Want to be a little bit more like Sherlock Holmes? The Deduction Guide will provide you with an alternate way of perceiving your surroundings, and allow you beg

It's not elementary, but you will need Holmes's famed powers of deduction to solve these crafty puzzles. Here's how it goes: at the end of each condundrum, you'

If you really want to improve product designs, you must do more than conceive and develop ideas using intuitive and inductive thinking. While innovation and cre

Deduction is an efficient and elegant presentation of classical first-order logic. It presents a truth tree system based on the work of Jeffrey, as well as a na

Rev. ed. of: 422 tax deductions for businesses & self employed individuals. 5th ed. c2004.