Status: IN
The GoF variation taxonomy builds on a heritage of pattern formalization: Alexander's architectural concept of recurring solutions was refined through the GoF's four essential elements and systematic template sections, producing a catalog that classifies 23 independently variable design aspects, with behavioral patterns dominating (11 of 23) due to the frequency and complexity of behavioral variation.
Three formalization stages (concept → template → taxonomy) each adding analytical structure to the previous
Depends on (SL): gof-variation-taxonomy, pattern-formalization-heritage