Greg Dameron doesn't remember his family back in Lost Haven, Iowa. Separated from them at a young age, Greg is emotionally torn as he flies back to the Midwest

The Art of Proving Binomial Identities accomplishes two goals: (1) It provides a unified treatment of the binomial coefficients, and (2) Brings together much of

Extensive code examples in R, Stata, and Python Chapters on overlooked topics in econometrics classes: heterogeneous treatment effects, simulation and power ana

arise automatically as a result of the recursive structure of the task and the continuous nature of the SRN's state space. Elman also introduces a new graphical

A unique collection of competition problems from over twenty major national and international mathematical competitions for high school students. Written for tr