[Imprint]
[Data Privacy Statement]
[E-Mail]
View
long theorem info
. View
the proof
. Back to
main index
. View
the specification
. View
theorem base summary
, View
theorem base listing
, the
used properties by spec
, the
dependency list
, the
symbol table
,
Theorem del-rmdup-length-nle
⊦ ¬ # rmdup(a ' + x) ≤ # rmdup(x -l a)
Type: A user defined theorem
Validity: The proof is valid.
Features: simp, localsimp,
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: 4
Used lemmas:
in-03
,
size-rmdup-del
,
Used spec theorems:
list-dup
/
rmdup-n
Used simplifier rules:
list
/
c
list
/
len-05
nat-basic2
/
succ
list
/
a
list-dup
/
rmdup-y
nat
/
lels-01
nat-basic1
/
one-01
list-data
/
l
list-dup
/
rm-empty
list
/
in-empty
nat
/
ls-02
nat
/
succ-01
nat-basic1
/
ref-1
nat-basic2
/
a
nat-basic2
/
c