Re: How detect grammar not derive nonterminals ?

gah4 <gah4@u.washington.edu>
Tue, 12 Sep 2023 22:08:52 -0700

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Related articles
How detect grammar not derive nonterminals ? borucki.andrzej@gmail.com (Andy) (2023-09-11)
Re: How detect grammar not derive nonterminals ? gah4@u.washington.edu (gah4) (2023-09-12)
Re: How detect grammar not derive nonterminals ? borucki.andrzej@gmail.com (Andy) (2023-09-13)
Re: How detect grammar not derive nonterminals ? 864-117-4973@kylheku.com (Kaz Kylheku) (2023-09-14)
Re: How detect grammar not derive nonterminals ? gah4@u.washington.edu (gah4) (2023-09-14)
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From: gah4 <gah4@u.washington.edu>
Newsgroups: comp.compilers
Date: Tue, 12 Sep 2023 22:08:52 -0700
Organization: Compilers Central
References: 23-09-001
Injection-Info: gal.iecc.com; posting-host="news.iecc.com:2001:470:1f07:1126:0:676f:7373:6970"; logging-data="75284"; mail-complaints-to="abuse@iecc.com"
Keywords: parse
Posted-Date: 13 Sep 2023 20:38:16 EDT
In-Reply-To: 23-09-001

On Tuesday, September 12, 2023 at 10:42:28 AM UTC-7, Andy wrote:


(the subject not included in the message)


> How detect grammar not derive nonterminals ?


Ethernet uses the spanning tree protocol to detect loops in a switched network.


I think the same idea works here, but didn't try it.

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