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Added Productions to README.md

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Tom
2018-06-12 20:07:32 +02:00
parent a0c6f09c8b
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README.md
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@@ -18,9 +18,21 @@ A Nonterminal starts with a leading `$`. The nonterminal `FOO` would be written
### Terminals ### Terminals
A Terminals starts with a leading `/`. The terminal `bar` would be written as: A Terminal starts with a leading `/`. The terminal `bar` would be written as:
/bar /bar
Note that `/ab` differs from `/a/b`. The string `/ab` resolves to the terminal `ab`, Note that `/ab` differs from `/a/b`. The string `/ab` resolves to the terminal `ab`,
whereas `/a/b` resolves to the terminals `a` and `b` whereas `/a/b` resolves to the terminals `a` and `b`
#### Empty String
`/~` resolves to the *Empty String*
### Productions
The `->` indicates a production, the *Nonterminal* on it's left side gets replaced
by the string of *Nonterminals* and *Terminals* on it's right side.
$FOO -> /foo$FOO