reserve x,y,X for set,
        r for Real,
        n,k for Nat;
reserve RLS for non empty RLSStruct,
        Kr,K1r,K2r for SimplicialComplexStr of RLS,
        V for RealLinearSpace,
        Kv for non void SimplicialComplex of V;

theorem Th11:
  Kr is SubdivisionStr of Kr
 proof
  thus|.Kr.|c=|.Kr.|;
  thus thesis;
 end;
