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Theorem frag-split
⊦ ¬ # α < ⌜n⌝ ∧ ⌜n⌝ < # σ → ( frag(IOAut(start, step, ext))(σ, α) ↔ frag*(IOAut(start, step, ext))(σ.take(n + 1), α.take(n)) ∧ frag(IOAut(start, step, ext))(σ.drop(n), α.drop(n)))
Type: A user defined theorem
Validity: The proof is valid.
Features:
Comment:
Used by:
finfrag-split
,
fintrace
,
inffrag-split
,
trace-append
,
Used by units in proved state:
IOtrace-lift
,
Proof exists?: Yes
View
the proof
Infos about the proof
Proved?: Yes
Interactions: 22
Proof steps: 50
Used lemmas:
fragstar
,
frag
,
Used spec theorems:
stream
/
fin-size-from
stream
/
less-size-from
stream
/
get-from
Used simplifier rules:
nat-basic
/
succ
IO-Aut-data
/
sel-IOAut-dotstep
stream
/
get-to
nat-inf
/
add-comm
nat-inf
/
add-assoc
stream
/
size-succ
nat-basic
/
c
nat-basic
/
a
nat-inf
/
add-fin
nat-basic
/
l
nat-basic
/
ls-02
nat-basic
/
s-04
stream
/
size-to
nat-basic
/
eq-01
nat-basic
/
f
nat-inf
/
lele-trans
nat-inf
/
less-fin
nat
/
lels
nat
/
ls-le-simp
nat-inf
/
ls-le
stream-basic
/
elim-finp-suc
nat-inf
/
addeqinf-cancel
stream
/
from-inf
stream
/
size-inf
stream
/
inf-size-from
nat-inf
/
add-inf2
list-data
/
l
stream
/
sel-fin
stream
/
size-fin
nat-inf
/
sel-rqui-dotn
stream-basic
/
elim-finp-ant
nat
/
lels-03
nat
/
elim-sub
nat-basic
/
l-01
nat-basic
/
lf-01
nat-inf
/
eq-natinf-to-nat-2-1
nat-inf
/
eq-natinf-to-nat-2-2
nat
/
le-def
nat
/
eq-02
nat-inf
/
disj-rqui-infty
nat
/
ler
nat-basic
/
refl-Nat
nat-inf
/
inf-inseq-reduce
nat-inf
/
lels-trans
nat-inf
/
lele-refl
nat-inf
/
inj-rqui
nat
/
zero
nat-inf
/
less-inf2
stream
/
less-size-from
stream
/
get-from
nat-inf
/
lsle-trans
nat-inf
/
ls-natinf-to-nat-1-2
nat-inf
/
eqsucc-notls
nat-inf
/
less-less-leftsucc
nat-inf
/
add-cancel-num-03
nat-inf
/
add-all-zero
nat-inf
/
ls-natinf-to-nat-2-1
nat-basic
/
l-02
nat-inf
/
add-ls-cancel-01
nat-inf
/
less-succ-leq
nat-inf
/
ls-irref
nat
/
lep
nat-inf
/
ls-trans
nat-inf
/
add-ls-cancel-num-04
stream
/
get-from-inf
stream
/
sel-inf
stream
/
from-fin
nat-basic
/
l-06
stream
/
get-from-01
nat-basic
/
oz