For section 4, I know you do not claim to be exhaustive,
but it might be worth adding the most commonly used
missing case: variables :)

On May 26, 2020, at 21:51, Steve Downey via SG16 <> wrote:

Find attached a draft of the UAX31 paper for discussion. 
Viewable at
Source at

(note that github doesn't format the same way that mpark's WG21 format does)
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