etc/options

 (* :mode=isabelle-options: *)
 
 declare browser_info : bool = false
 
-declare document : bool = true
-declare document_format : string = pdf
+declare document : string = ""
 declare document_variants : string = document
 declare document_graph : bool = false
 declare document_dump : string = ""
+declare no_document : bool = false
 
 declare threads_limit : int = 1
 declare threads_trace : int = 0
 declare parallel_proofs : int = 1
 declare parallel_proofs_threshold : int = 100