Turning an inner tube inside-out from a slit is of course possible and
produces the most totally unexpected mathematical shape called a .
Quite unbelievable.
Best Wishes Brian.
"martin" wrote in message
news
On Sun, 2 May 2004 15:56:27 +0100, "Brian"
wrote:


A local, aged, gardener [very strong] had the ability to turn a tyre
inside out and made the most realistic urns. I was never able to do this
myself.

but could he turn an inner tube inside out, via a slit in the inner
tube? :-)