Sports commentators on soccer and hockey games will often make their winning predictions as soon as the first goal is scored. Now, Canadian mathematicians have worked out a formula for spotting the winning team that could make the pundits redundant. In a paper of two halves, they reveal all in the International Journal of Operational [...]

The signs, + , and,  - , are used throughout mathematics and physics in a number of ways,and with several meanings which are often not carefully checked. The plus or positive sign has its initial use in addition in the sense of increasing a pile, of no particular dimensions, by a certain amount described by [...]

 
In working with numbers one often works with fractional exponents, “roots.”  This works well when one is working with “absolute values, ” unsigned numbers; however, it runs into complications as soon as one starts to operate with “signed” numbers.  The problem probably arises from the inherent fact that absolute number values do not have [...]

Feige believes that by capitalizing on financial data processing technology, it is possible to create a tax code for the 21st century that is easy to understand, that is easy to administer and is easy to comply with because it eliminates the need to file tax or information returns. The system, developed by him is [...]