As a proper noun sin
is china.
sin
Translingual
Symbol
(head)
----
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
*