class · category
a set of things that do not differ in type
Examples
- The Boeing 747 fleet shares a type-certified airframe design across all units produced from 1969 to 2023. engineering
- Homo sapiens sapiens individuals are grouped as a biological class based on shared genomic markers and reproductive compatibility. biology
- All instances of Bitcoin version 0.1.5 belong to the same software class, released on February 11, 2009. computing
Emergence
through: the set collects things while type and difference determine sameness, allowing a class to emerge
- categorical unity
- internal indifference
- type-based grouping
Chain to foundations
as tree
- classL5
- setsL3
- patternL0
- othersL2
- spaceL0
- timeL0
- patternL0 (shown above)
- differenceL1
- patternL0 (shown above)
- boundaryL2
- spaceL0 (shown above)
- differenceL1 (shown above)
- changeL1
- differenceL1 (shown above)
- typeL4
- patternL0 (shown above)
- setsL3 (shown above)
- differenceL1 (shown above)
- differenceL1 (shown above)
- setsL3
Neighborhood
Concepts that depend on this one above; what it is built from below.
Relations
| is-a | sets.grouped | is-a |