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Ahh, a rope from two points... I ass-u-me d one!
Duncan Adamson wrote:
> Hang a rope from two points <0,1,0> and <1,1,0>
> The shape it makes is a caterary
>
> Rotate this shape around the x axis to get a catenoid (formula radius =
> (1/a)cosh(ax))
>
> My catenoid has been rotated to stand on its end.
>
> Duncan
>
> "Is" <mee### [at] yahoo com> wrote in message news:3BB### [at] yahoo com...
>
>>Your ropes hang that way?
>>
>>
>>Duncan Adamson wrote:
>>
>>>OK, I am sold on iso-surfaces. A long time project of mine has been to
>>>create a catenoid (minimal surface object created by rotating a catenary
>>>(shape a hanging rope makes)).
>>>
>>>Functions are fantastic. Here it is:
>>>
>>>
>>>
>>>
>>>
>>>catenoid.jpg
>>>
>>>Content-Type:
>>>
>>>image/jpeg
>>>Content-Encoding:
>>>
>>>x-uuencode
>>>
>>>
>>>
>>
>
>
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