ACTA MATHEMATICA UNIVERSITATIS COMENIANAE


Volume 75 (2006), No. 1


CONTENTS

Onesided inverses for semigroups
  p. 1   
M. Petrich
Abstract     Adobe PDF      Compressed Postscript   

The Frobenius theorem on N-dimensional quantum hyperplane
  p. 21   
C. Ciupala
Abstract     Adobe PDF      Compressed Postscript   

Hochshild cohomology and equivalence of graded star products
  p. 31   
N. Ben Amar
Abstract     Adobe PDF      Compressed Postscript   

An associated Mob of a topological group
  p. 43   
S. Ganguly and S. Jana
Abstract     Adobe PDF      Compressed Postscript   

On exponential dichotomy of semigroups
  p. 55   
B. Sasu
Abstract     Adobe PDF      Compressed Postscript   

Universal bounds for global solutions of a diffusion equation
with a mixed local-nonlocal reaction term
  p. 63   
P. P. Rouchon
Abstract     Adobe PDF      Compressed Postscript   

Ranks and independence of solutions of the matrix equation AXB + CYD= M
  p. 75   
Yongge Tian
Abstract     Adobe PDF      Compressed Postscript   

A study on the one parameter Lorentzian spherical motions
  p. 85   
M. Tosun, M. A. Gungor, H. H. Hacisalihoglu and I. Okur
Abstract     Adobe PDF      Compressed Postscript   

On the stationary motion of a Stokes fluid in a thick elastic tube:
a 3D/3D interaction problem

  p. 95    C. Surulescu
Abstract     Adobe PDF      Compressed Postscript   

Some Generalizations of minimal fuzzy open sets
  p. 107    Samer Al Ghour
Abstract     Adobe PDF      Compressed Postscript   

Fuzzy solutions for boundary value problems with integral
boundary conditions

  p. 119    A. Arara and M. Benchohra
Abstract     Adobe PDF      Compressed Postscript   

Free systems of algebras and ultraclosed classes
  p. 127    R. Thron and J. Koppitz
Abstract     Adobe PDF      Compressed Postscript   

Regular additively inverse semirings
  p. 137    M. K. Sen and S. K. Maity
Abstract     Adobe PDF      Compressed Postscript