Problem AG01 3.53a

interpretations

Execution Time (secs)
-
Answer
YES(?,O(n^1))
InputAG01 3.53a
YES(?,O(n^1))

We are left with following problem, upon which TcT provides the
certificate YES(?,O(n^1)).

Strict Trs:
  { g(x, y) -> x
  , g(x, y) -> y
  , f(s(x), y, y) -> f(y, x, s(x)) }
Obligation:
  innermost runtime complexity
Answer:
  YES(?,O(n^1))

The following argument positions are usable:
  Uargs(g) = {}, Uargs(f) = {}, Uargs(s) = {}

TcT has computed following constructor-based matrix interpretation
satisfying not(EDA).

      [g](x1, x2) = [2] x1 + [2] x2 + [2]
                                         
  [f](x1, x2, x3) = [1] x1 + [1] x2 + [1]
                                         
          [s](x1) = [1] x1 + [2]

This order satisfies following ordering constraints

        [g(x, y)] = [2] x + [2] y + [2]
                  > [1] x + [0]        
                  = [x]                
                                       
        [g(x, y)] = [2] x + [2] y + [2]
                  > [1] y + [0]        
                  = [y]                
                                       
  [f(s(x), y, y)] = [1] x + [1] y + [3]
                  > [1] x + [1] y + [1]
                  = [f(y, x, s(x))]    
                                       

Hurray, we answered YES(?,O(n^1))

lmpo

Execution Time (secs)
-
Answer
MAYBE
InputAG01 3.53a
MAYBE

We are left with following problem, upon which TcT provides the
certificate MAYBE.

Strict Trs:
  { g(x, y) -> x
  , g(x, y) -> y
  , f(s(x), y, y) -> f(y, x, s(x)) }
Obligation:
  innermost runtime complexity
Answer:
  MAYBE

The input cannot be shown compatible

Arrrr..

mpo

Execution Time (secs)
-
Answer
MAYBE
InputAG01 3.53a
MAYBE

We are left with following problem, upon which TcT provides the
certificate MAYBE.

Strict Trs:
  { g(x, y) -> x
  , g(x, y) -> y
  , f(s(x), y, y) -> f(y, x, s(x)) }
Obligation:
  innermost runtime complexity
Answer:
  MAYBE

The input cannot be shown compatible

Arrrr..

popstar

Execution Time (secs)
0.109
Answer
MAYBE
InputAG01 3.53a
MAYBE

We are left with following problem, upon which TcT provides the
certificate MAYBE.

Strict Trs:
  { g(x, y) -> x
  , g(x, y) -> y
  , f(s(x), y, y) -> f(y, x, s(x)) }
Obligation:
  innermost runtime complexity
Answer:
  MAYBE

The input cannot be shown compatible

Arrrr..

popstar-ps

Execution Time (secs)
0.105
Answer
YES(?,POLY)
InputAG01 3.53a
YES(?,POLY)

We are left with following problem, upon which TcT provides the
certificate YES(?,POLY).

Strict Trs:
  { g(x, y) -> x
  , g(x, y) -> y
  , f(s(x), y, y) -> f(y, x, s(x)) }
Obligation:
  innermost runtime complexity
Answer:
  YES(?,POLY)

The input was oriented with the instance of 'Polynomial Path Order
(PS)' as induced by the safe mapping

 safe(g) = {}, safe(f) = {3}, safe(s) = {1}

and precedence

 empty .

Following symbols are considered recursive:

 {f}

The recursion depth is 1.

For your convenience, here are the oriented rules in predicative
notation, possibly applying argument filtering:

 Strict DPs: 
 Weak DPs  : 
 Strict Trs:
   { g(x,  y;) -> x
   , g(x,  y;) -> y
   , f(s(; x),  y; y) -> f(y,  x; s(; x)) }
 Weak Trs  : 

Hurray, we answered YES(?,POLY)