Encyclopedia of Mathematics:Privacy policy

These wiki pages are based on the articles of the Encyclopedia of Mathematics, whose original versions are Copyright Springer Verlag. They have been opened to the public for updating and amendments.

• All changes of existing articles and all new articles are under the CC Attribution Share-Alike License.

This website uses Google Analytics, a web analytics service provided by Google, Inc. (“Google”). Google Analytics uses “cookies”, which are text files placed on your computer, to help the website analyze how users use the site. The information generated by the cookie about your use of the website (including your IP address) will be transmitted to and stored by Google on servers in the United States. Google will use this information for the purpose of evaluating your use of the website, compiling reports on website activity for website operators and providing other services relating to website activity and internet usage. Google may also transfer this information to third parties where required to do so by law, or where such third parties process the information on Google's behalf. Google will not associate your IP address with any other data held by Google. You may refuse the use of cookies by selecting the appropriate settings on your browser, however please note that if you do this you may not be able to use the full functionality of this website. By using this website, you consent to the processing of data about you by Google in the manner and for the purposes set out above.

Due to data protection concerns and to provide an additional level of privacy for visitors of this website, Springer has implemented a code to anonymize all IP addresses sent to Google. Google Analytics can now only store and use a portion of your IP addresses for geographic reports.

You may also download an opt-out browser add-on which prevents any data from being sent from your computers when visiting websites that use Google Analytics. The beta opt-out is available for Internet Explorer, Firefox, Chrome, and can be downloaded here: http://tools.google.com/dlpage/gaoptout.