Problem solving is the mental process of analyzing a situation, learning what options are available, and then choosing the alternative that will result in the desired outcome or some other selected ...

Adam Hayes, Ph.D., CFA, is a financial writer with 15+ years Wall Street experience as a derivatives trader. Besides his extensive derivative trading expertise, Adam is an expert in economics and ...

The chessboard has been the source of many ingenious puzzles that involve spatial reasoning and insight thinking. The seven ...

Greg DePersio has 13+ years of professional experience in sales and SEO and 3+ years as a writer and editor. Somer G. Anderson is CPA, doctor of accounting, and an accounting and finance professor who ...

Holdings from the library at the Goddard Space Flight Center, which includes unique documents from the early 20th century to the Soviet space race, will be warehoused or thrown out. By Eric Niiler Our ...

Essays in Honor of George Pólya. (Stanford Studies in Mathematics and Statistics, No. 4.) Edited by Gabor Szegö, Charles Loewner, Stefan Bergman, Menahem Max Schiffer, Jerzy Neyman, David Gilbarg, ...