200 brand new compelling and addictive word and number puzzles from The Times. Appearing daily in the newspaper, Codeword is the cracking alternative to Su Doku

The Mammoth Book of Codeword Puzzles is a truly bumper collection of these hugely popular puzzles - also known as codewords, cipher crosswords and cipher word p

Appearing daily in the newspaper, Codeword is a popular alternative to Su Doku and Crosswords. The concept is simple: each number represents a letter, so, start

An accessible textbook that uses step-by-step explanations, relatively easy mathematics and numerous examples to aid student understanding.

Recent developments such as the invention of powerful turbo-decoding and irregular designs, together with the increase in the number of potential applications t