Studia Scientiarium Mathematicarum Hungarica 2. (1967)

1-2. szám

STUDIA SCIENTIARUM MATHEMATICARUM HUNGARICA Tomus 2 INDEX Bihari, L: Notes on a nonlinear integral equation .......................................................................... 1 Komlós, J.: On the determinant of (0,1) matrices.............................................................................. 7 Katona, G. and Szemerédi, E.: On a problem of graph theory......................................................... 23 Katona, G. and Tusnády, G.: The principle of conservation of entropy in a noiseless channel... 29 Fejes Tóth, L.: On the arrangement of houses in a housing estate................................................... 37 Makai, E.: On the summability of the Fourier series of L2 integrable functions, III................... 43 Szilárd, K.: Über die Verzerrungseigenschaften der konformen Abbildung des Einheitskreises auf „go-konvexe” Gebiete, II ........................................................................................................... 49 Becker, H.: Anwendung der Theorie der Differentialungleichungen auf zwei neue Randwert­aufgaben für parabolische Differentialgleichungen ................................................................... 53 Freud, G.: On approximation by positive linear methods ................................................................. 63 Halász, G.: On a theorem of L. Alpár concerning Fourier series of powers Of certain functions 67 Szabados, J.: Generalization of two theorems of G. Freud concerning the rational approximation 73 Fényes, T.: A note on the solution of integral equations of convolution type of the third kind by application of the operational calculus of Mikusihski............................................................... 81 Frey, T.: Fixpunktsätze für Iterationen mit veränderlichen Operatoren ........................................ 91 Freud, G.: A remark concerning the rational approximation to |jc|................................................ 115 Rényi, A.: Remarks on the Poisson process.......................................................................................... 119 Prékopa, A.: On random determinants, I .............................................................................................. 125 Pergel, J.: Generalization of Linnik’s asymptotic formula for the additive problem of divisors to Gaussian numbers.......................................................................................................................... 133 Csibi, S.: On angle-modulation processes............................................................................................... 153 Krámli, A.: A remark to a paper of L. Schmetterer ............................................................................ 159 Gécseg, F.: On R-products of automata, III............................................................................................ 163 Saxena, R. B.: On a polynomial of interpolation ................................................................................ 167 Veidinger, L.: Об оценке погрешности при нахождении собственных функции методом конечных разностей....................... .............................................................................................. 185 Veidinger, L.: О разностом методе Pólya............................................................................................. 193 Sallay, М.: Über eine Erweiterung des Zygmundschen Approximationprozesses in zwei Dimen­sionen ..................................................................................................................................................... 201 Freud, G. and Szabados, J.: On rational approximation ................................................................... 215 Freud, G.: Über starke Approximation durch differenzierte Folgen von approximierenden Polynomen ........................................................................................................................................... 221 Szász, D.: On the general branching process with continuous time-parameter.............................. 227 Rényi, A.: Statistics and information theory................ 249 Heppes, A.: On the densest packing of circles not blocking each other ......................................... 257 Martos, В.: Quasi-convexity and quasi-monotonicity in nonlinear programming ........................... 265 Perjés, Z.: Anwendung der Hypermatrizen für die Üntersuchung eines Widerstandnetzes .... 275 Imrich, IV.: Kartesisches Produkt von Mengensystemen und Graphen .......................................... 285 Topsoe, F.: An information theoretical identity and a problem involving capacity...................... 291 Elbert, Â.: On the zeros of the solutions of the differential equation y" + q(x)y -- 0, where [<7W]V is concave ................................................................................................................................ 293

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