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Theorem sgn-notsame-01
⊦ sgn(bits) ≠ boolvar ' + boolvar ' + bits0
Type: A user defined theorem
Validity: The proof is valid.
Features: simp, localsimp,
Comment:
Used by:
fill-sgn-02
,
Used by units in proved state:
int2bits
,
Proof exists?: Yes
View
the proof
Infos about the proof
Proved?: Yes
Interactions: 3
Proof steps: 10
Used lemmas:
sgn-in-01
,
sgn-base-01
,
sgn-base-02
,
sgn-one
,
sgn-rec-01
,
sgn-in-02
,
sgn-empty
,
Used spec theorems:
Used simplifier rules:
list
/bitlista/
c-06
list
/bitlista/
e-01
list-data
/bitlista/
elim-list-c
list
/bitlista/
c-03
list
/bitlista/
app
list
/bitlista/
in-17
list
/bitlista/
in-append
list
/bitlista/
c
list
/bitlista/
app-02-ant
list
/bitlista/
e
list
/bitlista/
in-13
list
/bitlista/
a
list
/bitlista/
in-14