A logic model helps us think through plans for a project. This often-overlooked step in the planning process should actually drive and focus proposal development. Sometimes called a Theory of Change, ...

Discover what black box models are, their applications in finance and investing, and examples of how they drive decision-making without revealing internal processes.

The Journal of Symbolic Logic (JSL) was founded in 1936 and it has become the leading research journal in the field. It is issued quarterly. Volume 71, being published during 2006, will consist of ...

The object of this paper is to show how one is able to construct a paraconsistent theory of models that reflects much of the classical one. In other words the aim is to demonstrate that there is a ...