3.2.5.7. BFGS AlgorithmΒΆ
- algorithm BFGS <$count>
Argument |
Type |
Description |
|---|---|---|
$count |
integer |
number of iterations within a time step until a new tangent is formed |
This command is used to construct a BFGS algorithm object for symmetric systems which performs successive rank-two updates of the tangent at the first iteration of the current time step.