If you were to stop the first three people that you meet on the street and ask them what they know of Einstein’s Relativity, you would likely get answers of the following form:
KeywordsDark Matter Dark Energy Special Relativity Rotation Curve Newtonian Gravity
These keywords were added by machine and not by the authors. This process is experimental and the keywords may be updated as the learning algorithm improves.
© Springer-Verlag Berlin Heidelberg 2012