In article ,
Bill Grey wrote:
"Baz" wrote in message
.. .

What is a venn diagram?

Those of us of a certain age wold not have come across these mystical
designs.

But then I remember "times tables" :-)

Well, yes. But it depends more on your level of education than
your age - after all, I have my doubts that you completed your
schooling before 1880 :-)


Regards,
Nick Maclaren.