File: string_of_thm.doc

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\DOC string_of_thm

\TYPE {string_of_thm : thm -> string}

\SYNOPSIS
Converts a HOL theorem to a string representation.

\DESCRIBE
The call {string_of_thm th} produces a textual representation of the theorem
{th} as a string, similar to what is printed automatically at the toplevel.

\FAILURE
Never fails.

\EXAMPLE
{
  # string_of_thm ADD_CLAUSES;;
  val it : string =
    "|- (!n. 0 + n = n) /\\\n   (!m. m + 0 = m) /\\\n   (!m n. SUC m + n = SUC (m 
  + n)) /\\\n   (!m n. m + SUC n = SUC (m + n))"

  # print_string it;;
  |- (!n. 0 + n = n) /\
     (!m. m + 0 = m) /\
     (!m n. SUC m + n = SUC (m + n)) /\
     (!m n. m + SUC n = SUC (m + n))
  val it : unit = ()
}

\COMMENTS
The string may contain newlines for large terms, broken in a similar fashion to 
automatic printing.

\SEEALSO
string_of_thm, string_of_type.

\ENDDOC