TSTP Solution File: SYN084+1 by Vampire---4.8

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Vampire---4.8
% Problem  : SYN084+1 : TPTP v8.1.2. Released v2.0.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : vampire --input_syntax tptp --proof tptp --output_axiom_names on --mode portfolio --schedule file --schedule_file /export/starexec/sandbox2/solver/bin/quickGreedyProduceRating_steal_pow3.txt --cores 8 -m 12000 -t %d %s

% Computer : n021.cluster.edu
% Model    : x86_64 x86_64
% CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 2.10GHz
% Memory   : 8042.1875MB
% OS       : Linux 3.10.0-693.el7.x86_64
% CPULimit : 300s
% WCLimit  : 300s
% DateTime : Wed May  1 04:33:16 EDT 2024

% Result   : Theorem 0.56s 0.75s
% Output   : Refutation 0.56s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   15
%            Number of leaves      :   13
% Syntax   : Number of formulae    :   79 (   2 unt;   0 def)
%            Number of atoms       :  315 (   0 equ)
%            Maximal formula atoms :   10 (   3 avg)
%            Number of connectives :  378 ( 142   ~; 164   |;  51   &)
%                                         (  12 <=>;   6  =>;   0  <=;   3 <~>)
%            Maximal formula depth :    8 (   4 avg)
%            Maximal term depth    :    3 (   2 avg)
%            Number of predicates  :   12 (  11 usr;  10 prp; 0-1 aty)
%            Number of functors    :    4 (   4 usr;   3 con; 0-1 aty)
%            Number of variables   :   45 (  39   !;   6   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f99,plain,
    $false,
    inference(avatar_sat_refutation,[],[f42,f51,f58,f62,f74,f78,f81,f89,f91,f98]) ).

fof(f98,plain,
    ( ~ spl4_1
    | spl4_2
    | spl4_3 ),
    inference(avatar_contradiction_clause,[],[f97]) ).

fof(f97,plain,
    ( $false
    | ~ spl4_1
    | spl4_2
    | spl4_3 ),
    inference(subsumption_resolution,[],[f96,f94]) ).

fof(f94,plain,
    ( ~ big_p(sK3)
    | spl4_3 ),
    inference(resolution,[],[f46,f26]) ).

fof(f26,plain,
    ! [X0] :
      ( sP0(X0)
      | ~ big_p(X0) ),
    inference(cnf_transformation,[],[f14]) ).

fof(f14,plain,
    ! [X0] :
      ( ( sP0(X0)
        | ( ~ big_p(f(f(X0)))
          & ~ big_p(X0)
          & big_p(a) ) )
      & ( big_p(f(f(X0)))
        | big_p(X0)
        | ~ big_p(a)
        | ~ sP0(X0) ) ),
    inference(rectify,[],[f13]) ).

fof(f13,plain,
    ! [X1] :
      ( ( sP0(X1)
        | ( ~ big_p(f(f(X1)))
          & ~ big_p(X1)
          & big_p(a) ) )
      & ( big_p(f(f(X1)))
        | big_p(X1)
        | ~ big_p(a)
        | ~ sP0(X1) ) ),
    inference(flattening,[],[f12]) ).

fof(f12,plain,
    ! [X1] :
      ( ( sP0(X1)
        | ( ~ big_p(f(f(X1)))
          & ~ big_p(X1)
          & big_p(a) ) )
      & ( big_p(f(f(X1)))
        | big_p(X1)
        | ~ big_p(a)
        | ~ sP0(X1) ) ),
    inference(nnf_transformation,[],[f5]) ).

fof(f5,plain,
    ! [X1] :
      ( sP0(X1)
    <=> ( big_p(f(f(X1)))
        | big_p(X1)
        | ~ big_p(a) ) ),
    introduced(predicate_definition_introduction,[new_symbols(naming,[sP0])]) ).

fof(f46,plain,
    ( ~ sP0(sK3)
    | spl4_3 ),
    inference(avatar_component_clause,[],[f44]) ).

fof(f44,plain,
    ( spl4_3
  <=> sP0(sK3) ),
    introduced(avatar_definition,[new_symbols(naming,[spl4_3])]) ).

fof(f96,plain,
    ( big_p(sK3)
    | ~ spl4_1
    | spl4_2 ),
    inference(resolution,[],[f92,f41]) ).

fof(f41,plain,
    ( ~ big_p(f(f(sK3)))
    | spl4_2 ),
    inference(avatar_component_clause,[],[f39]) ).

fof(f39,plain,
    ( spl4_2
  <=> big_p(f(f(sK3))) ),
    introduced(avatar_definition,[new_symbols(naming,[spl4_2])]) ).

fof(f92,plain,
    ( ! [X0] :
        ( big_p(f(f(X0)))
        | big_p(X0) )
    | ~ spl4_1 ),
    inference(subsumption_resolution,[],[f84,f53]) ).

fof(f53,plain,
    big_p(a),
    inference(subsumption_resolution,[],[f52,f25]) ).

fof(f25,plain,
    ! [X0] :
      ( sP0(X0)
      | big_p(a) ),
    inference(cnf_transformation,[],[f14]) ).

fof(f52,plain,
    ( big_p(a)
    | ~ sP0(sK3) ),
    inference(subsumption_resolution,[],[f30,f21]) ).

fof(f21,plain,
    ( sP1
    | big_p(a) ),
    inference(cnf_transformation,[],[f11]) ).

fof(f11,plain,
    ( ( sP1
      | ( ~ big_p(f(f(sK2)))
        & ( big_p(f(sK2))
          | ~ big_p(sK2) )
        & big_p(a) ) )
    & ( ! [X1] :
          ( big_p(f(f(X1)))
          | ( ~ big_p(f(X1))
            & big_p(X1) )
          | ~ big_p(a) )
      | ~ sP1 ) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK2])],[f9,f10]) ).

fof(f10,plain,
    ( ? [X0] :
        ( ~ big_p(f(f(X0)))
        & ( big_p(f(X0))
          | ~ big_p(X0) )
        & big_p(a) )
   => ( ~ big_p(f(f(sK2)))
      & ( big_p(f(sK2))
        | ~ big_p(sK2) )
      & big_p(a) ) ),
    introduced(choice_axiom,[]) ).

fof(f9,plain,
    ( ( sP1
      | ? [X0] :
          ( ~ big_p(f(f(X0)))
          & ( big_p(f(X0))
            | ~ big_p(X0) )
          & big_p(a) ) )
    & ( ! [X1] :
          ( big_p(f(f(X1)))
          | ( ~ big_p(f(X1))
            & big_p(X1) )
          | ~ big_p(a) )
      | ~ sP1 ) ),
    inference(rectify,[],[f8]) ).

fof(f8,plain,
    ( ( sP1
      | ? [X0] :
          ( ~ big_p(f(f(X0)))
          & ( big_p(f(X0))
            | ~ big_p(X0) )
          & big_p(a) ) )
    & ( ! [X0] :
          ( big_p(f(f(X0)))
          | ( ~ big_p(f(X0))
            & big_p(X0) )
          | ~ big_p(a) )
      | ~ sP1 ) ),
    inference(nnf_transformation,[],[f6]) ).

fof(f6,plain,
    ( sP1
  <=> ! [X0] :
        ( big_p(f(f(X0)))
        | ( ~ big_p(f(X0))
          & big_p(X0) )
        | ~ big_p(a) ) ),
    introduced(predicate_definition_introduction,[new_symbols(naming,[sP1])]) ).

fof(f30,plain,
    ( big_p(a)
    | ~ sP0(sK3)
    | ~ sP1 ),
    inference(cnf_transformation,[],[f18]) ).

fof(f18,plain,
    ( ( ( ~ big_p(f(f(sK3)))
        & big_p(f(sK3))
        & big_p(a) )
      | ~ sP0(sK3)
      | ~ sP1 )
    & ( ! [X1] :
          ( ( big_p(f(f(X1)))
            | ~ big_p(f(X1))
            | ~ big_p(a) )
          & sP0(X1) )
      | sP1 ) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK3])],[f16,f17]) ).

fof(f17,plain,
    ( ? [X0] :
        ( ( ~ big_p(f(f(X0)))
          & big_p(f(X0))
          & big_p(a) )
        | ~ sP0(X0) )
   => ( ( ~ big_p(f(f(sK3)))
        & big_p(f(sK3))
        & big_p(a) )
      | ~ sP0(sK3) ) ),
    introduced(choice_axiom,[]) ).

fof(f16,plain,
    ( ( ? [X0] :
          ( ( ~ big_p(f(f(X0)))
            & big_p(f(X0))
            & big_p(a) )
          | ~ sP0(X0) )
      | ~ sP1 )
    & ( ! [X1] :
          ( ( big_p(f(f(X1)))
            | ~ big_p(f(X1))
            | ~ big_p(a) )
          & sP0(X1) )
      | sP1 ) ),
    inference(rectify,[],[f15]) ).

fof(f15,plain,
    ( ( ? [X1] :
          ( ( ~ big_p(f(f(X1)))
            & big_p(f(X1))
            & big_p(a) )
          | ~ sP0(X1) )
      | ~ sP1 )
    & ( ! [X1] :
          ( ( big_p(f(f(X1)))
            | ~ big_p(f(X1))
            | ~ big_p(a) )
          & sP0(X1) )
      | sP1 ) ),
    inference(nnf_transformation,[],[f7]) ).

fof(f7,plain,
    ( sP1
  <~> ! [X1] :
        ( ( big_p(f(f(X1)))
          | ~ big_p(f(X1))
          | ~ big_p(a) )
        & sP0(X1) ) ),
    inference(definition_folding,[],[f4,f6,f5]) ).

fof(f4,plain,
    ( ! [X0] :
        ( big_p(f(f(X0)))
        | ( ~ big_p(f(X0))
          & big_p(X0) )
        | ~ big_p(a) )
  <~> ! [X1] :
        ( ( big_p(f(f(X1)))
          | ~ big_p(f(X1))
          | ~ big_p(a) )
        & ( big_p(f(f(X1)))
          | big_p(X1)
          | ~ big_p(a) ) ) ),
    inference(flattening,[],[f3]) ).

fof(f3,plain,
    ( ! [X0] :
        ( big_p(f(f(X0)))
        | ( ~ big_p(f(X0))
          & big_p(X0) )
        | ~ big_p(a) )
  <~> ! [X1] :
        ( ( big_p(f(f(X1)))
          | ~ big_p(f(X1))
          | ~ big_p(a) )
        & ( big_p(f(f(X1)))
          | big_p(X1)
          | ~ big_p(a) ) ) ),
    inference(ennf_transformation,[],[f2]) ).

fof(f2,negated_conjecture,
    ~ ( ! [X0] :
          ( ( ( big_p(X0)
             => big_p(f(X0)) )
            & big_p(a) )
         => big_p(f(f(X0))) )
    <=> ! [X1] :
          ( ( big_p(f(f(X1)))
            | ~ big_p(f(X1))
            | ~ big_p(a) )
          & ( big_p(f(f(X1)))
            | big_p(X1)
            | ~ big_p(a) ) ) ),
    inference(negated_conjecture,[],[f1]) ).

fof(f1,conjecture,
    ( ! [X0] :
        ( ( ( big_p(X0)
           => big_p(f(X0)) )
          & big_p(a) )
       => big_p(f(f(X0))) )
  <=> ! [X1] :
        ( ( big_p(f(f(X1)))
          | ~ big_p(f(X1))
          | ~ big_p(a) )
        & ( big_p(f(f(X1)))
          | big_p(X1)
          | ~ big_p(a) ) ) ),
    file('/export/starexec/sandbox2/tmp/tmp.LGkUwPBTkF/Vampire---4.8_2652',pel62) ).

fof(f84,plain,
    ( ! [X0] :
        ( big_p(X0)
        | ~ big_p(a)
        | big_p(f(f(X0))) )
    | ~ spl4_1 ),
    inference(resolution,[],[f36,f19]) ).

fof(f19,plain,
    ! [X1] :
      ( ~ sP1
      | big_p(X1)
      | ~ big_p(a)
      | big_p(f(f(X1))) ),
    inference(cnf_transformation,[],[f11]) ).

fof(f36,plain,
    ( sP1
    | ~ spl4_1 ),
    inference(avatar_component_clause,[],[f35]) ).

fof(f35,plain,
    ( spl4_1
  <=> sP1 ),
    introduced(avatar_definition,[new_symbols(naming,[spl4_1])]) ).

fof(f91,plain,
    ( spl4_5
    | ~ spl4_1 ),
    inference(avatar_split_clause,[],[f90,f35,f56]) ).

fof(f56,plain,
    ( spl4_5
  <=> ! [X1] :
        ( big_p(f(f(X1)))
        | ~ big_p(f(X1)) ) ),
    introduced(avatar_definition,[new_symbols(naming,[spl4_5])]) ).

fof(f90,plain,
    ( ! [X0] :
        ( ~ big_p(f(X0))
        | big_p(f(f(X0))) )
    | ~ spl4_1 ),
    inference(subsumption_resolution,[],[f85,f53]) ).

fof(f85,plain,
    ( ! [X0] :
        ( ~ big_p(f(X0))
        | ~ big_p(a)
        | big_p(f(f(X0))) )
    | ~ spl4_1 ),
    inference(resolution,[],[f36,f20]) ).

fof(f20,plain,
    ! [X1] :
      ( ~ sP1
      | ~ big_p(f(X1))
      | ~ big_p(a)
      | big_p(f(f(X1))) ),
    inference(cnf_transformation,[],[f11]) ).

fof(f89,plain,
    ( spl4_2
    | ~ spl4_4
    | ~ spl4_5 ),
    inference(avatar_contradiction_clause,[],[f88]) ).

fof(f88,plain,
    ( $false
    | spl4_2
    | ~ spl4_4
    | ~ spl4_5 ),
    inference(subsumption_resolution,[],[f87,f50]) ).

fof(f50,plain,
    ( big_p(f(sK3))
    | ~ spl4_4 ),
    inference(avatar_component_clause,[],[f48]) ).

fof(f48,plain,
    ( spl4_4
  <=> big_p(f(sK3)) ),
    introduced(avatar_definition,[new_symbols(naming,[spl4_4])]) ).

fof(f87,plain,
    ( ~ big_p(f(sK3))
    | spl4_2
    | ~ spl4_5 ),
    inference(resolution,[],[f41,f57]) ).

fof(f57,plain,
    ( ! [X1] :
        ( big_p(f(f(X1)))
        | ~ big_p(f(X1)) )
    | ~ spl4_5 ),
    inference(avatar_component_clause,[],[f56]) ).

fof(f81,plain,
    ( spl4_1
    | ~ spl4_6
    | spl4_7 ),
    inference(avatar_contradiction_clause,[],[f80]) ).

fof(f80,plain,
    ( $false
    | spl4_1
    | ~ spl4_6
    | spl4_7 ),
    inference(subsumption_resolution,[],[f79,f69]) ).

fof(f69,plain,
    ( ~ big_p(sK2)
    | spl4_7 ),
    inference(avatar_component_clause,[],[f67]) ).

fof(f67,plain,
    ( spl4_7
  <=> big_p(sK2) ),
    introduced(avatar_definition,[new_symbols(naming,[spl4_7])]) ).

fof(f79,plain,
    ( big_p(sK2)
    | spl4_1
    | ~ spl4_6 ),
    inference(resolution,[],[f76,f65]) ).

fof(f65,plain,
    ( ~ big_p(f(f(sK2)))
    | spl4_1 ),
    inference(resolution,[],[f37,f23]) ).

fof(f23,plain,
    ( sP1
    | ~ big_p(f(f(sK2))) ),
    inference(cnf_transformation,[],[f11]) ).

fof(f37,plain,
    ( ~ sP1
    | spl4_1 ),
    inference(avatar_component_clause,[],[f35]) ).

fof(f76,plain,
    ( ! [X0] :
        ( big_p(f(f(X0)))
        | big_p(X0) )
    | ~ spl4_6 ),
    inference(subsumption_resolution,[],[f75,f53]) ).

fof(f75,plain,
    ( ! [X0] :
        ( big_p(X0)
        | ~ big_p(a)
        | big_p(f(f(X0))) )
    | ~ spl4_6 ),
    inference(resolution,[],[f61,f24]) ).

fof(f24,plain,
    ! [X0] :
      ( ~ sP0(X0)
      | big_p(X0)
      | ~ big_p(a)
      | big_p(f(f(X0))) ),
    inference(cnf_transformation,[],[f14]) ).

fof(f61,plain,
    ( ! [X1] : sP0(X1)
    | ~ spl4_6 ),
    inference(avatar_component_clause,[],[f60]) ).

fof(f60,plain,
    ( spl4_6
  <=> ! [X1] : sP0(X1) ),
    introduced(avatar_definition,[new_symbols(naming,[spl4_6])]) ).

fof(f78,plain,
    ( ~ spl4_8
    | spl4_1
    | ~ spl4_5 ),
    inference(avatar_split_clause,[],[f77,f56,f35,f71]) ).

fof(f71,plain,
    ( spl4_8
  <=> big_p(f(sK2)) ),
    introduced(avatar_definition,[new_symbols(naming,[spl4_8])]) ).

fof(f77,plain,
    ( ~ big_p(f(sK2))
    | spl4_1
    | ~ spl4_5 ),
    inference(resolution,[],[f65,f57]) ).

fof(f74,plain,
    ( ~ spl4_7
    | spl4_8
    | spl4_1 ),
    inference(avatar_split_clause,[],[f64,f35,f71,f67]) ).

fof(f64,plain,
    ( big_p(f(sK2))
    | ~ big_p(sK2)
    | spl4_1 ),
    inference(resolution,[],[f37,f22]) ).

fof(f22,plain,
    ( sP1
    | big_p(f(sK2))
    | ~ big_p(sK2) ),
    inference(cnf_transformation,[],[f11]) ).

fof(f62,plain,
    ( spl4_1
    | spl4_6 ),
    inference(avatar_split_clause,[],[f28,f60,f35]) ).

fof(f28,plain,
    ! [X1] :
      ( sP0(X1)
      | sP1 ),
    inference(cnf_transformation,[],[f18]) ).

fof(f58,plain,
    ( spl4_1
    | spl4_5 ),
    inference(avatar_split_clause,[],[f54,f56,f35]) ).

fof(f54,plain,
    ! [X1] :
      ( big_p(f(f(X1)))
      | ~ big_p(f(X1))
      | sP1 ),
    inference(subsumption_resolution,[],[f29,f53]) ).

fof(f29,plain,
    ! [X1] :
      ( big_p(f(f(X1)))
      | ~ big_p(f(X1))
      | ~ big_p(a)
      | sP1 ),
    inference(cnf_transformation,[],[f18]) ).

fof(f51,plain,
    ( ~ spl4_1
    | ~ spl4_3
    | spl4_4 ),
    inference(avatar_split_clause,[],[f31,f48,f44,f35]) ).

fof(f31,plain,
    ( big_p(f(sK3))
    | ~ sP0(sK3)
    | ~ sP1 ),
    inference(cnf_transformation,[],[f18]) ).

fof(f42,plain,
    ( ~ spl4_1
    | ~ spl4_2 ),
    inference(avatar_split_clause,[],[f33,f39,f35]) ).

fof(f33,plain,
    ( ~ big_p(f(f(sK3)))
    | ~ sP1 ),
    inference(subsumption_resolution,[],[f32,f27]) ).

fof(f27,plain,
    ! [X0] :
      ( sP0(X0)
      | ~ big_p(f(f(X0))) ),
    inference(cnf_transformation,[],[f14]) ).

fof(f32,plain,
    ( ~ big_p(f(f(sK3)))
    | ~ sP0(sK3)
    | ~ sP1 ),
    inference(cnf_transformation,[],[f18]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.14  % Problem    : SYN084+1 : TPTP v8.1.2. Released v2.0.0.
% 0.07/0.15  % Command    : vampire --input_syntax tptp --proof tptp --output_axiom_names on --mode portfolio --schedule file --schedule_file /export/starexec/sandbox2/solver/bin/quickGreedyProduceRating_steal_pow3.txt --cores 8 -m 12000 -t %d %s
% 0.16/0.36  % Computer : n021.cluster.edu
% 0.16/0.36  % Model    : x86_64 x86_64
% 0.16/0.36  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.16/0.36  % Memory   : 8042.1875MB
% 0.16/0.36  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.16/0.36  % CPULimit   : 300
% 0.16/0.36  % WCLimit    : 300
% 0.16/0.36  % DateTime   : Tue Apr 30 17:26:11 EDT 2024
% 0.16/0.37  % CPUTime    : 
% 0.16/0.37  This is a FOF_THM_RFO_NEQ problem
% 0.16/0.37  Running vampire --input_syntax tptp --proof tptp --output_axiom_names on --mode portfolio --schedule file --schedule_file /export/starexec/sandbox2/solver/bin/quickGreedyProduceRating_steal_pow3.txt --cores 8 -m 12000 -t 300 /export/starexec/sandbox2/tmp/tmp.LGkUwPBTkF/Vampire---4.8_2652
% 0.56/0.74  % (2868)lrs+21_1:5_sil=2000:sos=on:urr=on:newcnf=on:slsq=on:i=83:slsql=off:bd=off:nm=2:ss=axioms:st=1.5:sp=const_min:gsp=on:rawr=on_0 on Vampire---4 for (2996ds/83Mi)
% 0.56/0.74  % (2869)lrs-21_1:1_to=lpo:sil=2000:sp=frequency:sos=on:lma=on:i=56:sd=2:ss=axioms:ep=R_0 on Vampire---4 for (2996ds/56Mi)
% 0.56/0.75  % (2862)dis-1011_2:1_sil=2000:lsd=20:nwc=5.0:flr=on:mep=off:st=3.0:i=34:sd=1:ep=RS:ss=axioms_0 on Vampire---4 for (2996ds/34Mi)
% 0.56/0.75  % (2864)lrs+1011_1:1_sil=8000:sp=occurrence:nwc=10.0:i=78:ss=axioms:sgt=8_0 on Vampire---4 for (2996ds/78Mi)
% 0.56/0.75  % (2869)First to succeed.
% 0.56/0.75  % (2865)ott+1011_1:1_sil=2000:urr=on:i=33:sd=1:kws=inv_frequency:ss=axioms:sup=off_0 on Vampire---4 for (2996ds/33Mi)
% 0.56/0.75  % (2866)lrs+2_1:1_sil=16000:fde=none:sos=all:nwc=5.0:i=34:ep=RS:s2pl=on:lma=on:afp=100000_0 on Vampire---4 for (2996ds/34Mi)
% 0.56/0.75  % (2867)lrs+1002_1:16_to=lpo:sil=32000:sp=unary_frequency:sos=on:i=45:bd=off:ss=axioms_0 on Vampire---4 for (2996ds/45Mi)
% 0.56/0.75  % (2863)lrs+1011_461:32768_sil=16000:irw=on:sp=frequency:lsd=20:fd=preordered:nwc=10.0:s2agt=32:alpa=false:cond=fast:s2a=on:i=51:s2at=3.0:awrs=decay:awrsf=691:bd=off:nm=20:fsr=off:amm=sco:uhcvi=on:rawr=on_0 on Vampire---4 for (2996ds/51Mi)
% 0.56/0.75  % (2868)Also succeeded, but the first one will report.
% 0.56/0.75  % (2869)Refutation found. Thanks to Tanya!
% 0.56/0.75  % SZS status Theorem for Vampire---4
% 0.56/0.75  % SZS output start Proof for Vampire---4
% See solution above
% 0.56/0.75  % (2869)------------------------------
% 0.56/0.75  % (2869)Version: Vampire 4.8 (commit 8e9376e55 on 2024-01-18 13:49:33 +0100)
% 0.56/0.75  % (2869)Termination reason: Refutation
% 0.56/0.75  
% 0.56/0.75  % (2869)Memory used [KB]: 999
% 0.56/0.75  % (2869)Time elapsed: 0.003 s
% 0.56/0.75  % (2869)Instructions burned: 5 (million)
% 0.56/0.75  % (2869)------------------------------
% 0.56/0.75  % (2869)------------------------------
% 0.56/0.75  % (2829)Success in time 0.373 s
% 0.56/0.75  % Vampire---4.8 exiting
%------------------------------------------------------------------------------