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One
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Number
1
Definition
The neutral element of multiplication in the ring of integers.
Comments
(1)
It is the successor of zero under the Peano axioms for the natural numbers.
Programs
(P1)
Sage
numbers = [1]
Links
Similar tables
integers —   includes $1$ as its entry $n=1$
Data properties
Entries are of type: integer
Table is complete: yes (it holds the single number named by the definition)
How well the digits are known: exact
How they were obtained:

An exact value -- an integer, a rational or a polynomial -- so there is no precision to choose and nothing to be wrong about.



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