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view tests/onerror.ur @ 1891:779c390382b9
Manual: add a pointer to background reading on inference rule notation
author | Adam Chlipala <adam@chlipala.net> |
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date | Sun, 17 Nov 2013 07:54:59 -0500 |
parents | b4480a56cab7 |
children |
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fun main n = case n of 0 => error <xml>Zero is bad!</xml> | _ => return <xml/>