Tool CaT
stdout:
MAYBE
Problem:
gcd(x,y) -> gcd2(x,y,0())
gcd2(x,y,i) -> if1(le(x,0()),le(y,0()),le(x,y),le(y,x),x,y,inc(i))
if1(true(),b1,b2,b3,x,y,i) -> pair(result(y),neededIterations(i))
if1(false(),b1,b2,b3,x,y,i) -> if2(b1,b2,b3,x,y,i)
if2(true(),b2,b3,x,y,i) -> pair(result(x),neededIterations(i))
if2(false(),b2,b3,x,y,i) -> if3(b2,b3,x,y,i)
if3(false(),b3,x,y,i) -> gcd2(minus(x,y),y,i)
if3(true(),b3,x,y,i) -> if4(b3,x,y,i)
if4(false(),x,y,i) -> gcd2(x,minus(y,x),i)
if4(true(),x,y,i) -> pair(result(x),neededIterations(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)
a() -> b()
a() -> c()
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:
{ gcd(x, y) -> gcd2(x, y, 0())
, gcd2(x, y, i) ->
if1(le(x, 0()), le(y, 0()), le(x, y), le(y, x), x, y, inc(i))
, if1(true(), b1, b2, b3, x, y, i) ->
pair(result(y), neededIterations(i))
, if1(false(), b1, b2, b3, x, y, i) -> if2(b1, b2, b3, x, y, i)
, if2(true(), b2, b3, x, y, i) ->
pair(result(x), neededIterations(i))
, if2(false(), b2, b3, x, y, i) -> if3(b2, b3, x, y, i)
, if3(false(), b3, x, y, i) -> gcd2(minus(x, y), y, i)
, if3(true(), b3, x, y, i) -> if4(b3, x, y, i)
, if4(false(), x, y, i) -> gcd2(x, minus(y, x), i)
, if4(true(), x, y, i) -> pair(result(x), neededIterations(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)
, a() -> b()
, a() -> c()}
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:
{ gcd(x, y) -> gcd2(x, y, 0())
, gcd2(x, y, i) ->
if1(le(x, 0()), le(y, 0()), le(x, y), le(y, x), x, y, inc(i))
, if1(true(), b1, b2, b3, x, y, i) ->
pair(result(y), neededIterations(i))
, if1(false(), b1, b2, b3, x, y, i) -> if2(b1, b2, b3, x, y, i)
, if2(true(), b2, b3, x, y, i) ->
pair(result(x), neededIterations(i))
, if2(false(), b2, b3, x, y, i) -> if3(b2, b3, x, y, i)
, if3(false(), b3, x, y, i) -> gcd2(minus(x, y), y, i)
, if3(true(), b3, x, y, i) -> if4(b3, x, y, i)
, if4(false(), x, y, i) -> gcd2(x, minus(y, x), i)
, if4(true(), x, y, i) -> pair(result(x), neededIterations(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)
, a() -> b()
, a() -> c()}
Proof Output:
Computation stopped due to timeout after 60.0 seconds