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Author mark.dickinson
Recipients benjamin.peterson, mark.dickinson, pitrou
Date 2014-10-03.18:01:45
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> It doesn't cover the "sum with like signs"

Ah, sorry, yes it does;  it's in the previous paragraph.

[...] the sign of a sum, or of a difference x−y regarded as a sum x+(−y), differs from at most one of the addends’ signs
Date User Action Args
2014-10-03 18:01:45mark.dickinsonsetrecipients: + mark.dickinson, pitrou, benjamin.peterson
2014-10-03 18:01:45mark.dickinsonsetmessageid: <>
2014-10-03 18:01:45mark.dickinsonlinkissue22548 messages
2014-10-03 18:01:45mark.dickinsoncreate