Talk:Symmetric set

Symmetric Set
Is there also an established notion for when a set is symmetric to its complement, i.e. - S + k = \ S?

Example: For S = 0..sup we have:
 * -(0..sup) - 1 = (inf..0) - 1
 * = inf.. (-1)
 * = \ (0..sup)

Jan Burse (talk) 15:09, 23 March 2016 (UTC)