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Theorem cast-one
⊦ cast(1, j) ≠ 0 → cast(1, j) = ~1
Type: A user defined theorem
Validity: The proof is valid.
Features: simp, localsimp,
Comment:
Used by:
cast-max
,
cast-min
,
Used by units in proved state:
Proof exists?: Yes
View
the proof
Infos about the proof
Proved?: Yes
Interactions: 3
Proof steps: 5
Used lemmas:
cast-def
,
Used spec theorems:
bitopsaux
/
fillsgn-longer
int2bits
/
bits2int-zero-03
Used simplifier rules:
int2bits
/
bits2int-one
nat
/
lels-01
nat-basic1
/
one-01
list-data
/bitlista/
l
int2bits
/
int2bits-not-empty
list-del
/bitlista/
lastn-one