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2004

2004/64/1-2 (1) — DOI: 10.5486/PMD.2004.2774 — pp. 1-13
Horospherical surfaces of curves in Hyperbolic space

S. Izumiya, D. Pei and T. Sano

2004/64/1-2 (2) — DOI: 10.5486/PMD.2004.2834 — pp. 15-20
A consequence of the Proper Forcing Axiom in topology

Miloš S. Kurilić and Aleksandar Pavlović

2004/64/1-2 (3) — DOI: 10.5486/PMD.2004.2835 — pp. 21-30
A note on the Ramanujan—Nagell equation

E. Herrmann, F. Luca and P. G. Walsh

2004/64/1-2 (4) — DOI: 10.5486/PMD.2004.2843 — pp. 31-37
A note on spheres in a Euclidean space

Shareif Deshmukh

2004/64/1-2 (5) — DOI: 10.5486/PMD.2004.2863 — pp. 39-61
On the composite Pexider equation modulo a subgroup

Mariusz Bajger

2004/64/1-2 (6) — DOI: 10.5486/PMD.2004.2865 — pp. 63-78
Totally real Einstein submanifolds of $CP^n$ and the spectrum of the Jacobi operator

G. Calvaruso

2004/64/1-2 (7) — DOI: 10.5486/PMD.2004.2881 — pp. 79-99
Square free part of products of consecutive integers

Anirban Mukhopadhyay and T. N. Shorey

2004/64/1-2 (8) — DOI: 10.5486/PMD.2004.2904 — pp. 101-106
Non-planar simplices are not reduced

Horst Martini and Konrad J. Swanepoel

2004/64/1-2 (9) — DOI: 10.5486/PMD.2004.2905 — pp. 107-127
Pexider generalization of a functional equation of multiplicative symmetry

Nicole Brillouet-Belluot

2004/64/1-2 (10) — DOI: 10.5486/PMD.2004.2909 — pp. 129-154
Transverse totally geodesic submanifolds of the tangent bundle

Mohamed Tahar Kadaoui Abbassi and Alexander Yampolsky

2004/64/1-2 (11) — DOI: 10.5486/PMD.2004.2913 — pp. 155-165
The Diophantine equation $\alpha\binom{x}{m}+\beta\binom{y}{n}=\gamma$

Th. Stoll and R. F. Tichy

2004/64/1-2 (12) — DOI: 10.5486/PMD.2004.2933 — pp. 167-187
Distribution of additive and $q$-additive functions under some conditions

I. Kátai and M. V. Subbarao

2004/64/1-2 (13) — DOI: 10.5486/PMD.2004.2937 — pp. 189-200
On stability of the Cauchy equation in normed spaces over fields with valuation

Zoltán Kaiser

2004/64/1-2 (14) — DOI: 10.5486/PMD.2004.2943 — pp. 201-208
A characterization of radicals in finite groups

Khaled Al-Sharo

2004/64/1-2 (15) — DOI: 10.5486/PMD.2004.2951 — pp. 209-235
The linear-affine functional equation and group actions

Harald Fripertinger, Ludwig Reich and Jens Schwaiger

2004/64/1-2 (16) — DOI: 10.5486/PMD.2004.2963 — pp. 237-248
A theorem on Besov—Nikol'skiĭ class

L. Leindler

2004/64/3-4 (1) — DOI: 10.5486/PMD.2004.2761 — pp. 253-259
Some non-commutative products of distributions

Brian Fisher

2004/64/3-4 (2) — DOI: 10.5486/PMD.2004.2775 — pp. 261-267
A small hierarchy of languages consisting of non-primitive words

Pál Dömösi, Géza Horváth and Masami Ito

2004/64/3-4 (3) — DOI: 10.5486/PMD.2004.2798 — pp. 269-284
On some sufficient conditions of supersolvability of finite groups

Yanming Wang and Yangming Li

2004/64/3-4 (4) — DOI: 10.5486/PMD.2004.2813 — pp. 285-298
On collapsing iteration semigroups of set-valued functions

Grażyna Łydzińska

2004/64/3-4 (5) — DOI: 10.5486/PMD.2004.2869 — pp. 299-317
Submanifolds of special Finsler manifolds

Aly A. Tamim

2004/64/3-4 (6) — DOI: 10.5486/PMD.2004.2883 — pp. 319-328
Decomposable subspaces of Banach spaces

Manuel González and Antonio Martinón

2004/64/3-4 (7) — DOI: 10.5486/PMD.2004.2888 — pp. 329-341
Salem numbers and uniform distribution modulo 1

Shigeki Akiyama and Yoshio Tanigawa

2004/64/3-4 (8) — DOI: 10.5486/PMD.2004.2890 — pp. 343-351
Characterizing left centralizers by their action on a polynomial

Dominik Benkovič and Daniel Eremita

2004/64/3-4 (9) — DOI: 10.5486/PMD.2004.2892 — pp. 353-367
Approximation by some linear positive operators in polynomial weighted spaces

Zbigniev Walczak

2004/64/3-4 (10) — DOI: 10.5486/PMD.2004.2923 — pp. 369-379
Integer points on rational curves with fixed gcd

Dimitrios Poulakis

2004/64/3-4 (11) — DOI: 10.5486/PMD.2004.2927 — pp. 381-390
On affine translation hypersurfaces of constant mean curvature

Huafei Sun and Chun Chen

2004/64/3-4 (12) — DOI: 10.5486/PMD.2004.2939 — pp. 391-400
Solution of a regularity problem in equality of Cauchy means

Janusz Matkowski

2004/64/3-4 (13) — DOI: 10.5486/PMD.2004.2942 — pp. 401-413
On a generalization of contact metric manifolds

Luigia di Terlizzi

2004/64/3-4 (14) — DOI: 10.5486/PMD.2004.2946 — pp. 415-425
The property of smallness up to a complemented Banach subspace

Thabet Abdeljawad and Murat Yurdakul

2004/64/3-4 (15) — DOI: 10.5486/PMD.2004.2967 — pp. 427-435
On a multivalued iterative equation

Kazimierz Nikodem and Weinian Zhang

2004/64/3-4 (16) — DOI: 10.5486/PMD.2004.2970 — pp. 437-450
Complex rotundity of Musielak—Orlicz function spaces equipped with the Orlicz norm

Cuixia Hao, Lifang Liu and Tingfu Wang

2004/64/3-4 (17) — DOI: 10.5486/PMD.2004.2976 — pp. 451-461
Class numbers of real cyclotomic fields

Stéphane R. Louboutin

2004/64/3-4 (18) — DOI: 10.5486/PMD.2004.2977 — pp. 463-472
$n$-commuting maps on prime rings

Tsiu-Kwen Lee, Kun-Shan Liu and Wen-Kwei Shiue

2004/64/3-4 (19) — DOI: 10.5486/PMD.2004.2985 — pp. 473-479
A simple proof of a Paley—Wiener type theorem for the Chébli—Trimèche transform

Nils Byrial Andersen

2004/64/3-4 (20) — DOI: 10.5486/PMD.2004.2990 — pp. 481-488
On super quasi Einstein manifolds

M. C. Chaki

2004/64/3-4 (21) — DOI: 10.5486/PMD.2004.3008 — pp. 489-500
An improved proof of Numata and Shibata's theorems on Finsler spaces of scalar curvature

Makoto Matsumoto

2004/65/1-2 (1) — DOI: 10.5486/PMD.2004.3207 — pp. 1-11
Béla Brindza (1958-2003)

K. Győry, A. Pethő and Á. Pintér

2004/65/1-2 (2) — DOI: 10.5486/PMD.2004.2521 — pp. 13-28
Some results on primitive words, palindromes and polyslender languages

Pál Dömösi, Sándor Horváth, Masami Ito and Masashi Katsura

2004/65/1-2 (3) — DOI: 10.5486/PMD.2004.2743 — pp. 29-47
Oscillation and nonoscillation of solutions for second order linear differential equations

Huei-Lin Hong, Cheh-Chih Yeh, Horng-Jaan Li and Hsiang-Bin Hsu

2004/65/1-2 (4) — DOI: 10.5486/PMD.2004.2806 — pp. 49-63
Greguš type common fixed point theorems in metric spaces of hyperbolic type

Lj. B. Ćirić and J. S. Ume

2004/65/1-2 (5) — DOI: 10.5486/PMD.2004.2827 — pp. 65-79
The approximate solution of nonlinear operational equations

Đurđica Takači and Arpad Takači

2004/65/1-2 (6) — DOI: 10.5486/PMD.2004.2906 — pp. 81-95
Fragmente der ebenen hyperbolischen Geometrie

Victor Pambuccian

2004/65/1-2 (7) — DOI: 10.5486/PMD.2004.2929 — pp. 97-131
On 2-groups of almost maximal class

Czesław Bagiński and Alexander Konovalov

2004/65/1-2 (8) — DOI: 10.5486/PMD.2004.2953 — pp. 133-148
On relatively equilateral polygons inscribed in a convex body

Marek Lassak

2004/65/1-2 (9) — DOI: 10.5486/PMD.2004.2958 — pp. 149-172
Polynomial-exponential equations involving several linear recurrences

Clemens Fuchs and Amedeo Scremin

2004/65/1-2 (10) — DOI: 10.5486/PMD.2004.2991 — pp. 173-177
On the divergence of partial sums of orthogonal series

László Leindler

2004/65/1-2 (11) — DOI: 10.5486/PMD.2004.2999 — pp. 179-191
Perturbation theorems for upper and lower semi-Fredholm linear relations

Teresa Álvarez

2004/65/1-2 (12) — DOI: 10.5486/PMD.2004.3015 — pp. 193-203
On the paths of B-spline curves obtained by the modification of a knot

Miklós Hoffmann and Imre Juhász

2004/65/1-2 (13) — DOI: 10.5486/PMD.2004.3029 — pp. 205-213
On the Diophantine equation $x^2+(p_1^{z_1}\cdots p_s^{z_s})^2=2y^n$

István Pink

2004/65/1-2 (14) — DOI: 10.5486/PMD.2004.3062 — pp. 215-221
On a composite functional equation arising in utility theory

Gyula Maksa and Zsolt Páles

2004/65/1-2 (15) — DOI: 10.5486/PMD.2004.3084 — pp. 223-232
Hermite—Hadamard-type inequalities for generalized 3-convex functions

Mihály Bessenyei

2004/65/1-2 (16) — DOI: 10.5486/PMD.2004.3208 — pp. 233-242
Transformations on the set of all $n$-dimensional subspaces of a Hilbert space preserving orthogonality

Máté Győry

2004/65/1-2 (17) — DOI: 10.5486/PMD.2004.3234 — pp. 243-252
Modular group algebras with maximal Lie nilpotency indices

Victor Bovdi and Ernesto Spinelli

2004/65/3-4 (1) — DOI: 10.5486/PMD.2004.3348 — pp. 253-260
Experiments on the $abc$-conjecture

Alan Baker

2004/65/3-4 (2) — DOI: 10.5486/PMD.2004.3239 — pp. 261-268
Group algebras with unit group of class $p$

Zsolt Balogh and Adalbert Bovdi

2004/65/3-4 (3) — DOI: 10.5486/PMD.2004.3291 — pp. 269-279
On a theorem of Tartakowsky

Michael A. Bennett

2004/65/3-4 (4) — DOI: 10.5486/PMD.2004.3265 — pp. 281-290
On norm form equations with solutions forming arithmetic progressions

Attila Bérczes and Attila Pethő

2004/65/3-4 (5) — DOI: 10.5486/PMD.2004.3285 — pp. 291-303
On the first Zassenhaus conjecture for integral group rings

V. Bovdi, C. Höfert and W. Kimmerle

2004/65/3-4 (6) — DOI: 10.5486/PMD.2004.3318 — pp. 305-316
Mahler's classification of numbers compared with Koksma's. III.

Yann Bugeaud

2004/65/3-4 (7) — DOI: 10.5486/PMD.2004.3223 — pp. 317-322
Quasi-arithmetic elements of a given class of means

Zoltán Daróczy

2004/65/3-4 (8) — DOI: 10.5486/PMD.2004.3313 — pp. 323-340
Distances between the conjugates of an algebraic number

Jan-Hendrik Evertse

2004/65/3-4 (9) — DOI: 10.5486/PMD.2004.3312 — pp. 341-362
Power values of polynomials and binomial Thue—Mahler equations

K. Győry, I. Pink and A. Pintér

2004/65/3-4 (10) — DOI: 10.5486/PMD.2004.3224 — pp. 363-370
Irreducible polynomials in arithmetic progressions and a problem of Szegedy

Lajos Hajdu

2004/65/3-4 (11) — DOI: 10.5486/PMD.2004.3254 — pp. 371-380
On the irrationality of Cantor and Ahmes series

Jaroslav Hančl and Robert Tijdeman

2004/65/3-4 (12) — DOI: 10.5486/PMD.2004.3259 — pp. 381-398
On Cauchy-differences that are also quasisums

Antal Járai, Gyula Maksa and Zsolt Páles

2004/65/3-4 (13) — DOI: 10.5486/PMD.2004.3237 — pp. 399-408
Computing small solutions of unit equations in three variables. II. Applications to resultant form equations

István Járási

2004/65/3-4 (14) — DOI: 10.5486/PMD.2004.3250 — pp. 409-420
Self-inversive polynomials whose zeros are on the unit circle

Piroska Lakatos and László Losonczi

2004/65/3-4 (15) — DOI: 10.5486/PMD.2004.2187 — pp. 421-428
Power classes of recurrence sequences

Kálmán Liptai and László Szalay

2004/65/3-4 (16) — DOI: 10.5486/PMD.2004.3170 — pp. 429-438
Moment functions on polynomial hypergroups in several variables

Ágota Orosz and László Székelyhidi

2004/65/3-4 (17) — DOI: 10.5486/PMD.2004.3222 — pp. 439-460
On the Diophantine equation $S_m(x)=g(y)$

Csaba Rakaczki

2004/65/3-4 (18) — DOI: 10.5486/PMD.2004.3190 — pp. 461-480
On the greatest and least prime factors of $n!+1$. II.

C. L. Stewart

2004/65/3-4 (19) — DOI: 10.5486/PMD.2004.3260 — pp. 481-496
Quadratic irrational integers with partly prescribed continued fraction expansion

Alfred J. van der Poorten

2004/65/3-4 (20) — DOI: 10.5486/PMD.2004.3204 — pp. 497-512
Diophantine applications of Bennett's $abc$ theorem

P. Gary Walsh