Series
Qimen Dunjia — the divination system with a reputation for military strategy. Historical context and method logic.
Part 1
Qimen Dunjia has the best reputation of any Chinese divination system — generals and strategists used it. Strip away the legends and what you get is a spatial-temporal field analysis using a 3×3 grid.
Part 2
The grid is a 3×3 matrix. Each cell carries a number, a trigram, an element, and — at any given moment — a gate. The gates rotate. The field changes. This is where Qimen Dunjia becomes a method.