% Mizar problem: t48_rfunct_1,rfunct_1,810,17 
fof(t48_rfunct_1,conjecture,(
    ! [A] : 
      ( ( v1_relat_1(A)
        & v1_funct_1(A)
        & v1_seq_1(A) )
     => ! [B] : 
          ( ( v1_relat_1(B)
            & v1_funct_1(B)
            & v1_seq_1(B) )
         => ! [C] : 
              ( v1_xreal_0(C)
             => k12_seq_1(k1_rfunct_1(A,B),C) = k1_rfunct_1(k12_seq_1(A,C),B) ) ) ) ),
    inference(mizar_bg_added,[status(thm)],[cc2_xreal_0,commutativity_k5_seq_1,dt_k12_seq_1,dt_k1_rfunct_1,dt_k3_rfunct_1,dt_k5_seq_1,fc1_rfunct_1,fc2_rfunct_1,fc5_seq_1,fc6_seq_1,rc1_funct_1,rc1_seq_1,rc1_xreal_0,t24_rfunct_1,t47_rfunct_1]),
    [file(rfunct_1,t48_rfunct_1)]).

fof(cc2_xreal_0,axiom,(
    ! [A] : 
      ( v1_xreal_0(A)
     => v1_xcmplx_0(A) ) ),
    file(xreal_0,cc2_xreal_0),
    []).

fof(commutativity_k5_seq_1,axiom,(
    ! [A,B] : 
      ( ( v1_relat_1(A)
        & v1_funct_1(A)
        & v1_seq_1(A)
        & v1_relat_1(B)
        & v1_funct_1(B)
        & v1_seq_1(B) )
     => k5_seq_1(A,B) = k5_seq_1(B,A) ) ),
    file(seq_1,k5_seq_1),
    []).

fof(dt_k12_seq_1,axiom,(
    ! [A,B] : 
      ( ( v1_relat_1(A)
        & v1_funct_1(A)
        & v1_seq_1(A)
        & v1_xreal_0(B) )
     => ( v1_relat_1(k12_seq_1(A,B))
        & v1_funct_1(k12_seq_1(A,B)) ) ) ),
    file(seq_1,k12_seq_1),
    []).

fof(dt_k1_rfunct_1,axiom,(
    ! [A,B] : 
      ( ( v1_relat_1(A)
        & v1_funct_1(A)
        & v1_seq_1(A)
        & v1_relat_1(B)
        & v1_funct_1(B)
        & v1_seq_1(B) )
     => ( v1_relat_1(k1_rfunct_1(A,B))
        & v1_funct_1(k1_rfunct_1(A,B)) ) ) ),
    file(rfunct_1,k1_rfunct_1),
    []).

fof(dt_k3_rfunct_1,axiom,(
    ! [A] : 
      ( ( v1_relat_1(A)
        & v1_funct_1(A)
        & v1_seq_1(A) )
     => ( v1_relat_1(k3_rfunct_1(A))
        & v1_funct_1(k3_rfunct_1(A)) ) ) ),
    file(rfunct_1,k3_rfunct_1),
    []).

fof(dt_k5_seq_1,axiom,(
    ! [A,B] : 
      ( ( v1_relat_1(A)
        & v1_funct_1(A)
        & v1_seq_1(A)
        & v1_relat_1(B)
        & v1_funct_1(B)
        & v1_seq_1(B) )
     => ( v1_relat_1(k5_seq_1(A,B))
        & v1_funct_1(k5_seq_1(A,B)) ) ) ),
    file(seq_1,k5_seq_1),
    []).

fof(fc1_rfunct_1,axiom,(
    ! [A,B] : 
      ( ( v1_relat_1(A)
        & v1_funct_1(A)
        & v1_seq_1(A)
        & v1_relat_1(B)
        & v1_funct_1(B)
        & v1_seq_1(B) )
     => ( v1_relat_1(k1_rfunct_1(A,B))
        & v1_funct_1(k1_rfunct_1(A,B))
        & v1_seq_1(k1_rfunct_1(A,B)) ) ) ),
    file(rfunct_1,fc1_rfunct_1),
    []).

fof(fc2_rfunct_1,axiom,(
    ! [A] : 
      ( ( v1_relat_1(A)
        & v1_funct_1(A)
        & v1_seq_1(A) )
     => ( v1_relat_1(k3_rfunct_1(A))
        & v1_funct_1(k3_rfunct_1(A))
        & v1_seq_1(k3_rfunct_1(A)) ) ) ),
    file(rfunct_1,fc2_rfunct_1),
    []).

fof(fc5_seq_1,axiom,(
    ! [A,B] : 
      ( ( v1_relat_1(A)
        & v1_funct_1(A)
        & v1_seq_1(A)
        & v1_relat_1(B)
        & v1_funct_1(B)
        & v1_seq_1(B) )
     => ( v1_relat_1(k5_seq_1(A,B))
        & v1_funct_1(k5_seq_1(A,B))
        & v1_seq_1(k5_seq_1(A,B)) ) ) ),
    file(seq_1,fc5_seq_1),
    []).

fof(fc6_seq_1,axiom,(
    ! [A,B] : 
      ( ( v1_xreal_0(A)
        & v1_relat_1(B)
        & v1_funct_1(B)
        & v1_seq_1(B) )
     => ( v1_relat_1(k12_seq_1(B,A))
        & v1_funct_1(k12_seq_1(B,A))
        & v1_seq_1(k12_seq_1(B,A)) ) ) ),
    file(seq_1,fc6_seq_1),
    []).

fof(rc1_funct_1,axiom,(
    ? [A] : 
      ( v1_relat_1(A)
      & v1_funct_1(A) ) ),
    file(funct_1,rc1_funct_1),
    []).

fof(rc1_seq_1,axiom,(
    ? [A] : 
      ( v1_relat_1(A)
      & v1_funct_1(A)
      & v1_seq_1(A) ) ),
    file(seq_1,rc1_seq_1),
    []).

fof(rc1_xreal_0,axiom,(
    ? [A] : 
      ( v1_xcmplx_0(A)
      & v1_xreal_0(A) ) ),
    file(xreal_0,rc1_xreal_0),
    []).

fof(t24_rfunct_1,axiom,(
    ! [A] : 
      ( ( v1_relat_1(A)
        & v1_funct_1(A)
        & v1_seq_1(A) )
     => ! [B] : 
          ( ( v1_relat_1(B)
            & v1_funct_1(B)
            & v1_seq_1(B) )
         => ! [C] : 
              ( v1_xreal_0(C)
             => k12_seq_1(k5_seq_1(A,B),C) = k5_seq_1(k12_seq_1(A,C),B) ) ) ) ),
    file(rfunct_1,t24_rfunct_1),
    []).

fof(t47_rfunct_1,axiom,(
    ! [A] : 
      ( ( v1_relat_1(A)
        & v1_funct_1(A)
        & v1_seq_1(A) )
     => ! [B] : 
          ( ( v1_relat_1(B)
            & v1_funct_1(B)
            & v1_seq_1(B) )
         => k1_rfunct_1(A,B) = k5_seq_1(A,k3_rfunct_1(B)) ) ) ),
    file(rfunct_1,t47_rfunct_1),
    []).