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Theorem band-ff

⊦ band(b2i(by), 255) = ub2i(by)

Type: A user defined theorem
Validity: The proof is valid.
Features:
Comment:
Used by: byte-and-255, getsetShort-theorem,
Used by units in proved state: bytes,
Proof exists?: Yes

View the proof

Infos about the proof

Proved?: Yes
Interactions: 1
Proof steps: 1
Used lemmas: ubyte-neg, byte-equal, ubyte-pos, byte-mod-100x, byte-011x-neg,
Used spec theorems:
- Used simplifier rules: