MA77 maximum pivot tolerance

Type

Floating point number

Range

[0,0.5]

Default

0.0001

This option specifies the maximum pivot tolerance for the linear solver MA77. 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_MA77’.

Learn more about

• Linear solver selection

• MA77 pivot tolerance