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Theorem exec-step

⌜n⌝ < # α ⊦ ¬ step(σ[n], α[n], σ[n + 1]) → (exec(IOAut(start, step, ext))(σ, α) ↔ false)

Type: A user defined theorem
Validity: The proof is valid.
Features: s, ls,
Comment:
Used by:
Used by units in proved state:
Proof exists?: Yes

View the proof

Infos about the proof

Proved?: Yes
Interactions: 0
Proof steps: 2
Used lemmas: frag-step, exec,
Used spec theorems:
- Used simplifier rules:
  - nat-basic/a
  - nat-basic/c