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Theorem rmpos-size
⊦ n < # x → #(x -p n) = # x - 1
Type: A user defined theorem
Validity: The proof is valid.
Features: s, ls,
Comment:
Used by:
Used by units in proved state:
Proof exists?: Yes
View
the proof
Infos about the proof
Proved?: Yes
Interactions: 2
Proof steps: 11
Used lemmas:
delpos-rec
,
delpos-base
,
delnr-one
,
Used spec theorems:
Used simplifier rules:
list-data
/
l
nat-basic
/
f
nat
/
elim-pred-c
nat-basic
/
c
nat-basic
/
a
nat
/
le-ls-simp
nat-basic
/
s-04
nat
/
lels
nat-basic
/
oz
nat-basic
/
lf-01
list
/
a
list
/
e
list
/
app-02
list
/
c
nat-basic
/
eq-01
nat-basic
/
succ
list
/
len-05
list
/
app
nat
/
lez-01
list-data
/
size-nil
nat
/
succ-01
nat
/
ls-02
nat
/
le-def
nat-basic
/
one-01
nat
/
eq-02