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Theorem bits2int-first-01

bits ≠ [] ⊦ bits2int(bits) < 0 → bits.first

Type: A user defined theorem
Validity: The proof is valid.
Features: simp, localsimp,
Comment:
Used by: bits2int-ge-zero, bits2int-le8, bits2int-lez, bits2int-nls, int2int-lastn-negneg, int2int-lastn-negpos,
Used by units in proved state: bytes,
Proof exists?: Yes

View the proof

Infos about the proof

Proved?: Yes
Interactions: 0
Proof steps: 2
Used lemmas: bits2uint-not-neg-01, bits2int-pos,
Used spec theorems:
- Used simplifier rules:
  - list/bitlista/c
  - list/bitlista/e-01
  - list/bitlista/a
  - list-data/bitlista/elim-list-c