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Wikidiffcom has no English definition. It may be misspelled. sgn
English
===(
en)===
(
en noun)
(mathematics) The sign function.
- sgn (''x'')
(mathematics, group theory) The sign / signature of a permutation.
- sgn (''?'')
See also
* (Sign function)
* (Parity of a permutation)
Anagrams
*
