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Theorem fillsgn-fix

⊦ # bytes < n → fillsgn(n, bytes) = fix(n, bytes)

Type: A user defined theorem
Validity: The proof is valid.
Features:
Comment:
Used by: bytes2bytes-fillsgn, fillsgn-length-01, fillsgn-length-02, fix-fillsgn, int2int-fillsgn,
Used by units in proved state:
Proof exists?: Yes

View the proof

Infos about the proof

Proved?: Yes
Interactions: 4
Proof steps: 12
Used lemmas: fix-neg, fix-pos, fillsgn-pos, fillsgn-neg,
Used spec theorems:
- Used simplifier rules:
  - int-abs/lels-03
  - int-abs/forward-le-02
  - list/bytelist/a
  - list/bytelist/app-01
  - nat/eq-01
  - nat/lep-01
  - nat-basic2/c
  - nat-basic2/a
  - nat-basic2/l-01
  - nat/lels-03
  - nat/lels-01
  - nat-basic1/ls-02
  - nat/elim-sub
  - int-abs/lels-01
  - int-abs/lels-04
  - int-abs/forward-le-01
  - int-abs/lels
  - nat/ls-le-simp
  - nat/lels
  - nat-basic1/f