src/HOL/Matrix_LP/matrixlp.ML

   "ComputeHOL.compute_if" "ComputeFloat.arith" "SparseMatrix.sparse_row_matrix_arith_simps"
   "ComputeHOL.compute_bool" "ComputeHOL.compute_pair"
   "SparseMatrix.sorted_sp_simps"
   "ComputeNumeral.natnorm"}; (*"ComputeNumeral.number_norm"*)
 
-val spm_mult_le_dual_prts_no_let_real = @{thm "spm_mult_le_dual_prts_no_let" [where ?'a = real]}
-
-fun lp_dual_estimate_prt lptfile prec =
-  let
-    val cert = cterm_of @{theory}
-    fun var s x = (cert (Var ((s, 0), FloatSparseMatrixBuilder.spmatT)), x)
-    val l = Fspmlp.load lptfile prec false
-    val (y, (A1, A2), (c1, c2), b, (r1, r2)) =
-      let
-        open Fspmlp
-      in
-        (y l |> cert, A l |> pairself cert, c l |> pairself cert, b l |> cert, r12 l |> pairself cert)
-      end
-  in
-    Thm.instantiate ([],
-      [var "A1" A1, var "A2" A2, var "y" y, var "c1" c1, var "c2" c2, var "r1" r1, var "r2" r2, var "b" b])
-      spm_mult_le_dual_prts_no_let_real
-  end
-
 val computer = PCompute.make Compute.SML @{theory} compute_thms []
 
 fun matrix_compute c = hd (PCompute.rewrite computer [c])
 
 fun matrix_simplify th =

     fun removeTrue th = removeTrue (Thm.implies_elim th TrueI) handle THM _ => th
   in
     removeTrue th
   end
 
-val prove_bound = matrix_simplify oo lp_dual_estimate_prt;
-
 end