Zero sum is a situation in which a participant's gain or loss is exactly balanced by the losses or gains of the other participants.

Zero sum may also refer to:

• "Zero Sum" (The X-Files episode)
• Monthly Comic Zero Sum, a monthly shōjo manga published by Ichijinsha
• "Zero-Sum", a song by Nine Inch Nails from Year Zero

[edit] See also

• Zero-sum problem
• Zero-sum mentality
• Zero-sum fallacy
• Zero-sum-free
• Empty sum
• zerosumfree monoid
• Non Zero Sumness

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