[petsc-users] snes linesearch bt vs basic?

[Jed Brown]

Xiangdong <epscodes at gmail.com> writes:
> If I want to know how petsc computes the dt_next based on dt_current,
> namely, dt_next = dt_current*func(snesits, etc), which function/file should
> I look into?

Check out TSAdapt, especially TSAdaptChoose_Basic and TSAdaptCheckStage.
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