gams.options.FDOpt Class Reference

Options for finite differences. More...

Inherits object.

Static Public Attributes

int GHAnalyticHNumericGradScale = 0
 All derivatives analytically, for numerical Hessian use gradient values, scale delta.
 
int GHAnalyticHNumericFuncScale = 1
 All derivatives analytically, for numerical Hessian use function values, scale delta.
 
int GAnalyticFHNumericGradScale = 2
 Gradient analytically, force Hessian numerically using gradient values, scale delta.
 
int GAnalyticFHNumericFuncScale = 3
 Gradient analytically, force Hessian numerically using function values, scale delta.
 
int FGHNumericScale = 4
 Force gradient and Hessian numerically, scale delta.
 
int GHAnalyticHNumericGradNoScale = 10
 Same as 0, but no scale of delta.
 
int GHAnalyticHNumericFuncNoScale = 11
 Same as 1, but no scale of delta.
 
int GAnalyticFHNumericGradNoScale = 12
 Same as 2, but no scale of delta.
 
int GAnalyticFHNumericFuncNoScale = 13
 Same as 3, but no scale of delta.
 
int FGHNumericNoScale = 14
 Same as 4, but no scale of delta.
 

Detailed Description

Options for finite differences.