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Theorem restN-append
⊦ n ≤ # x → restn(n, x + y) = restn(n, x) + y
Type: A user defined theorem
Validity: The proof is valid.
Features: simp, localsimp,
Comment:
Used by:
lastn-restn-01
,
rest-append
,
rest-mklist-02
,
restN-len
,
Used by units in proved state:
Proof exists?: Yes
View
the proof
Infos about the proof
Proved?: Yes
Interactions: 1
Proof steps: 6
Used lemmas:
restN-rec
,
restN-zero
,
Used spec theorems:
Used simplifier rules:
list
/
app-01
list
/
rest-01
list-data
/
l
nat-basic1
/
f
nat
/
succ-01
list-data
/
elim-list-c
nat
/
lels
nat-basic2
/
c
nat-basic2
/
a
nat-basic2
/
s
nat-basic2
/
succ
list
/
len-05
list
/
a
list
/
e-01
list
/
c