Registry · Lemma VII.L09 tau-effective formalized

VII.L09 — Modal Collapse Prevention

The framework prevents modal collapse: necessity and possibility remain distinct; not all truths are necessary.

Book VII Part 6 Ch. 73

Dependency Graph

Depends on (1)

VII.D62

Lean Formalization

Module: TauLib.BookVII.Ethics.CIProof

Symbol: Tau.BookVII.Ethics.CIProof.modal_collapse_prevention