Problem Zantema 04 z077

Tool CaT

Execution TimeUnknown
Answer
MAYBE
InputZantema 04 z077

stdout:

MAYBE

Problem:
 f(0(x1)) -> s(0(x1))
 d(0(x1)) -> 0(x1)
 d(s(x1)) -> s(s(d(x1)))
 f(s(x1)) -> d(f(x1))

Proof:
 Complexity Transformation Processor:
  strict:
   f(0(x1)) -> s(0(x1))
   d(0(x1)) -> 0(x1)
   d(s(x1)) -> s(s(d(x1)))
   f(s(x1)) -> d(f(x1))
  weak:
   
  Arctic Interpretation Processor:
   dimension: 1
   interpretation:
    [d](x0) = x0,
    
    [s](x0) = x0,
    
    [f](x0) = 2x0,
    
    [0](x0) = x0
   orientation:
    f(0(x1)) = 2x1 >= x1 = s(0(x1))
    
    d(0(x1)) = x1 >= x1 = 0(x1)
    
    d(s(x1)) = x1 >= x1 = s(s(d(x1)))
    
    f(s(x1)) = 2x1 >= 2x1 = d(f(x1))
   problem:
    strict:
     d(0(x1)) -> 0(x1)
     d(s(x1)) -> s(s(d(x1)))
     f(s(x1)) -> d(f(x1))
    weak:
     f(0(x1)) -> s(0(x1))
   Matrix Interpretation Processor:
    dimension: 1
    max_matrix:
     1
     interpretation:
      [d](x0) = x0 + 75,
      
      [s](x0) = x0 + 131,
      
      [f](x0) = x0 + 131,
      
      [0](x0) = x0 + 20
     orientation:
      d(0(x1)) = x1 + 95 >= x1 + 20 = 0(x1)
      
      d(s(x1)) = x1 + 206 >= x1 + 337 = s(s(d(x1)))
      
      f(s(x1)) = x1 + 262 >= x1 + 206 = d(f(x1))
      
      f(0(x1)) = x1 + 151 >= x1 + 151 = s(0(x1))
     problem:
      strict:
       d(s(x1)) -> s(s(d(x1)))
      weak:
       d(0(x1)) -> 0(x1)
       f(s(x1)) -> d(f(x1))
       f(0(x1)) -> s(0(x1))
     Open
 

Tool IRC1

Execution TimeUnknown
Answer
MAYBE
InputZantema 04 z077

stdout:

MAYBE

Tool IRC2

Execution TimeUnknown
Answer
TIMEOUT
InputZantema 04 z077

stdout:

TIMEOUT

'Fastest (timeout of 60.0 seconds)'
-----------------------------------
Answer:           TIMEOUT
Input Problem:    innermost runtime-complexity with respect to
  Rules:
    {  f(0(x1)) -> s(0(x1))
     , d(0(x1)) -> 0(x1)
     , d(s(x1)) -> s(s(d(x1)))
     , f(s(x1)) -> d(f(x1))}

Proof Output:    
  Computation stopped due to timeout after 60.0 seconds

Tool RC1

Execution TimeUnknown
Answer
MAYBE
InputZantema 04 z077

stdout:

MAYBE

Tool RC2

Execution TimeUnknown
Answer
TIMEOUT
InputZantema 04 z077

stdout:

TIMEOUT

'Fastest (timeout of 60.0 seconds)'
-----------------------------------
Answer:           TIMEOUT
Input Problem:    runtime-complexity with respect to
  Rules:
    {  f(0(x1)) -> s(0(x1))
     , d(0(x1)) -> 0(x1)
     , d(s(x1)) -> s(s(d(x1)))
     , f(s(x1)) -> d(f(x1))}

Proof Output:    
  Computation stopped due to timeout after 60.0 seconds