from
X
cons
X
from
s
X
2ndspos
0
Z
rnil
2ndspos
s
N
cons
X
cons
Y
Z
rcons
posrecip
Y
2ndsneg
N
Z
2ndsneg
0
Z
rnil
2ndsneg
s
N
cons
X
cons
Y
Z
rcons
negrecip
Y
2ndspos
N
Z
pi
X
2ndspos
X
from
0
plus
0
Y
Y
plus
s
X
Y
s
plus
X
Y
times
0
Y
0
times
s
X
Y
plus
Y
times
X
Y
square
X
times
X
X
2.2
pi
X
from
0
2ndsneg
s
N
cons
X
cons
Y
Z
2ndspos
N
Z
plus
s
X
Y
plus
X
Y
2ndspos
s
N
cons
X
cons
Y
Z
2ndsneg
N
Z
times
s
X
Y
times
X
Y
square
X
times
X
X
pi
X
2ndspos
X
from
0
from
X
from
s
X
times
s
X
Y
plus
Y
times
X
Y
true
pi
X
2ndspos
X
from
0
false
square
X
times
X
X
false
times
s
X
Y
times
X
Y
true
negrecip
1
0
s
1
1
1
2ndspos
2
0
rnil
0
0
plus
2
0
square
1
0
square
1
0
pi
1
0
rcons
2
0
times
2
1
0
0
0
0
from
1
0
times
2
0
2ndsneg
2
0
plus
2
0
2ndspos
2
0
from
1
0
cons
2
0
pi
1
0
2ndsneg
2
0
posrecip
1
0
times
s
X
Y
plus
Y
times
X
Y
false
plus
s
X
Y
plus
X
Y
true
negrecip
1
0
s
1
1
1
2ndspos
2
0
rnil
0
0
plus
2
1
0
square
1
0
square
1
0
pi
1
0
rcons
2
0
times
2
0
0
0
0
from
1
0
times
2
0
2ndsneg
2
0
plus
2
0
2ndspos
2
0
from
1
0
cons
2
0
pi
1
0
2ndsneg
2
0
posrecip
1
0
2ndsneg
s
N
cons
X
cons
Y
Z
2ndspos
N
Z
2ndspos
s
N
cons
X
cons
Y
Z
2ndsneg
N
Z
true
negrecip
1
0
s
1
1
2ndspos
2
0
rnil
0
0
plus
2
0
square
1
0
square
1
0
pi
1
0
rcons
2
0
times
2
0
0
0
0
from
1
0
times
2
0
2ndsneg
2
0
plus
2
0
2ndspos
2
2
0
from
1
0
cons
2
2
1
pi
1
0
2ndsneg
2
2
1
posrecip
1
0
pi
X
from
0
false
from
X
from
s
X
true
Failed!
NaTT
certifiable-1.6