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In mathematics, the term even is used in several senses related to odd:
even and odd numbers -- even if divisible by 2

even and odd functions -- even if $f(x)\; =\; f(-x)$

even and odd permutations -- even if composed of an even number of transpositions

Even (band) -- an Australian alternative rock band

Even (people) -- an ethnic group from Siberia and Russian Far East

Even language -- a language spoken by the Evens

Even -- Dark-Hard-Rock band from Italy (website)

Even -- a Norwegian male personal name