We say a graph is locally P if the induced graph on the neighbourhood of every vertex has the property P. Specically, a graph is locally traceable (LT) or locally hamiltonian (LH) if the induced graph on the neighbourhood ...

Information Technology (IT) is indispensable to modern, competitive organisations and is instrumental in the many changes experienced by these organisations. The paper argues that IT-related organisational change follows ...

The global political environment place research institutions under increasing pressure to provide quantitative evidence of the scholarly impact of the research. Measuring impact in Community Informatics research in terms ...

Abstract Indigenous or local researchers from developing countries have not made a leading contribution to development informatics (DI) or information and communication technologies for development (ICT4D) research. This ...

In the context of assessment, two specific challenges face South African academics. The first is that their universities have experienced an unprecedented increase in postgraduate students without a concomitant increase ...

Mobile digital literacy skills development as part of digital inclusion is compellingly relevant but exactly what the curriculum should contain is less evident. In this paper, we report on the development of a mobile digital ...

Abstract Kermack-McKendrick epidemic model is considered as the basis from which many other compartmental models were developed. But the development of fractional calculus applied to mathematical epidemiology ...

Abstract South Africa is a cornucopia of the platinum group metals particularly platinum and palladium. These metals have many unique physical and chemical characteristics which render them indispensable to ...

Abstract Although regression quantiles (RQs) are increasingly becoming popular, they are still playing a second fiddle role to the ordinary least squares estimator like their robust counterparts due to the ...

Abstract We investigate sufficient conditions for existence and uniqueness of solutions for a coupled system of fractional order hybrid differential equations (HDEs) with multi-point hybrid boundary conditions ...