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Theorem int2bits-len-pos

0 ≤ i, 2 ^ i ≤ j, j < 2 ^ (i + 1) ⊦ # int2bits(j) = i→n(i + 2)

Type: A user defined theorem
Validity: The proof is valid.
Features:
Comment:
Used by: bits2int-le8-01, int2bits-lelen, int2bits-len-eq, int2bits-len-neg-01, int2bits-len-pos-pred, int2bits-len-range, int2bits-leneq-pos, int2bits-lslen-07, int2bits-lslen-08, int2bits-restsgn,
Used by units in proved state: intops, bytes, byte,
Proof exists?: Yes

View the proof

Infos about the proof

Proved?: Yes
Interactions: 2
Proof steps: 3
Used lemmas: uint2bits-len, int2bits-pos,
Used spec theorems:
- Used simplifier rules: