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New notes.

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kr committed Sep 19, 2008
1 parent 71937cc commit 816b4a34790b8bdcd13b868642d2f9b5c8a6f770
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@@ -434,3 +434,9 @@ New notes, added on 2007-04-25 around 3:35 p.m.
allows you to omit far more parens than my original plan.
I haven't yet changed the lexer to turn punctuation into messages.
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+New notes, added on 2008-09-19 around 10:52 a.m.
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+ Use the exclamation mark "!" as shorthand for logical negation as in Arc.
+ This means "!x" gets rewritten to "(not x)".

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