Dr. JeFreda R. Brown is a financial consultant, Certified Financial Education Instructor, and researcher who has assisted thousands of clients over a more than two-decade career. She is the CEO of ...

Consider this sequence of numbers: 5, 7, 9. Can you spot the pattern? Here’s another with the same pattern: 15, 19, 23. One more: 232, 235, 238. “Three equally spaced things,” says Raghu Meka, a ...

The simple definition of a mean is that of a numeric quantity which represents the center of a collection of numbers. Here the trick lies in defining the exact type of numeric collection, as beyond ...

Kristina Zucchi is an investment analyst and financial writer with 15+ years of experience managing portfolios and conducting equity research. Charlene Rhinehart is a CPA , CFE, chair of an Illinois ...

First in a series. We asked ChatGPT which method is the best for examining portfolio returns. Then we asked our expert. Editor’s note: Today, we begin a new series in which we ask ChatGPT questions ...

Following An infinite dimensional Schur-Horn theorem and majorization theory [28], this paper further studies majorization for infinite sequences. It extends to the infinite case classical results on ...

Let $S_k$ be the set of positive integers containing no arithmetic progression of $k$ terms, generated by the greedy algorithm. A heuristic formula, supported by ...

The record had stood for more than a decade before it was finally broken last month. On July 24, Markus Frind, Paul Jobling, and Paul Underwood announced that they had discovered the first sequence ...

Quantitative Aptitude Practice questions on Progression: This practice set has 10 questions with their answers & Explanatory answer covering topics from the areas of ...