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Numerical Recipes Home Page We are nr.com, Numerical Recipes Software, one of the oldest continuously operating domains on the Internet. In partnership with Cambridge University Press, we develop the Numerical Recipes series of books on scientific computing and related software products.    Latest News! Numerical Recipes Third Edition (on-line book and code) is now available by open access to users in developing countries. This free resource is hosted by ICTP, a UNESCO and IAEA organization.   You can use Numerical Recipes to extend MATLAB®, sometimes giving huge speed increases. A tutorial with examples is here. A free interface file is here. Numerical Recipes Electronic is now available to individual subscribers! If you also own the book, these are "lifetime" subscriptions. (More info here, or go here to subscribe right now.) Amazon.com has the Numerical Recipes Third Edition book in stock. (See it here.) Individuals can buy and download Numerical Recipes Third Edition machine-readable code in C++ here. Institutional subscriptions to Numerical Recipes Third Edition, which include both the electronic book and the machine-readable code, can now be purchased. (Info is here.) (If nothing happens when you click the images on the left, check that JavaScript is enabled in your browser.) Numerical Recipes: The Art of Scientific Computing Third Edition (2007), 1256 pp. Cambridge University Press ISBN-10: 0521880688 Learn more about the book. Buy the book now from Amazon.com. Or, buy the book and code CDROM bundle. Or, find the book in stock at most college and technical bookstores, as well as larger general bookstores. Numerical Recipes Electronic Just published, Numerical Recipes Electronic puts the full content of the Numerical Recipes book onto your computer screen, along with with many extras. Frequently updated, Numerical Recipes Electronic is available by annual subscription. Subscribe now at the Numerical Recipes On-Line Store. Learn more about Numerical Recipes Electronic. Go to Numerical Recipes Electronic now. (Guests may browse free sections; subscribers have full access.) Learn about institutional subscriptions, which include both Numerical Recipes Electronic and Numerical Recipes Code Use coupon in the book to convert an electronic subscription to "lifetime". Numerical Recipes Code Numerical Recipes Code is the C++ computer code from the Numerical Recipes book in machine readable form, ready to be included in a user's own programs. The code, including a license for such use, is sold separately from Numerical Recipes (the book) or Numerical Recipes Electronic (the book on-line). Learn more about Numerical Recipes Code. See complete license terms. Buy the code as an immediate electronic download (3rd ed. C++, or legacy 2nd ed. C or Fortran). Buy the code on CDROM from Amazon.com. The CDROM includes 3rd edition C++ and all legacy 1st and 2nd edition code in C++, C, Fortran 77, Fortran 90, Pascal, BASIC, Modula 2, LISP, and more. Or, buy the book and code CDROM bundle. Learn about institutional subscriptions, which include both Numerical Recipes Electronic and Numerical Recipes Code Numerical Recipes Forum The Numerical Recipes Forum is where readers can ask questions, or reply to postings submitted by other readers. This free resource is also where official bug reports are posted. Go to the forum. Further Information How to contact us. General information about licenses. Single user and institutional subscriber license terms. Institutional subscriptions (site license) information. Open Access for users in developing countries. Converting electronic subscriptions to "lifetime". Obtaining permission for commercial use. Download nr3.h header file (necessary for using NR3 C++ code) Tutorial on extending MATLAB with Numerical Recipes Download nr3matlab.h header file (for interfacing to MATLAB) Older Books On-Line (NR and others we host) Other stuff. Obsolete Versions of Numerical Recipes There are many legacy applications that use obsolete Second Edition, or even First Edition, Numerical Recipes code. Also, computer languages such as C, Fortran, Pascal, Modula 2, BASIC, and Lisp were available only in previous editions. Many of these products are still available for users with a special need for them. Learn more about previous versions. Buy from Amazon.com: Numerical Recipes in C (1992), Numerical Recipes in Fortran (1992), Numerical Recipes in Fortran 90 (1996). Older Books On-Line (NR and others we host) All code from previous versions in all computer languages is included, along with the new 3rd edition C++ code, in the Numerical Recipes Code CDROM: Buy the code CDROM from Amazon.com. Second edition C and C++ code is included, along with the new 3rd edition C++ code, in the Numerical Recipes Code download product: Buy the code as an immediate electronic download. NR Recommended Reading Lists Browse our personally recommended titles in the Numerical Recipes Bookstore, hosted by Amazon.com: The new Third Edition products Numerical Recipes 2nd ed. items still in print Numerical Recipes 1st ed. items still in print C++ programming Numerical analysis Scientific computing Computer science Quantitative finance Math and statistics Miscellaneous fun Popular science