Re: [R] Optimize multiple variable sets

2010-12-06 Thread Hans W Borchers
peter dalgaard gmail.com> writes: > > On Dec 6, 2010, at 15:15 , Jonathan P Daily wrote: > > > Correct me if I'm wrong, but isn't the minimal x value in your example > > the same regardless of what positive coefficient you apply to x? If that > > is the case, you would expect the same min(x) for

Re: [R] Optimize multiple variable sets

2010-12-06 Thread Ravi Varadhan
org; sandra lag Subject: Re: [R] Optimize multiple variable sets I suppose I should have been more clear. I saw that her interval did not include the actual minimum, but I was asking if (and if, why) she was expecting the minimum x value to be different for each run. If the y value were returned t

Re: [R] Optimize multiple variable sets

2010-12-06 Thread Jonathan P Daily
uot;Is the room still a room when its empty? Does the room, the thing itself have purpose? Or do we, what's the word... imbue it." - Jubal Early, Firefly peter dalgaard wrote on 12/06/2010 09:39:43 AM: > [image removed] > > Re: [R] Optimize multiple variable

Re: [R] Optimize multiple variable sets

2010-12-06 Thread peter dalgaard
On Dec 6, 2010, at 15:15 , Jonathan P Daily wrote: > Correct me if I'm wrong, but isn't the minimal x value in your example the > same regardless of what positive coefficient you apply to x? If that is > the case, you would expect the same min(x) for each iteration. > > i.e. in the interval [0

Re: [R] Optimize multiple variable sets

2010-12-06 Thread Jonathan P Daily
Correct me if I'm wrong, but isn't the minimal x value in your example the same regardless of what positive coefficient you apply to x? If that is the case, you would expect the same min(x) for each iteration. i.e. in the interval [0,1] the minimum x value of x^2 + x is the same as x^2 + 10