U11
tt
N
activate
N
U21
tt
M
N
s
plus
activate
N
activate
M
and
tt
X
activate
X
isNat
n__0
tt
isNat
n__plus
V1
V2
and
isNat
activate
V1
n__isNat
activate
V2
isNat
n__s
V1
isNat
activate
V1
plus
N
0
U11
isNat
N
N
plus
N
s
M
U21
and
isNat
M
n__isNat
N
M
N
0
n__0
plus
X1
X2
n__plus
X1
X2
isNat
X
n__isNat
X
s
X
n__s
X
activate
n__0
0
activate
n__plus
X1
X2
plus
activate
X1
activate
X2
activate
n__isNat
X
isNat
X
activate
n__s
X
s
activate
X
activate
X
X
U11
2
tt
0
activate
1
U21
3
s
1
plus
2
and
2
isNat
1
n__0
0
n__plus
2
n__isNat
1
n__s
1
0
0
INNERMOST
./TRS/TRCSR/PEANO_nokinds_FR.trs