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’.

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