📁 数学
Math or mathematics is the study of numbers and variables representing numbers to solve everyday problems, learn about the world around us or to be an exercise in logical reasoning. Some applications of math are in the areas of finance, physics, sociology, computer programming, fractal music and geometric art.
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NPR : All Things Considered: Internet & College Cheating
http://www.npr.org/templates/story/story.php?storyId=1143717