bwmeta1.element.bwnjournal-journal-apm, Tome 24 (1971)

Sommaire

f^{(s)} (z) * g^{(s)} (z)

and

{[f (z) * g (z)]}^{(s)}

M. K. Sen

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p. 1-7

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On integro-differential equations of parabolic type

H. Ugowski

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p. 9-22

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Extremal problems in the class of close-to-convex functions

S. Walczak

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p. 23-38

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On asymptotic behaviour of some sequences built of iterates

J. Drewniak ; M. Kuczma

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p. 39-51

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On continuous solutions of systems of functional equations

Jerzy Kordylewski

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p. 53-83

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On the radius of convexity of some family of functions regular in the ring 0 < |z| < 1

Paweł Wiatrowski

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p. 85-98

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Sur les deux notions de l'invariant caractéristique

Zenon Moszner

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p. 99-101

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On eigenvalues and eigenfunctions of an operational equation

Jan Bochenek

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p. 103-111

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Sur un système d'inégalités différentielles partielles du second ordre à argument fonctionnel

A. Sobolewska

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p. 103-108

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q-fractional differentiation and basic hypergeometric transformations

Manjari Upadhyay

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p. 109-124

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On some properties of eigenvalues and eigenfunctions of certain differential equations of the fourth order

Jan Bochenek

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p. 113-119

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Les solutions non bornées d'un système parabolique d'équations

J. Chabrowski

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p. 121-125

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Existence and non-existence of maximal solutions for y" = f(x, y, y') *

J. W. Bebernes ; Steven K. Ingram

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p. 125-138

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Sur l'unicité du problème de Cauchy dans une classe de fonctions non bornées

J. Chabrowski

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p. 127-135

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Certaines propriétés solutions non négatives d'un système parabolique d'équations

J. Chabrowski

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p. 137-143

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Sur quelques problèmes extrémaux dans les familles des fonctions générées par les fonctions de Carathéodory

Wiesław Plaskota

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p. 139-144

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On self-reciprocal functions in two variables

R. U. Verma

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p. 145-148

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On partial differential inequalities of the first order

P. Besala

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p. 145-148

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A generalization of a polynomial lemma of Leja

J. Siciak

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p. 149-156

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On entire functions of slow growth represented by Dirichlet series

G. S. Srivastava

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p. 149-158

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Sur la construction de la solution fondamentale principale pour l'éfrquation du type parabolique

J. Chabrowski

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p. 157-165

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L'équivalence et les comitantes algébriques des objets géométriques attachés

M. Punicka

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p. 159-161

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On the Phragmén-Lindelöf principle for a polyangle

Malay Sen

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p. 163-167

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One more definition of the curvature and torsion of smooth curves

Ginter Suchanek

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p. 167-174

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On some theorems on distortion and rotation in the class of k-symmetrical starlike functions of order α

Romuald Zawadzki

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p. 169-185

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Oscillatory solutions of second order ordinary differential equations

A. Lasota ; James A. Yorke

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p. 175-178

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L^{p}

-estimates for solutions of the Cauchy problem for parabolic differential equations

P. Besala

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p. 179-185

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Some spectral properties of operator-valued representations of function algebras

F. H. Szafraniec

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p. 187-194

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Sur les solutions de l’équation de translation sur les groupes

L_{1}^{2}

L_{1}^{3}

. Quelques remarques sur les sousgroupes des groupes

L_{1}^{2}

and

L_{1}^{3}

S. Midura

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p. 187-201

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On some properties of polynomial functions

R. Ger

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p. 195-203

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On the asymptotic behavior of solutions of the second-order linear differential equation

Barbara Stachurska

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p. 203-208

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Sur une équation différentielle du premier ordre à argument fonctionnel

K. Zima

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p. 205-214

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On the differentiability of solutions of a functional equation with respect to a parameter

S. Czerwik

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p. 209-217

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Remarks on differential concomitants of densities

Erwin Kasparek ; Michal Lorens

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p. 215-220

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Local inequalities for some functionals in the class S

J. Górski

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p. 219-224

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An iterative method for solving operator equations

W. Solak

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p. 221-225

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Integral transformations and closed form expressions for sums of double infinite series

N. C. Jain

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p. 225-228

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Note on the convergence of iterates

B. Choczewski

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p. 229-232

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On the radius of convergence of series solutions of a functional equation

Marek Kuczma ; W. Smajdor

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p. 233-240

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A remark on the general theory of summability

Bogdan Nowak

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p. 241-246

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On the continuous dependence of solutions of some functional equations on given functions

S. Czerwik

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p. 247-252

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On piecewise flat surfaces in the sense of Toralballa

Władysław Wilczyński

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p. 253-259

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On geometric objects

W. Waliszewski

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p. 261-267

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Convergence of generalized-approximate iterations for an abstract equation

Tadeusz Jankowski

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p. 269-280

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Fonctions analytiques et fonctions plurisousharmoniques dans les espaces vectoriels topologiques

Pierre Lelong

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p. 281-284

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On a linear functional equation of second order

K. Badura

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p. 285-293

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Asymptotic relationships between the solutions of two second order differential equations

Thomas G. Hallam

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p. 295-300

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A generalization of a theorem of S. Gołąb and M. Kucharzewski

Jan Luchter

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p. 301-305

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Les solutions non négatives d'un système d'équations différentielles

W. Bodanko

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p. 307-311

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On meromorphic solutions of a functional equation, II

J. Matkowski

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p. 313-318

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On the continuous dependence of local analytic solutions of the functional equation in the non-uniqueness case

J. Matkowski

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p. 319-326

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Periodic solutions of

x " + f (x) x^{' m} + g (x) = 0

W. R. Utz

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p. 327-330

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On the inverse problem of the Sturm-Liouville type for a linear elliptic partial differential equation with constant coefficients of the second order

Jan Bochenek

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p. 331-341

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Periodic solutions of

x " + f (x) x^{' 2 n} + g (x) = 0

with arbitrarily large period

J. W. Heidel

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p. 343-348

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A remark concerning the dependence on the initial data of the solution of the Cauchy problem for a linear equation with analytic coefficients

H. Marcinkowska

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p. 349-350

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