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Theorem int2bytes-le127

0 ≤ i, i ≤ 127 ⊦ int2bytes(i) = i2b(i) '

Type: A user defined theorem
Validity: The proof is valid.
Features:
Comment:
Used by: bytes2int-int2bytes-len-eq, int2bytes-first-zerobyte, int2bytes-last, int2bytes-last-01, int2bytes-leading-zeros, int2bytes-one, int2bytes-rec-pos, int2bytes-rec-pos-02, int2bytes-rec-pos-04, no-leading-zero, rightshift-8-01,
Used by units in proved state:
Proof exists?: Yes

View the proof

Infos about the proof

Proved?: Yes
Interactions: 3
Proof steps: 4
Used lemmas: bits2bytes-base, int2bytes,
Used spec theorems:
- int2bits/int2bits-len-range
Used simplifier rules:
- nat/ls-le-simp
- int-abs/numleledel-01
- int-abs/numlsledel
- int2bits/int2bits-not-empty
- list-data/bitlista/l
- int-abs/forward-le-01
- nat-basic1/f
- nat/lels-01
- int2bits/int2int-inj
- list/bytelist/c-04