exact · precision
that which does not differ from the thing it is about
Examples
- The meter is defined by the distance light travels in 1/299,792,458 seconds in a vacuum. physics
- The Human Genome Project's reference sequence matches actual DNA base pairs to within one error per 100,000. biology
- The International Prototype Kilogram was a platinum-iridium cylinder kept in Sèvres until 2019. engineering
Emergence
from: difference just
through: the difference relation is negated, leaving no difference between description and thing, so the description matches perfectly
- no difference
- perfect match
- full precision
Chain to foundations
as tree
- exactL3
- differenceL1
- patternL0
- justL2
- differenceL1 (shown above)
- patternL0 (shown above)
- differenceL1
Neighborhood
Concepts that depend on this one above; what it is built from below.
Used by (4)
Relations
| is-a | just.exact | is-a |
| is-a | true.accurate | is-a |