What are the underlying principles of how populations change over time? Two basic principles are involved, the idea of exponential growth and its ultimate control. The basics of population ecology ...

This is a preview. Log in through your library . Abstract Certain continuity properties of the spectra of linear autonomous differential-difference equations which depend on a parameter are developed.

Maths teacher Diarra Bousso Gueye was grading a set of algebra papers when she had a Eureka moment. Gueye, who had long harbored fashion aspirations from her childhood when she made clothes for her ...