Texas Wikipedia:BabelenThis user is a native speaker of the English language.en-us-NThis user is a native speaker of American English.Search user languages This user is a participant of WikiProject Relativity. This user has a keen interest in physics. This user is an expert mathematician. This user understands the summation convention. This user enjoys thinking in Four Dimensions. This user is interested in astronomy. This user is interested in space exploration. This user enjoys reading science fiction. SG This user activates the Stargate to explore other planets. Trek This user is a Trekkie or Trekker. LOTR This user loves The Lord of the Rings, both the books and the film trilogy. This user prefers the metric system. ?met?This user prefers metric units and cannot figure out why Americans and Brits have such a hard time with them. B Y U This user attends or attended Brigham Young University. This user is an Eagle Scout. en-us-n This user is a native speaker of American English. Just to be clear, this user is not the textbook author David W. Halliday, though my name is David W. Halliday. (I believe the middle initial stands for a different name.) I am a Ph.D. Theoretical Physicist, not that that means I'm an authority, or anything. :-) DWHalliday (talk) 21:28, 23 March 2008 (UTC)