Source audit
Definitions, theorems, assumptions, proof route, and exact anchors.
Stable source-facing chapter environment inside the shared Samplinglib reader.
Definitions, theorems, assumptions, proof route, and exact anchors.
Search Mathlib and local geometry interfaces; adapt only real statement or convention differences.
Only genuinely missing mathematical edges become theorem-sized tasks.
Dependencies, consumers, cross-library bridges, and reusable shared interfaces.