On 08/07/2009 12:18 PM, Brian Gough wrote:

> It's the same algorithm but the implementation removes some
> unnecessary computation.  The centre and size are updated from the
> change in the selected vertex rather than recomputed from scratch.
> Otherwise, the results should be identical.

Ok. I misunderstood the explanation in the manual to mean that 
nmsimplex2 would somehow need fewer optimisation steps. Perhaps the 
attached patch makes it clear? The patch was generated with command
git format-patch origin..master

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