Does sqp example work ?

[John W. Eaton]

On 11-Jan-2008, Dupuis wrote:

| Hello,
| I'm trying to use sqp, and the example given in the help does not work.
| Instead, I get
|  [x, obj, info, iter, nf, lambda] = sqp (x0, @phi, @g, [])
|  x =
|   -1.80000
|    1.70000
|    1.90000
|   -0.80000
|   -0.80000
| 
| obj =  0.020930
| info =  101
| iter =  1
| nf =  44
| lambda =
| 
|    2.1964e-314
|    5.3050e-313
|    3.3471e-265
| 
| I tried setting the path to the strict minimum, i.e.  
| path(genpath("/usr/share/octave/3.0.0/m"))
| addpath('/usr/lib/octave/3.0.0/oct/i486-pc-linux-gnu')
| then clearing everything, same result.
| Platform: PC with AMD Ahtlon, Debian: octave3.0/sid uptodate 3.0.0-1 (i386)
| 
| Could someone check if the example is correct ?

Please try the following patch.  I think it would still be possible to
avoid calculating Y only when it is really needed, but the reverse of
the attached patch is not quite the way to do it.

I also added a test to the sqp function based on the example in the
doc string.

Thanks,

jwe


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