Say we have two types of tools: hammers and wrenches. We have a list of work orders, and we want to track what tool was used for the hammering and what was used for the wrenching. The problem is that ...

When I am working with an Oracle database, I still find myself using SQL*Plus for many quick and dirty database queries. In particular, I often look up constraints in SQL*Plus. In this post, I look at ...

To keep the conditional variances generated by the GARCH(p, q) model nonnegative, Bollerslev imposed nonnegativity constraints on the parameters of the process. We show that these constraints can be ...

Problem solving in business, in general, and marketing, in particular, is a complex process that generally requires the input of many with all seeing different sides of the same problem. Within the ...

Robotic systems are transforming industries worldwide, from manufacturing plants to healthcare facilities. However, the journey from concept to deployment is often fraught with design and ...