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] yahoocom> wrote in message news:3BB### [at] yahoocom...
> 
>>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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