message: set radius back to 1.0
diff: @@ -82,7 +82,7 @@ where
  // let subproblem = Box::new(CauchyPoint::new(operator.clone()));
  let subproblem = Box::new(Dogleg::new(operator.clone()));
  TrustRegion {
  - radius: 0.5,
  + radius: 1.0,
  max_radius: 10.0,
  eta: 0.125,
  subproblem: subproblem,
  