Difference between revisions of "Symmetric sum"
(Symmetric sum moved to Elementary symmetric sum: symmetric sums are any sums that are symmetric. These specifically are the elementary ones) |
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| − | + | A '''symmetric sum''' is any sum in which any [[permutation]] of the variables leaves the sum unchanged. | |
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| + | All symmetric sums can be written as a polynomial of [[elementary symmetric sum]]s. | ||
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| + | == See also== | ||
| + | *[[Cyclic sum]] | ||
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| + | {{stub}} | ||
| + | [[Category:Definitions]] | ||
Revision as of 20:25, 23 November 2007
A symmetric sum is any sum in which any permutation of the variables leaves the sum unchanged.
All symmetric sums can be written as a polynomial of elementary symmetric sums.
See also
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