Math
We summarize the week's scientific breakthroughs every Thursday.
- Math
Winning at Tennis
The probability of winning a tennis set or match doesn't depend, in theory, on which player serves first.
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- Math
Mean Median Surprise
Calculations of means and medians lead to surprising sequences of numbers.
- Math
Divisibility by Seven
An ingenious, recently developed method tests if a number is divisible by 7.
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- Math
Works in Progress
Studying math in school doesn't often give you a sense of what mathematical research is about.
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- Math
Paper Enigma
The enigma machine was used by Germany during World War II to encrypt and decrypt messages. Created by Mike Koss, the plans and detailed instructions offered on these Web pages allow you to build your own fully functioning, paper version of this infamous machine. Go to: http://mckoss.com/Crypto/Enigma.htm
- Math
Navigating Celestial Currents
Mathematicians are creating an atlas of solar system highways along which spacecraft can coast using no fuel.
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