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1990/37/3-4

1990/37/3-4 (1) — DOI: 10.5486/PMD.1990.37.3-4.01 — pp. 165-174
On a problem of G. O. H. Katona

Á. Varecza

1990/37/3-4 (2) — DOI: 10.5486/PMD.1990.37.3-4.02 — pp. 175-180
Almost additive functions on Ehresmann groupoids

Janusz Baster

1990/37/3-4 (3) — DOI: 10.5486/PMD.1990.37.3-4.03 — pp. 181-186
Lattice ordered rings

S. A Todorinov and St. G. Teneva

1990/37/3-4 (4) — DOI: 10.5486/PMD.1990.37.3-4.04 — pp. 187-191
On asymptotic distribution modulo a subdivision

P. Kiss and R. F. Tichy

1990/37/3-4 (5) — DOI: 10.5486/PMD.1990.37.3-4.05 — pp. 193-201
Boundedness, convergence and global stability of solutions of a nonlinear differential equation of the second order

Štefan Kulcsár

1990/37/3-4 (6) — DOI: 10.5486/PMD.1990.37.3-4.06 — pp. 203-206
On certain properties of centralizers hereditary to the factor group

Keresztély Corrádi

1990/37/3-4 (7) — DOI: 10.5486/PMD.1990.37.3-4.07 — pp. 207-216
Resolutions and infinite-dimensionality

Ivan Lončar

1990/37/3-4 (8) — DOI: 10.5486/PMD.1990.37.3-4.08 — pp. 217-221
Characterization of pairs of additive functions with some regularity property

Z. Daróczy and I. Kátai

1990/37/3-4 (9) — DOI: 10.5486/PMD.1990.37.3-4.09 — pp. 223-230
Radicals of $\Gamma$-near-rings

G. L. Booth

1990/37/3-4 (10) — DOI: 10.5486/PMD.1990.37.3-4.10 — pp. 231-243
Samoin'ektivnye skreshchennye proizvedenija grupp i kolec

S. V. Mihovski

1990/37/3-4 (11) — DOI: 10.5486/PMD.1990.37.3-4.11 — pp. 245-265
The period length of Voronoi's algorithm for certain cubic orders

H. C. Williams

1990/37/3-4 (12) — DOI: 10.5486/PMD.1990.37.3-4.12 — pp. 267-271
A result on the neutrix convolution product of distributions

Brian Fisher

1990/37/3-4 (13) — DOI: 10.5486/PMD.1990.37.3-4.13 — pp. 273-284
$\pi$-holomorphically planar curves and $\pi$-holomorphically projective transformations

Georgy Markov and Mileva Prvanović

1990/37/3-4 (14) — DOI: 10.5486/PMD.1990.37.3-4.14 — pp. 285-291
On Darboux points and the property of Świątkowski of transformations with closed graphs

Helena Pawlak and Ryszard Jerzy Pawlak

1990/37/3-4 (15) — DOI: 10.5486/PMD.1990.37.3-4.15 — pp. 293-312
On realizations of Fourier series operators

Jouko Tervo

1990/37/3-4 (16) — DOI: 10.5486/PMD.1990.37.3-4.16 — pp. 313-325
On the differentiability of loopmultiplication in canonical coordinate-system

J. Kozma

1990/37/3-4 (17) — DOI: 10.5486/PMD.1990.37.3-4.17 — pp. 327-329
Products of cyclic permutations

Gerhard Behrendt

1990/37/3-4 (18) — DOI: 10.5486/PMD.1990.37.3-4.18 — pp. 331-337
Existence of maximal elements and equilibria

G. Mehta and E. Tarafdar

1990/37/3-4 (19) — DOI: 10.5486/PMD.1990.37.3-4.19 — pp. 339-343
Stepeni neprivodimyh harakterov i normal'noe stroenie konechnyh grupp

Ja. G. Berkovich

1990/37/3-4 (20) — DOI: 10.5486/PMD.1990.37.3-4.20 — pp. 345-353
K teoremam Gallahera o nuljah gruppovyh harakterov

E. M. Zhmud'

1990/37/3-4 (21) — DOI: 10.5486/PMD.1990.37.3-4.21 — pp. 355-361
Shaky polyhedra of higher connection

Walter Wunderlich