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 ...

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 ...

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

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 ...