world
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The amount of debt of each of the worlds’ countries is mapped out here as a percentage of the total Gross Domestic Product that each country produces. For those personal budgeters out there, think of it as how much you owe versus how much you’re making – on a macro scale It’s a common fear, especially as the years creep up on us. We worry about Social Security, and whether the program will even exist when we’re ready to retire. It’s little wonder.
GDP vs National Debt by Country |
graph-theory-algorithms-book - Project Hosting on Google Code
This version is not longer maintained. The newest version of the book is at the URL http://code.google.com/p/graphbook . (Please update your links accordingly.) A GNU-FDL book on algorithmic graph theory by David Joyner , Minh Van Nguyen , and Nathann Cohen . This is an introductory book on algorithmic graph theory. Theory and algorithms are illustrated using the Sage open source mathematics software.