I've noticed -- appears fairly often in formula but not sure how to use
it. Can anyone enlighten me or direct me where can I read up on it?


Thank you


--
Morrigan
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Do a search within this group on "double unary operator", and you'll
find many explanations.

See

http://www.mcgimpsey.com/excel/doubleneg.html

In article ,
Morrigan
wrote:

I've noticed -- appears fairly often in formula but not sure how to use
it. Can anyone enlighten me or direct me where can I read up on it?


Thank you