This article gives a reformulation of the simplex method for quadratic programming having the advantage of generating tableaux with certain symmetry properties. It is proved that this method gives the ...

In a variety of problems involving models from genetics, latent-class analysis, and missing data, I apply a log-linear model to an indirectly observed frequency table. Current algorithms for ...

There are many types of errors in Python. No matter where you are in your Python journey, you've most likely faced one or more of these errors. For some, it might be easy to know what's wrong in your ...

In this fast-paced webinar, learn the latest tactics for getting better email ROI and avoiding the most common email marketing pitfalls. Join expert Jay Schwedelson to learn how to increase your email ...