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Theorem band-neg
⊦ i < 0 ∧ j < 0 → ¬ 0 ≤ band(i, j)
Type: A user defined theorem
Validity: The proof is valid.
Features: simp, localsimp,
Comment:
Used by:
Used by units in proved state:
byte
,
Proof exists?: Yes
View
the proof
Infos about the proof
Proved?: Yes
Interactions: 3
Proof steps: 7
Used lemmas:
and-false
,
and-notempty-09
,
band-def
,
Used spec theorems:
int2bits
/
bits2int-ge-zero
Used simplifier rules:
int2bits
/
int2bits-first-01
int2bits
/
int2bits-not-empty
list
/bitlista/
in-17
list
/bitlista/
in-append
list
/bitlista/
a
list
/bitlista/
in-14
list
/bitlista/
c
list-data
/bitlista/
elim-list-c
int-abs
/
zero-gels-01
int-abs
/
forward-le-01
int-abs
/
forward-le-02
int-abs
/
forward-lsle