The American Mathematical Monthly, Vol. 23, No. 7 (1916), pp. 241-246 (6 pages) ...
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 ...
The equiangular spiral is an example of a simple but fascinating scalar exponential function. The author explains how the scalar exponential can be extended to the multidimensional matrix case to ...