Revision as of 09:02, 24 May 2014

EBNF

 Expr ::= Term([+|-] Expr)?
 Term ::= Factor ([*|/] Term)?
 Factor :: = (Expr)
           | Value
 Value ::= Int | Double

@@ Line 1: / Line 1: @@
 = EBNF =
-   number ::= int | double
+   Expr ::= Term([+|-] Expr)?
-   expr ::= term
+   Term ::= Factor ([*|/] Term)?
-   term ::=
+   Factor :: = (Expr)
+            | Value
+  Value ::= Int | Double