NO
* Step 1: UnsatPaths NO
    + Considered Problem:
        Rules:
          0. f0(A,B,C,D) -> f3(A,E,C,D)      [A >= 10] (?,1)
          1. f0(A,B,C,D) -> f0(-1 + A,B,A,D) [9 >= A]  (?,1)
          2. f1(A,B,C,D) -> f0(-1,B,C,-1)    [9 >= A]  (?,1)
          3. f2(A,B,C,D) -> f0(0,B,C,D)      True      (1,1)
        Signature:
          {(f0,4);(f1,4);(f2,4);(f3,4)}
        Flow Graph:
          [0->{},1->{0,1},2->{0,1},3->{0,1}]
        
    + Applied Processor:
        UnsatPaths
    + Details:
        We remove following edges from the transition graph: [(1,0),(2,0),(3,0)]
* Step 2: UnreachableRules NO
    + Considered Problem:
        Rules:
          0. f0(A,B,C,D) -> f3(A,E,C,D)      [A >= 10] (?,1)
          1. f0(A,B,C,D) -> f0(-1 + A,B,A,D) [9 >= A]  (?,1)
          2. f1(A,B,C,D) -> f0(-1,B,C,-1)    [9 >= A]  (?,1)
          3. f2(A,B,C,D) -> f0(0,B,C,D)      True      (1,1)
        Signature:
          {(f0,4);(f1,4);(f2,4);(f3,4)}
        Flow Graph:
          [0->{},1->{1},2->{1},3->{1}]
        
    + Applied Processor:
        UnreachableRules
    + Details:
        Following transitions are not reachable from the starting states and are revomed: [0,2]
* Step 3: FromIts NO
    + Considered Problem:
        Rules:
          1. f0(A,B,C,D) -> f0(-1 + A,B,A,D) [9 >= A] (?,1)
          3. f2(A,B,C,D) -> f0(0,B,C,D)      True     (1,1)
        Signature:
          {(f0,4);(f1,4);(f2,4);(f3,4)}
        Flow Graph:
          [1->{1},3->{1}]
        
    + Applied Processor:
        FromIts
    + Details:
        ()
* Step 4: CloseWith NO
    + Considered Problem:
        Rules:
          f0(A,B,C,D) -> f0(-1 + A,B,A,D)  [9 >= A]
          f2(A,B,C,D) -> f0(0,B,C,D)       True
        Signature:
          {(f0,4);(f1,4);(f2,4);(f3,4)}
        Rule Graph:
          [1->{1},3->{1}]
    + Applied Processor:
        CloseWith False
    + Details:
        ()

NO