Principia 149089 208488645 2008-04-27T08:52:56Z Xyzzyplugh 639298 slight cleanup '''Principia''' could refer to: *''[[Philosophiae Naturalis Principia Mathematica]]'', Isaac Newton's three-volume work containing explanations of his laws of motion and his law of universal gravitation *''[[Principia philosophiae]]'', a major work by René Descartes *''[[Principia Mathematica]]'', Alfred North Whitehead and Bertrand Russell's axiomatic work on mathematics *''[[Principia Ethica]]'', a seminal work in metaethics by G. E. Moore *''[[Principia Discordia]]'', a major holy book in Discordianism *[[The Principia]], a religion-based preschool, gradeschool, boarding highschool, and college *[[The Principia (book)]], a book by [[Emanuel Swedenborg]] {{disambig}}