On 26/06/2018 16:42, The Natural Philosopher wrote:
On 26/06/18 09:48, Robin wrote:
On 26/06/2018 09:06, The Natural Philosopher wrote:
On 26/06/18 06:31, Richard wrote:

20P and 50P coins have a constant diameter despite not being circular.

No, they do not.


They do for the normal meaning of "diameter" (which is not confined
circles, spheres or other n-spheres)


yes it is.


It would be nice if you would just this once back up your claims with
some evidence that you are right and everyone from the OED to the Royal
Mint are wrong.

--
Robin
reply-to address is (intended to be) valid