-1 (nummer)

	-1 0 1 2 3 4 5 6 7 8 9 → Leet o nummers — Integers ← 0 10 20 30 40 50 60 70 80 90 →
Cardinal	negative ane
Ordinal	-1st; (negative first)
Roman numeral (unicode)	minus Ⅰ, minus ⅰ
Arabic	−١
Cheenese numeral	负一，负弌，负壹
Bengali	−১

In mathematics, −1 is the additive inverse o 1, thon is, the number thon whan addit tae 1 gives the additive identity element, 0. It is the negative integer greater than negative twa (−2) an less nor 0.^[1]

References

↑ Deshpande, J. V. (2004). Mathematical Analysis and Applications: An Introduction (in Inglis). Alpha Science Int'l Ltd. ISBN 978-1-84265-189-6.

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[1] Deshpande, J. V. (2004). Mathematical Analysis and Applications: An Introduction (in Inglis). Alpha Science Int'l Ltd. ISBN 978-1-84265-189-6.

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