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src/HOL/Tools/Sledgehammer/sledgehammer_prover_atp.ML
changeset 57460 9cc802a8ab06
parent 57267 8b87114357bd
child 57671 dc5e1b1db9ba 
--- a/src/HOL/Tools/Sledgehammer/sledgehammer_prover_atp.ML	Tue Jul 01 16:47:10 2014 +0200
+++ b/src/HOL/Tools/Sledgehammer/sledgehammer_prover_atp.ML	Tue Jul 01 16:47:10 2014 +0200
@@ -383,7 +383,7 @@
                     val atp_proof =
                       atp_proof
                       |> termify_atp_proof ctxt name format type_enc pool lifted sym_tab
-                      |> introduce_spass_skolem
+                      |> spass ? introduce_spass_skolem
                       |> factify_atp_proof (map fst used_from) hyp_ts concl_t
                   in
                     (verbose, (metis_type_enc, metis_lam_trans), preplay_timeout, compress, try0,
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