Frederik Zahle

the current Unknowns metadata passed to recorders only contain the entry `is_desvar` or `is_constraint`, but doesn't allow the user to check whether the constraint is violated or not, since bounds...

convergence issues of nonlinear solver when under FD

1

### Description When using the `NonlinearBlockGS` class to solve an aero-elastic steady state, we observe that when under FD (approx_totals on the full problem, and yes I know it's a...

fix validity check to avoid no sleep condition, fixes #46

2

I also ran into the no sleep condition reported in #46, and adding the validity check at the top of the loop over elements seems to fix the issue.

Bug in Akima spline derivatives when using x_cp_val

2

### Description We came across what seems to be a bug in the Akima spline derivatives when using the `x_cp_val` argument to `SplineComp`. The below example shows the issue, and...

GPX doesn't support vector outputs

5

The GPX surrogate doesn't seem to support outputs with `ny`>1, which works for the other surrogates. It runs, but seems to return the response for the first element only. I...