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Metric signature. In mathematics, the signature (v, p, r) of a metric tensor g (or equivalently, a real quadratic form thought of as a real symmetric bilinear form on a finite-dimensional vector space) is the number (counted with multiplicity) of positive, negative and zero eigenvalues of the real symmetric matrix gab of the metric tensor with ...
A portal may use a search engine's application programming interface (API) to permit users to search intranet content as opposed to extranet content by restricting which domains may be searched. Apart from this common search engines feature, web portals may offer other services such as e-mail, news, stock quotes, information from databases and even entertainment content. Portals provide a way ...
Archaeologists in France have uncovered 28 horse skeletons in an enigmatic graveyard, hinting at possible ancient rituals or warfare
This is a list of fictional creatures and aliens from the universe of the long-running BBC science fiction television series Doctor Who, and spin-offs: Torchwood, The Sarah Jane Adventures, Class, K-9 and K-9 and Company. This list only covers alien races and other fictional creatures and not specific characters, for individual characters see the lists in the separate articles below:
This is a list of airports in Japan, grouped by classification and sorted by location. As of February 2012, the country has a total of 98 airports, of which 28 are operated by the central government and 67 by local governments. [1]
An intranet is sometimes contrasted to an extranet. While an intranet is generally restricted to employees of the organization, extranets may also be accessed by customers, suppliers, or other approved parties. [6] Extranets extend a private network onto the Internet with special provisions for authentication, authorization and accounting ( AAA protocol ).
Dedoose is a web application for mixed methods research developed by academics from UCLA, with support from the William T. Grant Foundation, and is the successor to EthnoNotes. [1] Dedoose is an alternative to other qualitative data analysis software, explicitly aimed at facilitating rigorous mixed methods research.
An amendment to enshrine abortion rights in the Missouri constitution is now one step closer to appearing before voters this year.