Tool CaT
stdout:
MAYBE
Problem:
div(x,y) -> div2(x,y,0())
div2(x,y,i) -> if1(le(y,0()),le(y,x),x,y,plus(i,0()),inc(i))
if1(true(),b,x,y,i,j) -> divZeroError()
if1(false(),b,x,y,i,j) -> if2(b,x,y,i,j)
if2(true(),x,y,i,j) -> div2(minus(x,y),y,j)
if2(false(),x,y,i,j) -> i
inc(0()) -> 0()
inc(s(i)) -> s(inc(i))
le(s(x),0()) -> false()
le(0(),y) -> true()
le(s(x),s(y)) -> le(x,y)
minus(x,0()) -> x
minus(0(),y) -> 0()
minus(s(x),s(y)) -> minus(x,y)
plus(x,y) -> plusIter(x,y,0())
plusIter(x,y,z) -> ifPlus(le(x,z),x,y,z)
ifPlus(true(),x,y,z) -> y
ifPlus(false(),x,y,z) -> plusIter(x,s(y),s(z))
a() -> c()
a() -> d()
Proof:
OpenTool IRC1
stdout:
MAYBE
Tool IRC2
stdout:
TIMEOUT
'Fastest (timeout of 60.0 seconds)'
-----------------------------------
Answer: TIMEOUT
Input Problem: innermost runtime-complexity with respect to
Rules:
{ div(x, y) -> div2(x, y, 0())
, div2(x, y, i) ->
if1(le(y, 0()), le(y, x), x, y, plus(i, 0()), inc(i))
, if1(true(), b, x, y, i, j) -> divZeroError()
, if1(false(), b, x, y, i, j) -> if2(b, x, y, i, j)
, if2(true(), x, y, i, j) -> div2(minus(x, y), y, j)
, if2(false(), x, y, i, j) -> i
, inc(0()) -> 0()
, inc(s(i)) -> s(inc(i))
, le(s(x), 0()) -> false()
, le(0(), y) -> true()
, le(s(x), s(y)) -> le(x, y)
, minus(x, 0()) -> x
, minus(0(), y) -> 0()
, minus(s(x), s(y)) -> minus(x, y)
, plus(x, y) -> plusIter(x, y, 0())
, plusIter(x, y, z) -> ifPlus(le(x, z), x, y, z)
, ifPlus(true(), x, y, z) -> y
, ifPlus(false(), x, y, z) -> plusIter(x, s(y), s(z))
, a() -> c()
, a() -> d()}
Proof Output:
Computation stopped due to timeout after 60.0 secondsTool RC1
stdout:
MAYBE
Tool RC2
stdout:
TIMEOUT
'Fastest (timeout of 60.0 seconds)'
-----------------------------------
Answer: TIMEOUT
Input Problem: runtime-complexity with respect to
Rules:
{ div(x, y) -> div2(x, y, 0())
, div2(x, y, i) ->
if1(le(y, 0()), le(y, x), x, y, plus(i, 0()), inc(i))
, if1(true(), b, x, y, i, j) -> divZeroError()
, if1(false(), b, x, y, i, j) -> if2(b, x, y, i, j)
, if2(true(), x, y, i, j) -> div2(minus(x, y), y, j)
, if2(false(), x, y, i, j) -> i
, inc(0()) -> 0()
, inc(s(i)) -> s(inc(i))
, le(s(x), 0()) -> false()
, le(0(), y) -> true()
, le(s(x), s(y)) -> le(x, y)
, minus(x, 0()) -> x
, minus(0(), y) -> 0()
, minus(s(x), s(y)) -> minus(x, y)
, plus(x, y) -> plusIter(x, y, 0())
, plusIter(x, y, z) -> ifPlus(le(x, z), x, y, z)
, ifPlus(true(), x, y, z) -> y
, ifPlus(false(), x, y, z) -> plusIter(x, s(y), s(z))
, a() -> c()
, a() -> d()}
Proof Output:
Computation stopped due to timeout after 60.0 seconds