| Clear (_,ids) -> Printf.sprintf "clear %s" (pp_hyps ids)
| ClearBody (_,id) -> Printf.sprintf "clearbody %s" (pp_hyps [id])
| Constructor (_,n) -> "constructor " ^ string_of_int n
+ | Compose (_,t1, t2, times, intro_specs) ->
+ Printf.sprintf "compose %s%s %s%s"
+ (if times > 0 then string_of_int times ^ " " else "")
+ (term_pp t1) (match t2 with None -> "" | Some t2 -> "with "^term_pp t2)
+ (pp_intros_specs " as " intro_specs)
| Contradiction _ -> "contradiction"
| Cut (_, ident, term) ->
"cut " ^ term_pp term ^
| Thesisbecomes (_, term) -> "the thesis becomes " ^ term_pp term
| ExistsElim (_, term0, ident, term, ident1, term1) -> "by " ^ (match term0 with None -> "_" | Some term -> term_pp term) ^ "let " ^ ident ^ ":" ^ term_pp term ^ "such that " ^ lazy_term_pp term1 ^ "(" ^ ident1 ^ ")"
| AndElim (_, term, ident1, term1, ident2, term2) -> "by " ^ term_pp term ^ "we have " ^ term_pp term1 ^ " (" ^ ident1 ^ ") " ^ "and " ^ term_pp term2 ^ " (" ^ ident2 ^ ")"
- | RewritingStep (_, term, term1, term2, cont) -> (match term with None -> " " | Some (None,term) -> "conclude " ^ term_pp term | Some (Some name,term) -> "obtain (" ^ name ^ ") " ^ term_pp term) ^ "=" ^ term_pp term1 ^ (match term2 with `Auto params -> "_" ^ String.concat " " (List.map (fun (k,v) -> if v <> "" then k ^ "=" ^ v else k) params) | `Term term2 -> term_pp term2) ^ (if cont then " done" else "")
+ | RewritingStep (_, term, term1, term2, cont) -> (match term with None -> " " | Some (None,term) -> "conclude " ^ term_pp term | Some (Some name,term) -> "obtain (" ^ name ^ ") " ^ term_pp term) ^ "=" ^ term_pp term1 ^ " by " ^ (match term2 with `Auto params -> "_" ^ String.concat " " (List.map (fun (k,v) -> if v <> "" then k ^ "=" ^ v else k) params) | `Term term2 -> term_pp term2 | `Proof -> "proof") ^ (if cont then " done" else "")
| Case (_, id, args) ->
"case" ^ id ^
String.concat " "