Parallel algorithms in graph theory: Planarity testing (preliminary version)

Author(s):  
Joseph Ja'Ja' ◽  
Janos Simon

2006 ◽  
Vol 38 (1) ◽  
pp. 83-107 ◽  
Author(s):  
Jean-Frédéric Myoupo ◽  
David Semé


1982 ◽  
Vol 11 (2) ◽  
pp. 314-328 ◽  
Author(s):  
Joseph Ja’Ja’ ◽  
Janos Simon


1993 ◽  
Vol 8 (4) ◽  
pp. 362-366 ◽  
Author(s):  
Jun Ma ◽  
Shaohan Ma






Author(s):  
P. J. Cameron ◽  
J. H. van Lint




2015 ◽  
Vol 36 (4) ◽  
pp. 247-257 ◽  
Author(s):  
Gayatri Kotbagi ◽  
Laurence Kern ◽  
Lucia Romo ◽  
Ramesh Pathare

Abstract. Physical exercise when done excessively may have negative consequences on physical and psychological wellbeing. There exist many scales to measure this phenomenon. The purpose of this article is to create a scale measuring the problematic practice of physical exercise (PPPE Scale) by combining two assessment tools already existing in the field of exercise dependency but anchored in different approaches (EDS-R and EDQ). This research consists of three studies carried out on three independent sample populations. The first study (N = 341) tested the construct validity (exploratory factor analysis); the second study (N = 195) tested the structural validity (confirmatory factor analysis) and the third study (N = 104) tested the convergent validity (correlations) of the preliminary version of the PPPE scale. Exploratory factor analysis identified six distinct dimensions associated with exercise dependency. Furthermore, confirmatory factor analysis validated a second order model consisting of 25 items with six dimensions and four sub-dimensions. The convergent validity of this scale with other constructs (GLTEQ, EAT26, and The Big Five Inventory [BFI]) is satisfactory. The preliminary version of the PPPE must be administered to a large population to refine its psychometric properties and develop scoring norms.





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