Acad. Sci. USA 45, 1757--1759 (1959; Zbl 0090.01901) Full Text: DOI OpenURL
Beurling, A.; Deny, Jacques Dirichlet spaces. (English) Zbl 0089.08201 Proc. Natl. Acad. Sci. USA 45, 208-215 (1959). PDF BibTeX XML Cite \textit{A. Beurling} and \textit{J. Deny}, Proc. Natl. Acad. Sci. USA 45, 208--215 (1959; Zbl 0089.08201) Full Text: DOI OpenURL
Feinberg, Gerald; Goldhaber, M. Microscopic tests of symmetry principles. (English) Zbl 0088.44103 Proc. Natl. Acad. Sci. USA 45, 1301-1312 (1959). PDF BibTeX XML Cite \textit{G. Feinberg} and \textit{M. Goldhaber}, Proc. Natl. Acad. Sci. USA 45, 1301--1312 (1959; Zbl 0088.44103) Full Text: DOI OpenURL
Szilard, Leo On the nature of the aging process. (English) Zbl 0088.36404 Proc. Natl. Acad. Sci. USA 45, 30-45 (1959). PDF BibTeX XML Cite \textit{L. Szilard}, Proc. Natl. Acad. Sci. USA 45, 30--45 (1959; Zbl 0088.36404) Full Text: DOI OpenURL
Dvoretzky, Arech A theorem on convex bodies and applications to Banach spaces. (English) Zbl 0088.31802 Proc. Natl. Acad. Sci. USA 45, 223-226; Errata. Ibid. 1554 (1959). PDF BibTeX XML OpenURL
Bellman, Richard; Cooke, Kenneth L. On the limit of solutions of differential-difference equations as the retardation approaches zero. (English) Zbl 0088.29803 Proc. Natl. Acad. Sci. USA 45, 1026-1028 (1959). PDF BibTeX XML Cite \textit{R. Bellman} and \textit{K. L. Cooke}, Proc. Natl. Acad. Sci. USA 45, 1026--1028 (1959; Zbl 0088.29803) Full Text: DOI OpenURL
Schiff, L. I. Gravitational properties of antimatter. (English) Zbl 0088.20602 Proc. Natl. Acad. Sci. USA 45, 69-80 (1959). PDF BibTeX XML Cite \textit{L. I. Schiff}, Proc. Natl. Acad. Sci. USA 45, 69--80 (1959; Zbl 0088.20602) Full Text: DOI OpenURL
Bellman, Richard; Kalaba, Robert A mathematical theory of adaptive control processes. (English) Zbl 0088.13002 Proc. Natl. Acad. Sci. USA 45, 1288-1290 (1959). PDF BibTeX XML Cite \textit{R. Bellman} and \textit{R. Kalaba}, Proc. Natl. Acad. Sci. USA 45, 1288--1290 (1959; Zbl 0088.13002) Full Text: DOI OpenURL
Bazley, Norman W. Lower bounds for eigenvalues with application to the helium atom. (English) Zbl 0087.43004 Proc. Natl. Acad., Sci. USA 45, 850-853 (1959). PDF BibTeX XML Cite \textit{N. W. Bazley}, Proc. Natl. Acad. Sci. USA 45, 850--853 (1959; Zbl 0087.43004) Full Text: DOI OpenURL
Browder, Felix E. On the spectral theory of strongly elliptic differential operators. (English) Zbl 0087.30403 Proc. Natl. Acad. Sci. USA 45, 1423-1431 (1959). PDF BibTeX XML Cite \textit{F. E. Browder}, Proc. Natl. Acad. Sci. USA 45, 1423--1431 (1959; Zbl 0087.30403) Full Text: DOI OpenURL
Reinhart, Bruce L.; Sternberg, Shlomo Exterior differential systems and elliptic equations. (English) Zbl 0087.30201 Proc. Natl. Acad. Sci. USA 45, 1522-1523 (1959). PDF BibTeX XML Cite \textit{B. L. Reinhart} and \textit{S. Sternberg}, Proc. Natl. Acad. Sci. USA 45, 1522--1523 (1959; Zbl 0087.30201) Full Text: DOI OpenURL
Birkhoff, Garrett Reactor criticality in transport theory. (English) Zbl 0087.23502 Proc. Natl. Acad. Sci. USA 45, 567-569 (1959). MSC: 82D75 PDF BibTeX XML Cite \textit{G. Birkhoff}, Proc. Natl. Acad. Sci. USA 45, 567--569 (1959; Zbl 0087.23502) Full Text: DOI OpenURL
Gál, István Sándor Conformally invariant metrics on Riemann surfaces. (English) Zbl 0087.08001 Proc. Natl. Acad. Sci. USA 45, 1629-1633 (1959). MSC: 30F40 PDF BibTeX XML Cite \textit{I. S. Gál}, Proc. Natl. Acad. Sci. USA 45, 1629--1633 (1959; Zbl 0087.08001) Full Text: DOI OpenURL
Ostrowski, A. M. A quantitative formulation of Sylvester’s law of inertia. (English) Zbl 0087.01802 Proc. Natl. Acad. Sci. USA 45, 740-744 (1959). PDF BibTeX XML Cite \textit{A. M. Ostrowski}, Proc. Natl. Acad. Sci. USA 45, 740--744 (1959; Zbl 0087.01802) Full Text: DOI OpenURL
Eckmann, Beno; Hilton, Peter J. On the homology and homotopy decomposition of continuous maps. (English) Zbl 0086.37402 Proc. Natl. Acad. Sci. USA 45, 372-375 (1959). PDF BibTeX XML Cite \textit{B. Eckmann} and \textit{P. J. Hilton}, Proc. Natl. Acad. Sci. USA 45, 372--375 (1959; Zbl 0086.37402) Full Text: DOI OpenURL
Thompson, John G. Finite groups with fixed-point-free automorphisms of prime order. (English) Zbl 0086.25101 Proc. Natl. Acad. Sci. USA 45, 578-581 (1959). MSC: 20D45 PDF BibTeX XML Cite \textit{J. G. Thompson}, Proc. Natl. Acad. Sci. USA 45, 578--581 (1959; Zbl 0086.25101) Full Text: DOI OpenURL
Carstoiu, John Induced electromagnetic fields in the earth. (English) Zbl 0086.23905 Proc. Natl. Acad. Sci. USA 45, 204-208 (1959). PDF BibTeX XML Cite \textit{J. Carstoiu}, Proc. Natl. Acad. Sci. USA 45, 204--208 (1959; Zbl 0086.23905) Full Text: DOI OpenURL
Eisenhart, Luther P. The Ricci principal direction vetors. (English) Zbl 0086.15001 Proc. Natl. Acad. Sci. USA 45, 1028-1031 (1959). PDF BibTeX XML Cite \textit{L. P. Eisenhart}, Proc. Natl. Acad. Sci. USA 45, 1028--1031 (1959; Zbl 0086.15001) Full Text: DOI OpenURL
Bochner, Salomon Generalized conjugate and analytic functions without expansions. (English) Zbl 0086.10601 Proc. Natl. Acad. Sci. USA 45, 855-857 (1959). PDF BibTeX XML Cite \textit{S. Bochner}, Proc. Natl. Acad. Sci. USA 45, 855--857 (1959; Zbl 0086.10601) Full Text: DOI OpenURL
Stokes, Arnold The application of a fixed-point theorem to a variety of non-linear stability problems. (English) Zbl 0086.07302 Proc. Natl. Acad. Sci. USA 45, 231-235 (1959). PDF BibTeX XML Cite \textit{A. Stokes}, Proc. Natl. Acad. Sci. USA 45, 231--235 (1959; Zbl 0086.07302) Full Text: DOI OpenURL
Bellman, Richard Functional equations and theta-functions. I. (English) Zbl 0086.06803 Proc. Natl. Acad. Sci. USA 45, 353-354 (1959). PDF BibTeX XML Cite \textit{R. Bellman}, Proc. Natl. Acad. Sci. USA 45, 353--354 (1959; Zbl 0086.06803) OpenURL
Olkin, Ingram On inequalities of Szegö and Bellman. (English) Zbl 0086.04203 Proc. Natl.. Acad. Sci. USA 45, 230-231 (1959); Acknowledgment of priority ibid. 45, 1553 (1959). PDF BibTeX XML OpenURL
Parker, E. T. Orthogonal latin squares. (English) Zbl 0086.02201 Proc. Natl. Acad. Sci. USA 45, 859-862 (1959). PDF BibTeX XML Cite \textit{E. T. Parker}, Proc. Natl. Acad. Sci. USA 45, 859--862 (1959; Zbl 0086.02201) Full Text: DOI OpenURL
LaSalle, J. P. Time optimal control systems. (English) Zbl 0085.34403 Proc. Natl. Acad. Sci. USA 45, 573-577 (1959). PDF BibTeX XML Cite \textit{J. P. LaSalle}, Proc. Natl. Acad. Sci. USA 45, 573--577 (1959; Zbl 0085.34403) Full Text: DOI OpenURL
James, Ioan; Thomas, Emery Which Lie groups are homotopy-abelian? (English) Zbl 0085.25801 Proc. Natl. Acad. Sci. USA 45, 737-740 (1959). PDF BibTeX XML Cite \textit{I. James} and \textit{E. Thomas}, Proc. Natl. Acad. Sci. USA 45, 737--740 (1959; Zbl 0085.25801) Full Text: DOI OpenURL
Welch, Jasper A. jun.; Whitaker, William A. Theory of geomagnetically trapped electrons from an artificial source. (English) Zbl 0085.23902 Proc. Natl. Acad. Sci. USA 45, 1190-1208 (1959). PDF BibTeX XML Cite \textit{J. A. Welch jun.} and \textit{W. A. Whitaker}, Proc. Natl. Acad. Sci. USA 45, 1190--1208 (1959; Zbl 0085.23902) Full Text: DOI OpenURL
Seibert, Peter On a problem of Mazurkiewicz concerning the boundary of a covering surface. (English) Zbl 0085.17501 Proc. Natl. Acad. Sci. USA 45, 50-54 (1959). PDF BibTeX XML Cite \textit{P. Seibert}, Proc. Natl. Acad. Sci. USA 45, 50--54 (1959; Zbl 0085.17501) Full Text: DOI OpenURL
Harish-Chandra Automorphic forms on a semisimple Lie group. (English) Zbl 0085.10401 Proc. Natl. Acad. Sci. USA 45, 570-573 (1959). PDF BibTeX XML Cite \textit{Harish-Chandra}, Proc. Natl. Acad. Sci. USA 45, 570--573 (1959; Zbl 0085.10401) Full Text: DOI OpenURL
Bose, R. C.; Shrikhande, S. S. On the falsity of Euler’s conjecture about the non-existence of two orthogonal latin squares of order 4 \(t\) + 2. (English) Zbl 0085.00902 Proc. Natl. Acad. Sci. USA 45, 734-737 (1959). PDF BibTeX XML Cite \textit{R. C. Bose} and \textit{S. S. Shrikhande}, Proc. Natl. Acad. Sci. USA 45, 734--737 (1959; Zbl 0085.00902) Full Text: DOI OpenURL
Peixoto, Mauricio Matos Some examples on \(n\)-dimensional structural stability. (English) Zbl 0084.29101 Proc. Natl. Acad. Sci. USA 45, 633-636 (1959). MSC: 37C20 PDF BibTeX XML Cite \textit{M. M. Peixoto}, Proc. Natl. Acad. Sci. USA 45, 633--636 (1959; Zbl 0084.29101) Full Text: DOI OpenURL
Chowla, Paromita A class of Diophantine equations. (English) Zbl 0084.27105 Proc. Natl. Acad. Sci. USA 45, 569-570 (1959). Reviewer: Bengt Stolt (Uppsala) MSC: 11D61 PDF BibTeX XML Cite \textit{P. Chowla}, Proc. Natl. Acad. Sci. USA 45, 569--570 (1959; Zbl 0084.27105) Full Text: DOI OpenURL
Auslander, Maurice; Buchsbaum, D. A. Unique factorization in regular local rings. (English) Zbl 0084.26504 Proc. Natl. Acad. Sci. USA 45, 733-734 (1959). PDF BibTeX XML Cite \textit{M. Auslander} and \textit{D. A. Buchsbaum}, Proc. Natl. Acad. Sci. USA 45, 733--734 (1959; Zbl 0084.26504) Full Text: DOI OpenURL
Brauer, Richard; Feit, Walter On the number of irreducible characters of finite groups in a given block. (English) Zbl 0084.25801 Proc. Natl. Acad. Sci. USA 45, 361-365 (1959). PDF BibTeX XML Cite \textit{R. Brauer} and \textit{W. Feit}, Proc. Natl. Acad. Sci. USA 45, 361--365 (1959; Zbl 0084.25801) Full Text: DOI OpenURL
Jepsen, Donald W.; Hirschfelder, Joseph O. Set of coordinate systems which diagonalize the kinetic energy or relative motion. (English) Zbl 0084.19901 Proc. Natl. Acad. Sci. USA 45, 249-256 (1959). PDF BibTeX XML Cite \textit{D. W. Jepsen} and \textit{J. O. Hirschfelder}, Proc. Natl. Acad. Sci. USA 45, 249--256 (1959; Zbl 0084.19901) Full Text: DOI OpenURL
Eisenhart, Luther P. Spaces for which the Ricci scalar \(R\) is equal to zero. II. (English) Zbl 0084.18302 Proc. Natl. Acad. Sci. USA 45, 226-229 (1959). PDF BibTeX XML Cite \textit{L. P. Eisenhart}, Proc. Natl. Acad. Sci. USA 45, 226--229 (1959; Zbl 0084.18302) Full Text: DOI OpenURL