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2006

2006/68/1-2 (1) — DOI: 10.5486/PMD.2006.2714 — pp. 1-13
Discontinuous non-linear mappings on locally convex direct limits

Helge Glöckner

2006/68/1-2 (2) — DOI: 10.5486/PMD.2006.2994 — pp. 15-23
On the solvability of some special equations over finite fields

Bálint Felszeghy

2006/68/1-2 (3) — DOI: 10.5486/PMD.2006.3000 — pp. 25-36
Mesure de Mahler d'une famille de polynômes de deux variables

Sana Boughzala

2006/68/1-2 (4) — DOI: 10.5486/PMD.2006.3057 — pp. 37-62
Nonlinear periodic problems with nonsmooth potential restricted in one direction

Michael Filippakis, Leszek Gasiński and Nikolaos S. Papageorgiou

2006/68/1-2 (5) — DOI: 10.5486/PMD.2006.3095 — pp. 63-75
Polarization constants for products of linear functionals over $\mathbb{R}^2$ and $\mathbb{C}^2$ and Chebyshev constants of the unit sphere

Vasilios A. Anagnostopoulos and Szilárd Gy. Révész

2006/68/1-2 (6) — DOI: 10.5486/PMD.2006.3120 — pp. 77-88
On $p$-nilpotency of finite groups with some c-supplemented subgroups of prime power order

Yangming Li, Yanming Wang and Huaquan Wei

2006/68/1-2 (7) — DOI: 10.5486/PMD.2006.3122 — pp. 91-96
A representation of $CD_w(K)$-spaces

Zafer Ercan

2006/68/1-2 (8) — DOI: 10.5486/PMD.2006.3171 — pp. 97-113
Counting the number of economical numbers

Jean-Marie De Koninck and Florian Luca

2006/68/1-2 (9) — DOI: 10.5486/PMD.2006.3187 — pp. 115-137
C-loops: an introduction

J. D. Phillips and Petr Vojtěchovský

2006/68/1-2 (10) — DOI: 10.5486/PMD.2006.3197 — pp. 139-159
Integral inequalities for concave functions

Sorina Barza and Constantin P. Niculescu

2006/68/1-2 (11) — DOI: 10.5486/PMD.2006.3255 — pp. 161-170
Skew derivations with annihilating Engel conditions

Chen-Lian Chuang, Ming-Chu Chou and Cheng-Kai Liu

2006/68/1-2 (12) — DOI: 10.5486/PMD.2006.3279 — pp. 171-182
Some properties of generalized higher-order convexity

Szymon Wa̧sowicz

2006/68/1-2 (13) — DOI: 10.5486/PMD.2006.3303 — pp. 183-197
Union-free regular languages and 1-cycle-free-path-automata

Benedek Nagy

2006/68/1-2 (14) — DOI: 10.5486/PMD.2006.3306 — pp. 199-214
Statistical approximation of Meyer—König and Zeller operators based on $q$-integers

O. Doğru and O. Duman

2006/68/1-2 (15) — DOI: 10.5486/PMD.2006.3365 — pp. 215-224
A weighted Hermite—Hadamard-type inequality for convex-concave symmetric functions

Péter Czinder

2006/68/1-2 (16) — DOI: 10.5486/PMD.2006.3368 — pp. 225-242
Index form equations in biquadratic fields: the $p$-adic case

István Gaál and Gábor Nyul

2006/68/1-2 (17) — DOI: 10.5486/PMD.2006.3435 — pp. 243-256
On the derived length of Lie solvable group algebras

Tibor Juhász

2006/68/3-4 (1) — DOI: 10.5486/PMD.2006.2748 — pp. 261-282
Finite sets of binary forms

Paulo Ribenboim

2006/68/3-4 (2) — DOI: 10.5486/PMD.2006.3006 — pp. 283-295
An open problem concerning the Diophantine equation $a^x+b^x=c^z$

Maohua Le

2006/68/3-4 (3) — DOI: 10.5486/PMD.2006.3055 — pp. 297-308
The set of pseudo solutions of the differential equation $x^{(m)}=f(t,x)$ in Banach spaces

Ireneusz Kubiaczyk and Aneta Sikorska-Nowak

2006/68/3-4 (4) — DOI: 10.5486/PMD.2006.3086 — pp. 309-329
On the second moment of $S(T)$ in the theory of the Riemann zeta function

Tsz Ho Chan

2006/68/3-4 (5) — DOI: 10.5486/PMD.2006.3089 — pp. 331-340
A new formula for the convexity coefficient of Orlicz spaces

Liu Li Fang and Henryk Hudzik

2006/68/3-4 (6) — DOI: 10.5486/PMD.2006.3145 — pp. 341-370
A categorical treatment of numerical semigroups

Antonio M. Cegarra and Mario Petric

2006/68/3-4 (7) — DOI: 10.5486/PMD.2006.3149 — pp. 371-399
Colombeau generalized functions on quasi-regular sets

Jorge Aragona

2006/68/3-4 (8) — DOI: 10.5486/PMD.2006.3243 — pp. 401-418
Some conditions implying the continuity of $t$-Wright convex functions

Andrzej Olbryś

2006/68/3-4 (9) — DOI: 10.5486/PMD.2006.3266 — pp. 419-431
Harmonic maps and the topology of complete submanifolds

Qiaoling Wang

2006/68/3-4 (10) — DOI: 10.5486/PMD.2006.3268 — pp. 433-449
Criterions of supersolubility for products of supersoluble groups

Wenbin Guo, K. P. Shum and Alexander Skiba

2006/68/3-4 (11) — DOI: 10.5486/PMD.2006.3287 — pp. 451-475
An estimate for the length of an arithmetic progression the product of whose terms is almost square

Shanta Laishram

2006/68/3-4 (12) — DOI: 10.5486/PMD.2006.3335 — pp. 477-488
On the maximal and minimal exponent of the prime power divisors of integers

I. Kátai and M. V. Subbarao

2006/68/3-4 (13) — DOI: 10.5486/PMD.2006.3343 — pp. 489-501
A note on connectedness

Mehmet Baran and Muammer Kula

2006/68/3-4 (14) — DOI: 10.5486/PMD.2006.3406 — pp. 503-513
Lie derived lengths of restricted universal enveloping algebras

Salvatore Siciliano

2006/69/1-2 (1) — DOI: 10.5486/PMD.2006.3111 — pp. 1-16
Euler products, Farey series, and the Riemann hypothesis. II.

R. Balasubramanian, S. Kanemitsu and M. Yoshimoto

2006/69/1-2 (2) — DOI: 10.5486/PMD.2006.3158 — pp. 17-31
Linear programming with quasi-triangular fuzzy numbers in the objective function

Zoltán Makó

2006/69/1-2 (3) — DOI: 10.5486/PMD.2006.3199 — pp. 33-46
An abstract version of the Korovkin approximation theorem

Oktay Duman and Cihan Orhan

2006/69/1-2 (4) — DOI: 10.5486/PMD.2006.3229 — pp. 47-63
On the characterization of a class of binary operations on bivariate distribution functions

Fabrizio Durante and Carlo Sempi

2006/69/1-2 (5) — DOI: 10.5486/PMD.2006.3270 — pp. 65-93
On the quadratic functional equation on groups

Peter de Place Friis and Henrik Stetkaer

2006/69/1-2 (6) — DOI: 10.5486/PMD.2006.3275 — pp. 95-120
On Stetkaer type functional equations and Hyers—Ulam stability

Bouikhalene Belaid and Elqorachi Elhoucien

2006/69/1-2 (7) — DOI: 10.5486/PMD.2006.3282 — pp. 121-135
Ideals in distributively generated nearrings

Henry Heatherly and Gordon Mason

2006/69/1-2 (8) — DOI: 10.5486/PMD.2006.3297 — pp. 137-154
Some results related to the Laplacian on vector fields

Fazilet Erkekoglu, Demir N. Kupeli and Bülent Übnal

2006/69/1-2 (9) — DOI: 10.5486/PMD.2006.3304 — pp. 155-169
On finite nearly uniform groups

Izabela Malinowska

2006/69/1-2 (10) — DOI: 10.5486/PMD.2006.3314 — pp. 171-184
Finitely generated Banach algebras and local Nullstellensätze

Douglas Bridges, Robin Havea and Peter Schuster

2006/69/1-2 (11) — DOI: 10.5486/PMD.2006.3364 — pp. 185-194
Consecutive binomial coefficients satisfying a quadratic relation

Florian Luca and László Szalay

2006/69/1-2 (12) — DOI: 10.5486/PMD.2006.3388 — pp. 195-207
The regular prism tilings and their optimal hyperball packings in the hyperbolic $n$-space

Jenő Szirmai

2006/69/1-2 (13) — DOI: 10.5486/PMD.2006.3396 — pp. 209-217
Certain curvature restrictions on a quasi Einstein manifold

Gopal Chandra Ghosh, U. C. De and T. Q. Binh

2006/69/1-2 (14) — DOI: 10.5486/PMD.2006.3404 — pp. 219-226
A characterization of the identity function with an equation of Hosszú type

Bui Minh Phong

2006/69/1-2 (15) — DOI: 10.5486/PMD.2006.3431 — pp. 227-243
Hybrid mean value on the difference between a quadratic residue and its inverse modulo $p$

Liu Huaning and Zhang Wenpeng

2006/69/1-2 (16) — DOI: 10.5486/PMD.2006.3552 — pp. 245-253
A composite functional equation with additive solutions

Zoltán Boros and Zoltán Daróczy

2006/69/3 (1) — DOI: 10.5486/PMD.2006.3589 — pp. 261-269
Representing graphs by the non-commuting relation

Miklós Abért

2006/69/3 (2) — DOI: 10.5486/PMD.2006.3614 — pp. 271-280
The probability of generating the symmetric group when one of the generators is random

László Babai and Thomas P. Hayes

2006/69/3 (3) — DOI: 10.5486/PMD.2006.3523 — pp. 281-290
Finite groups with many values in a column or a row of the character table

Mariagrazia Bianchi, David Chillag and Anna Gillio

2006/69/3 (4) — DOI: 10.5486/PMD.2006.3663 — pp. 291-296
Units of commutative group algebra with involution

A. Bovdi and A. Szakács

2006/69/3 (5) — DOI: 10.5486/PMD.2006.3594 — pp. 297-308
Abelian regular subgroups of the affine group and radical rings

A. Caranti, F. Dalla Volta and M. Sala

2006/69/3 (6) — DOI: 10.5486/PMD.2006.3592 — pp. 309-319
Semigroup algebras of certain partial monomorphisms

Vlastimil Dlab and Tomáš Pospíchal

2006/69/3 (7) — DOI: 10.5486/PMD.2006.3484 — pp. 321-331
Power values of sums of binary forms

L. Hajdu and Zs. Turi-Nagy

2006/69/3 (8) — DOI: 10.5486/PMD.2006.3571 — pp. 333-340
Cyclic presentations and solutions of singular equations over free groups

Arye Juhász

2006/69/3 (9) — DOI: 10.5486/PMD.2006.3590 — pp. 341-352
On presentations and second cohomology of some Finite simple groups

Inna Korchagina and Alexander Lubotzky

2006/69/3 (10) — DOI: 10.5486/PMD.2006.3610 — pp. 353-360
On skew 2-groups

Avinoam Mann

2006/69/3 (11) — DOI: 10.5486/PMD.2006.3495 — pp. 361-366
A non-power-hereditary congruence lattice representation of $\mathbf{M}_3$

Péter P. Pálfy

2006/69/3 (12) — DOI: 10.5486/PMD.2006.3601 — pp. 367-371
On the irreducible representations of nilpotent groups of class two

Gerhard Pazderski

2006/69/3 (13) — DOI: 10.5486/PMD.2006.3591 — pp. 373-378
Small derived quotients in finite $p$-groups

Csaba Schneider

2006/69/3 (14) — DOI: 10.5486/PMD.2006.3593 — pp. 379-386
Profinite groups with linear subgroup growth

Aner Shalev

2006/69/3 (15) — DOI: 10.5486/PMD.2006.3595 — pp. 387-390
On point modules

Lance W. Small and Efim I. Zelmanov

2006/69/3 (16) — DOI: 10.5486/PMD.2006.3485 — pp. 391-400
Formations of absolutely solvable groups

Edit Szabó

2006/69/3 (17) — DOI: 10.5486/PMD.2006.3486 — pp. 401-409
Embeddings into absolutely solvable groups

Edit Szabó

2006/69/4 (1) — DOI: 10.5486/PMD.2006.3183 — pp. 411-422
Asymptotic properties of the second order neutral differential equations

Jozef Džurina and Dáša Lacková

2006/69/4 (2) — DOI: 10.5486/PMD.2006.3309 — pp. 423-431
On the smallest locally and residually closed class of groups, containing all finite and all soluble groups

Beata Bajorska

2006/69/4 (3) — DOI: 10.5486/PMD.2006.3386 — pp. 433-450
The Dunford—Pettis property on spaces of polynomials

Raffaella Cilia and Joaquín M. Gutiérrez

2006/69/4 (4) — DOI: 10.5486/PMD.2006.3442 — pp. 451-455
Estimating the defect in Jensen's Inequality

A. M. Fink

2006/69/4 (5) — DOI: 10.5486/PMD.2006.3450 — pp. 457-472
New characterizations of $W$-curves

Bang-Yen Chen, Dong-Soo Kim and Young Ho Kim

2006/69/4 (6) — DOI: 10.5486/PMD.2006.3745 — pp. 473-499
Polynomials and binary forms with given discriminant

Kálmán Győry