Members 

Description 

OptResNotFound 

The algorithm did not find minimum (within given tolerance). 

OptResSmallGrad 

The gradient C-Norm is bellow given gradient tolerance. 

OptResSingular 

The inverse Hessian matrix is near singular. 

OptResSmallStep 

Iteration x step is less than EPS. 

OptResZeroStep 

Iteration x step is zero. 

OptResBigLambda 

(Marquardt) Lambda is more than 1000. 

OptResSmallLambda 

(Marquardt) Lambda is less than 1E-300 (singularity). 

OptResMaxIter 

Number of iterations has reached the MaxIter. 

OptResConverged 

Number of iterations is less than MaxIter and parameters are within given tolerance. 

optResSmallJacobian 

Jacobian matrix elements are bekiw given tolerance. 

optNANValue 

Target function returned NAN value. 

optStopped 

Stop signal detected.