Principlev1PR-069
When concepts recur across three or more contexts…
When concepts recur across three or more contexts with similar structure, extract the shared pattern into a named abstraction that each instance references.
Why This Is a Principle
Derives from Knowledge that exists only in tacit form degrades without… (tacit knowledge degrades), Schemas as Knowledge Organization Structures (schemas organize knowledge), and Expertise Transforms Perceptual Chunking (expertise changes chunk size). The Rule of Three shows when repetition signals genuine pattern. The principle prescribes a specific threshold and action for abstraction extraction.