ABSTRACT Valvetrain friction can represent a substantial portion of overall engine friction, especially at low operating speed. This paper describes the methodology for predictive modeling of ...

A mathematical model is an abstract model that uses mathematical language to describe the behaviour of a system. Mathematical models are used particularly in the natural sciences and engineering ...

Urban systems modelling in Nigeria is an innovation having both relevance and utility for urban analysts and urban planners. A review of urban modelling in Nigeria demonstrates the use of entrapy ...