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Theorem ubyte-pos-03

⊦ 0 ≤ i ∧ i < 256 → ub2i(i2b(i)) = i

Type: A user defined theorem
Validity: The proof is valid.
Features: simp, localsimp,
Comment:
Used by: getsetShort-theorem, ubyte-band,
Used by units in proved state:
Proof exists?: Yes

View the proof

Infos about the proof

Proved?: Yes
Interactions: 3
Proof steps: 5
Used lemmas: byte-in, bib-upper, ubyte-neg, ubyte-pos,
Used spec theorems:
- Used simplifier rules: