394 



SCIENCE 



[N. S. Vol. LII. No. 1347 



Chicago the society's appreciation and gratitude 

 was "unanimously adopted. 



Upon recommendation of the council, the society 

 voted to raise the annual dues from five to six 

 dollars and the life-membership fee from fifty to 

 seventy-five dollars. Thirteen new members were 

 elected at this meeting: Dr. E. F. Borden, Brown 

 University; Dr. Tso Chiang, Nan Kai College, 

 Tientsin, China; Professor H. M. Dadourian, Trin- 

 ity College, Hartford, Conn.; Mr. J. Douglas, Co- 

 lumbia University; Mr. P. Franklin, Princeton 

 University; Mr. C. F. Green, University of Illi- 

 nois; Captain E. S. Hoar, Ordnance School, Aber- 

 deen, Md.; Professor Jessie M. Jacobs, University 

 of Texas; Mr. E. L. Post, Columbia University; 

 Professor C. D. Eice, University of Texas; Mr. L. 

 G. Simon, New York City; Professor J. E. 

 Stocker, Lehigh University; Mr. Tsao-Shing Yang, 

 Syracuse University. Twenty-one applications for 

 membership in the society were received. 



Vice-president Kichardson presided at the ses- 

 sions of Tuesday and "Wednesday forenoons; Pro- 

 fessor M. W. Haskell presided on Tuesday after- 

 noon. The following thirty-four papers were read 

 at this meeting: 

 On the projective generation of cy elides: Aknold 



ElICH. 



A generalization of the strophoid: J. H. "Weaver. 

 On the relative distribution of the real roots of two 



real polynomials: C. P. Gummee. 

 The polyadio expansion of a nuniber: A. A. 



Bennett. 

 On the location of the roots of the jacohian of two 



Unary forms: J. L. "Walsh. 

 On the transformation of convex point sets: J. L. 



"Walsh. 

 On Kdkeya's minimum area problem: W. B. Poed. 

 On completely oontinuoiis linear transformation: 



T. H. Hildebrandt. 

 Integral equations in which the kernel is quadratic 



in the parameter: Anna J. Pell. 

 Annihilators of modular invariants: Olive C. 



Hazlett. 

 Construction of multiple correspondences "between 



two algebraic curves: Virgil Sntder and P. E. 



Sharpe. 

 Note on a method of proof in the theory of 



Fourier's series: Dunham Jackson. 

 On the drift of spinning projectiles: J. "W. Camp- 

 bell. 

 Functions of infinitely many variables in Hilbert 

 , space: "W. L. Hart. 

 A property of continuity: D. G. Gillespie. 



Periodic oriits of type S/1: L. A. Hopkins. 



Note on the median of a set of numbers: Dunham 

 Jackson. 



An application to Weierstrass's function of the 

 generalised derivative of type {CI) : 0. N. 

 Moore. 



A method of graduating curves: L. E. Pokd. 



Note on a generalisation of a theorem of Baire : E. 

 "W. Chittenden. 



On classes of functions defined in terms of relatimely 

 uniform convergence: E. "W. Chittenden. 



On the relation between the Hilbert space and the 

 calcul functionnel of Frichet: E. "W. Chittenden. 



A generalisation of the Fourier cosine series: J. L. 

 "Walsh. 



Note on a class of polynomials of approximation: 

 Dunham Jackson. 



Beciprooal subgroups of an abelian group: G. A. 

 Miller. 



Characteristic lines of transformations: E. E. 

 Hedrick, L. Ingold and "W. D. A. "Westfall. 



Pseudo-differentiation of a summable function: 

 "W. L. Hart. 



Five notes on Finstein's theory of gravitation : Ed- 

 ward Kasner. 



On the convergence of certain trigonometric ap- 

 proximations: Dunham Jackson. 



Note on the Picard metliod of successive approxi- 

 mations: Dunham Jackson. 



Symbolic notation in the theory of modular in- 

 variants: Olive C. Hazlett. 



On the Fourier coefficients of a continuous func- 

 tion: T. H. Gronwall. 



A sequence of polynomials connected with the n-th 

 root of unity : T. H. Gronwall. 



Upper bounds of the coefficients in conformal map- 

 ping: T. H. Gronwall. 



Arnold Dresden, 

 Acting Secretary 



SCIENCE 



A "Weekly Journal devoted to the Advancement of 

 Science, publishing the official notices amd pro- 

 ceedings of the American Association for 

 the AdvEincement of Science 



Published every Friday by 



THE SCIENCE PRESS 



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