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Theorem setShort-theorem-01

⊦ fillsgn(2, int2bytes(s2i(sho))) = i2b(s2i(sho) i>> 8) + i2b(s2i(sho))

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

View the proof

Infos about the proof

Proved?: Yes
Interactions: 6
Proof steps: 11
Used lemmas: fillsgn-len-short, setShort-theorem, fillsgn-not-empty,
Used spec theorems:
- list-data/bytelist/length-rest-intro
- list-data/bytelist/le-one
- list-data/bytelist/lf-01
Used simplifier rules:
- list/bytelist/in-15
- list/bytelist/e-01
- list/bytelist/c-03
- list-data/bytelist/elim-list-c
- list/bytelist/app
- list/bytelist/in-17
- list/bytelist/in-append
- nat/not-zero
- list-data/bytelist/le-one
- list/bytelist/c
- nat/add-num-04
- nat-basic2/a
- nat-basic2/c
- nat/lels-01
- nat-basic1/one
- list-data/bytelist/l
- list/bytelist/in-14
- list/bytelist/a
- list-data/bytelist/size-01
- list-data/bytelist/elim-list
- list/bytelist/Two