This book's introduction features a humorous story of a man with a line of people behind him, who explains to his boss, "I can't find an efficient algorithm, but neither can all these famous people." This man illustrates an important quality of a class of problems, namely, the NP-complete problems: if you can prove that a problem is in this class, then it has no known polynomia...(展开全部)

This book's introduction features a humorous story of a man with a line of people behind him, who explains to his boss, "I can't find an efficient algorithm, but neither can all these famous people." This man illustrates an important quality of a class of problems, namely, the NP-complete problems: if you can prove that a problem is in this class, then it has no known polynomia...(展开全部)

As the world deals with increasing complexity -- in issues of sustainability, finance, culture and technology -- business and governments are searching for a form of problem solving that can deal with the unprecedented levels of ambiguity and chaos. Traditional "linear thinking" has been disparaged by the popular media as being inadequate for dealing with the global economic cr...(展开全部)

China's stunning diversity of natural habitats--from parched deserts to lush tropical forests--is home to more than 10 percent of the world's mammal species. A Guide to the Mammals of China is the most comprehensive guide to all 556 species of mammals found in China. It is the only single-volume reference of its kind to fully describe the physical characteristics, geographic di...(展开全部)

Now expanded and updated, The Johns Hopkins Guide to Literary Theory and Criticism is an indispensable resource for scholars and students of literary theory and discourse. Revised extensively in 2004 to reflect a decade of rapidly changing scholarship, the Guide currently features 52 new entries and subentries and is updated annually. Compiled by 275 specialists from around the...(展开全部)

Reflecting the continuing change and development in modern literacy theory, the key features of this book includes its clarity, brevity, equal coverage of the main literary theories and useful bibliographies of further reading. Literature students will find its clearly defined sections easy to navigate and whilst avoiding over-simplification, it makes a complex subject accessi...(展开全部)

This is a 2001 account of Algebraic Number Theory, a field which has grown to touch many other areas of pure mathematics. It is written primarily for beginning graduate students in pure mathematics, and encompasses everything that most such students are likely to need; others who need the material will also find it accessible. It assumes no prior knowledge of the subject, but a...(展开全部)

Ranging from the largest terrestrial carnivore, the Polar Bear, and hyper-predatory wild cats, to the tiny Least Weasel that can squeeze through a wedding ring, the true carnivores - order Carnivora - include some of the world's most charismatic, admired, feared and spectacular creatures. The first comprehensive guide to every terrestrial species, this book profiles all 250 of ...(展开全部)