MA27 maximum pivot tolerance

Type : Floating point number

Range : [0,1]

Default : 0.0001

This option specifies the maximum pivot tolerance for the linear solver MA27. IPOPT may increase the pivot tolerance as high as the value of this option to get a more accurate solution to the linear system.

Note

• This option is only used if the user has provided a DLL with HSL subroutines and if the option Linear Solver Selection has been set to ‘HSL routine MA27’.

Learn more about

• Linear solver selection

• MA27 pivot tolerance