R
↳Dependency Pair Analysis
FIB(N) -> SEL(N, fib1(s(0), s(0)))
FIB(N) -> FIB1(s(0), s(0))
ADD(s(X), Y) -> ADD(X, Y)
SEL(s(N), cons(X, XS)) -> SEL(N, activate(XS))
SEL(s(N), cons(X, XS)) -> ACTIVATE(XS)
ACTIVATE(nfib1(X1, X2)) -> FIB1(activate(X1), activate(X2))
ACTIVATE(nfib1(X1, X2)) -> ACTIVATE(X1)
ACTIVATE(nfib1(X1, X2)) -> ACTIVATE(X2)
ACTIVATE(nadd(X1, X2)) -> ADD(activate(X1), activate(X2))
ACTIVATE(nadd(X1, X2)) -> ACTIVATE(X1)
ACTIVATE(nadd(X1, X2)) -> ACTIVATE(X2)
R
↳DPs
→DP Problem 1
↳Argument Filtering and Ordering
→DP Problem 2
↳AFS
→DP Problem 3
↳AFS
ADD(s(X), Y) -> ADD(X, Y)
fib(N) -> sel(N, fib1(s(0), s(0)))
fib1(X, Y) -> cons(X, nfib1(Y, nadd(X, Y)))
fib1(X1, X2) -> nfib1(X1, X2)
add(0, X) -> X
add(s(X), Y) -> s(add(X, Y))
add(X1, X2) -> nadd(X1, X2)
sel(0, cons(X, XS)) -> X
sel(s(N), cons(X, XS)) -> sel(N, activate(XS))
activate(nfib1(X1, X2)) -> fib1(activate(X1), activate(X2))
activate(nadd(X1, X2)) -> add(activate(X1), activate(X2))
activate(X) -> X
ADD(s(X), Y) -> ADD(X, Y)
trivial
ADD(x1, x2) -> ADD(x1, x2)
s(x1) -> s(x1)
R
↳DPs
→DP Problem 1
↳AFS
→DP Problem 4
↳Dependency Graph
→DP Problem 2
↳AFS
→DP Problem 3
↳AFS
fib(N) -> sel(N, fib1(s(0), s(0)))
fib1(X, Y) -> cons(X, nfib1(Y, nadd(X, Y)))
fib1(X1, X2) -> nfib1(X1, X2)
add(0, X) -> X
add(s(X), Y) -> s(add(X, Y))
add(X1, X2) -> nadd(X1, X2)
sel(0, cons(X, XS)) -> X
sel(s(N), cons(X, XS)) -> sel(N, activate(XS))
activate(nfib1(X1, X2)) -> fib1(activate(X1), activate(X2))
activate(nadd(X1, X2)) -> add(activate(X1), activate(X2))
activate(X) -> X
R
↳DPs
→DP Problem 1
↳AFS
→DP Problem 2
↳Argument Filtering and Ordering
→DP Problem 3
↳AFS
ACTIVATE(nadd(X1, X2)) -> ACTIVATE(X2)
ACTIVATE(nadd(X1, X2)) -> ACTIVATE(X1)
ACTIVATE(nfib1(X1, X2)) -> ACTIVATE(X2)
ACTIVATE(nfib1(X1, X2)) -> ACTIVATE(X1)
fib(N) -> sel(N, fib1(s(0), s(0)))
fib1(X, Y) -> cons(X, nfib1(Y, nadd(X, Y)))
fib1(X1, X2) -> nfib1(X1, X2)
add(0, X) -> X
add(s(X), Y) -> s(add(X, Y))
add(X1, X2) -> nadd(X1, X2)
sel(0, cons(X, XS)) -> X
sel(s(N), cons(X, XS)) -> sel(N, activate(XS))
activate(nfib1(X1, X2)) -> fib1(activate(X1), activate(X2))
activate(nadd(X1, X2)) -> add(activate(X1), activate(X2))
activate(X) -> X
ACTIVATE(nadd(X1, X2)) -> ACTIVATE(X2)
ACTIVATE(nadd(X1, X2)) -> ACTIVATE(X1)
ACTIVATE(nfib1(X1, X2)) -> ACTIVATE(X2)
ACTIVATE(nfib1(X1, X2)) -> ACTIVATE(X1)
trivial
ACTIVATE(x1) -> ACTIVATE(x1)
nfib1(x1, x2) -> nfib1(x1, x2)
nadd(x1, x2) -> nadd(x1, x2)
R
↳DPs
→DP Problem 1
↳AFS
→DP Problem 2
↳AFS
→DP Problem 5
↳Dependency Graph
→DP Problem 3
↳AFS
fib(N) -> sel(N, fib1(s(0), s(0)))
fib1(X, Y) -> cons(X, nfib1(Y, nadd(X, Y)))
fib1(X1, X2) -> nfib1(X1, X2)
add(0, X) -> X
add(s(X), Y) -> s(add(X, Y))
add(X1, X2) -> nadd(X1, X2)
sel(0, cons(X, XS)) -> X
sel(s(N), cons(X, XS)) -> sel(N, activate(XS))
activate(nfib1(X1, X2)) -> fib1(activate(X1), activate(X2))
activate(nadd(X1, X2)) -> add(activate(X1), activate(X2))
activate(X) -> X
R
↳DPs
→DP Problem 1
↳AFS
→DP Problem 2
↳AFS
→DP Problem 3
↳Argument Filtering and Ordering
SEL(s(N), cons(X, XS)) -> SEL(N, activate(XS))
fib(N) -> sel(N, fib1(s(0), s(0)))
fib1(X, Y) -> cons(X, nfib1(Y, nadd(X, Y)))
fib1(X1, X2) -> nfib1(X1, X2)
add(0, X) -> X
add(s(X), Y) -> s(add(X, Y))
add(X1, X2) -> nadd(X1, X2)
sel(0, cons(X, XS)) -> X
sel(s(N), cons(X, XS)) -> sel(N, activate(XS))
activate(nfib1(X1, X2)) -> fib1(activate(X1), activate(X2))
activate(nadd(X1, X2)) -> add(activate(X1), activate(X2))
activate(X) -> X
SEL(s(N), cons(X, XS)) -> SEL(N, activate(XS))
activate(nfib1(X1, X2)) -> fib1(activate(X1), activate(X2))
activate(nadd(X1, X2)) -> add(activate(X1), activate(X2))
activate(X) -> X
fib1(X, Y) -> cons(X, nfib1(Y, nadd(X, Y)))
fib1(X1, X2) -> nfib1(X1, X2)
add(0, X) -> X
add(s(X), Y) -> s(add(X, Y))
add(X1, X2) -> nadd(X1, X2)
SEL > activate > fib1 > {add, nadd} > s
SEL > activate > fib1 > cons
SEL > activate > fib1 > nfib1
SEL(x1, x2) -> SEL(x1, x2)
s(x1) -> s(x1)
cons(x1, x2) -> cons(x1, x2)
activate(x1) -> activate(x1)
nfib1(x1, x2) -> nfib1(x1, x2)
fib1(x1, x2) -> fib1(x1, x2)
nadd(x1, x2) -> nadd(x1, x2)
add(x1, x2) -> add(x1, x2)
R
↳DPs
→DP Problem 1
↳AFS
→DP Problem 2
↳AFS
→DP Problem 3
↳AFS
→DP Problem 6
↳Dependency Graph
fib(N) -> sel(N, fib1(s(0), s(0)))
fib1(X, Y) -> cons(X, nfib1(Y, nadd(X, Y)))
fib1(X1, X2) -> nfib1(X1, X2)
add(0, X) -> X
add(s(X), Y) -> s(add(X, Y))
add(X1, X2) -> nadd(X1, X2)
sel(0, cons(X, XS)) -> X
sel(s(N), cons(X, XS)) -> sel(N, activate(XS))
activate(nfib1(X1, X2)) -> fib1(activate(X1), activate(X2))
activate(nadd(X1, X2)) -> add(activate(X1), activate(X2))
activate(X) -> X