|↑| ❪𝛿₁’❫ Integers ○ | -1 ❍ ⦍𝛿₁’⦎
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-1 ❍｜Definition｜1st｜20260110191933-00-⌔
−1
In mathematics, −1 (negative one or minus one) is the additive inverse of 1, that is, the number that when added to 1 gives the additive identity element, 0. It is the negative integer greater than negative two (−2) and less than 0.
Printed 2026-06-28.
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