Difference between revisions of "Symmetric group"

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Knowledge of the general symmetric group <math>S_{n}</math> is crucial in such areas as [[Galois Theory]], including proving that [[polynomial]] [[equation]]s of degree five and higher are unsolvable through the use of elementary arithmetic and root extractions.
 
Knowledge of the general symmetric group <math>S_{n}</math> is crucial in such areas as [[Galois Theory]], including proving that [[polynomial]] [[equation]]s of degree five and higher are unsolvable through the use of elementary arithmetic and root extractions.
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Revision as of 22:04, 13 March 2008

The symmetric group $S_{n}$ is defined to be the group of all permutations of $n$ objects.

Knowledge of the general symmetric group $S_{n}$ is crucial in such areas as Galois Theory, including proving that polynomial equations of degree five and higher are unsolvable through the use of elementary arithmetic and root extractions.

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