Vol. 11 No. 1 (2015)

Articles

• Zvonko Čerin

  Formulas for linear sums that involve generalized Fibonacci and Lucas numbers

  3-15

• Yasha Diasamidze, Shota Makharadze, Ne¸set Aydın, Ali Erdo˘gan

  Complete Semigroups of Binary Relations Defined by Semilattices of the Class $Z$−Elementary $X$−Semilattice of Unions

  17-35

• Brian Fisher, Fatma Al-Sirehy

  On the convolution and neutrix convolution of the functions $\boldsymbol{\sinh^{-1}x}$ and $\boldsymbol{x^r}$

  37-48

• Mouataz Billah Mesmouli, Abdelouaheb Ardjouni, Ahcene Djoudi

  Periodicity of solutions for a system of nonlinear integro-differential equations

  49-63

• Sergey M. Zagorodnyuk

  A refined polar decomposition for $\boldsymbol{J}$-unitary operators

  65-72

• Sunny Chauhan, Mohammad Imdad, Zoran Kadelburg, Calogero Vetro

  Coincidence and common fixed points of weakly reciprocally continuous and compatible hybrid mappings via an implicit relation and an application

  73-84

• Bhavana Deshpande, Amrish Handa

  Common coupled fixed point theorems for two hybrid pairs of mappings satisfying an implicit relation

  85-100

• Zdenka Kolar-Begović, Ružica Kolar-Šuper, Vladimir Volenec

  Equicevian points and equiangular lines of a triangle in an isotropic plane

  101-107

• Nurettin Cenk Turgay

  On the Quasi-Minimal Surfaces in the 4-Dimensional de Sitter Space With 1-Type Gauss Map

  109-116

• Ivan Lončar

  A Note on Inverse Systems of $\boldsymbol{S(n)}$-Closed Spaces

  117-130

• C. Carpintero, E. Rosas, N. Rajesh, S. Saranyasri

  Somewhat $\omega$-continuous Functions

  131-137