ROMANIAN ACADEMY
MATHEMATICAL REPORTS
VOL. 19(69) • No. 1 • 2017
CONTENTS
Marcin KRZYWKOWSKI and Jerzy TOPP
On interval and indifference graphs
Sujoy MAJUMDER
A power of a meromorphic function sharing one value with its derivative
Hamideh MOHAMMADZADEHKAN, Ali EBADIAN and Kazem Haghnejad AZAR
Joint spectrum of
n
-tuple of upper triangular matrices with entries in a unitall Banach algebra
Monica PATRICHE
Rationality in qualitative games
H. ROSHAN-SHEKALGOURABI and D. HASSANZADEH-LELEKAAM
On a graph of homogenous submodules of graded modules
Mohammad Bagher GHAEMI, Nahid GHARAKHANLU and Yoel Je CHO
On joint convexity and concavity of some known trace functions
Zhang HAN and Zhang WENPENG
The fourth power mean of two-term exponential sums and its application
Amir KHAMSEH and Gholamreza OMIDI
Generalization of Ramsey theory for stars and one matching
Misbah ARSHAD and Ioan TOMESCU
Maximum general sum-connectivity index with -1≤ α <0 for bicyclic graphs
M. KHANEHGIR, M. AMYARI and M. MORADIAN KHIBARY
Pushout diagrams of
H
*-algebras
Ali AHMAD and Ruxandra MARINESCU-GHEMECI
Radio labeling of some ladder-related graphs
Bernadette FAYE and Florian LUCA
Lucas numbers with the Lehmer property
Muhammad Amer QURESHI, S. HUSSAIN and Ghulam SHABBIR
Conservation of Hamiltonian using continuous Galerkin Petrov time discretization scheme