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From: Lutz Donnerhacke <lutz@iks-jena.de>
Subject: [Spark] Splitting 'and' conditions into multiple conditions
Date: Tue, 25 Mar 2003 21:48:33 +0000 (UTC)
Date: 2003-03-25T21:48:33+00:00	[thread overview]
Message-ID: <slrnb81jlh.7pb.lutz@belenus.iks-jena.de> (raw)

The simplifier is often unable to prove easy conclusions, because conditions
given als assert, precondition, and postcondition occur as a single
conclusion.

Example:
C1: res__1 >= buf__first and res__1 <= buf__last and (res__1 >= 0 and res__1
	  <= 0) -> res__1 >= buf__first and res__1 <= buf__last .

Or do I misinterpret this line containing an implication?
Should the simplifier not able to handle this by transfering the frist part
to the hypothis?



             reply	other threads:[~2003-03-25 21:48 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2003-03-25 21:48 Lutz Donnerhacke [this message]
2003-03-26  9:41 ` [Spark] Splitting 'and' conditions into multiple conditions Peter Amey
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