I might go with:

(a, b, c) orin something

And

(a, b, c) andin something

But really, not needed.

-CHB

On Tue, Dec 31, 2019 at 3:25 PM Greg Ewing <greg.ewing@canterbury.ac.nz> wrote:
if a or b or c is in x:

if a and b and c are in x:

--
Greg
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