The Rocq Prover, version 9.2, with coq-hammer-tactics 1.3.3+9.2 command: rocq compile -q imkan_b_necessary_exists.v exit code: 0 sha256(imkan_b_necessary_exists.v): 76422fec777f15284751d62e06e47cc6e10b84c52be27006c899f7e044ee0f89 date: 2026-10-02 --- output --- Axioms: classic : forall P : Prop, P \/ ~ P