The initial trust region radius.
A double scalar value specifying the initial trust region radius.
The initial trust radius must be greater than zero. By default, InitialTrustRegion is set based on the initial scaled Cauchy step.
| Exception Type | Condition |
|---|---|
| ArgumentException | is thrown if InitialTrustRegion is less than or equal to 0 |
NonlinearRegression Class | Imsl.Stat Namespace