Re: [OctDev] argument checking in minimization functions

[Teemu I. <tpi...@pc...>]

On 07/09/04 11:56, Michael Creel wrote:
> Forget it please. As is predictable, the error is mine. The CVS versions will 
> be fixed in 10 minutes or so. Thanks for the bug reports, Teemu.

Here's another one. This is with CVS version with your latest fixes:

function chi2=chigl(a, x, y)

  f = a(1).*x.^2 + a(2);
  chi2 = sum( (y - f).^2);
    
endfunction
        
> x = linspace(-5, 5, 10);
> y = -1.0 .* x.^2;
> a = zeros(1,2);
> [aopt, chi2min] = bfgsmin("chigl", {a, x, y, y}, {10,2,1,1});
error: invalid conversion from matrix to real column vector
octave: /usr/local/include/octave-2.1.58/octave/dim-vector.h:104: int&
dim_vector::dim_vector_rep::elem(int): Assertion i >= 0 && i < ndims' failed.
panic: Aborted -- stopping myself...
attempting to save variables to octave-core'...
save to octave-core' complete
Aborted

When the first argument is a column vector, there's no crash.

Teemu