Julia OptimalControl Package: MethodError with `String(::Tuple{...})` in `CTDirect`...

ApplicationError: No executable found for solver 'ipopt' in Pyomo...

Access values of design variables while solver is running (OpenMDAO with IPOPT)...

Pyomo constraints to enforce integer variables...

Warm Starting - Pyomo...

Ipopt can't find Lapack, which should be installed...

Does anyone see changes I can make to my Python GEKKO IPOPT code to help converge?...

IPOPT in Pyomo returns non-zero return code...

Installing IPOPT in Linux (to be used with Pyomo)...

Is there a way to run ipopt on colab...

GEKKO IPOPT trajectory propagation...

How does GEKKO integrals choose the variable to be integrated?...

GEKKO / IPOPT - NL Optimization becomes unfeasible because of a change in exponent...

Minimize value by manipulating variables in GEKKO+Python...

Does anyone see where the error in the following GEKKO-IPOPT nonlinear optimization problem is?...

Properties initialized in C++ class not accessible in eval_f and other Ipopt functions...

Initializing filter in IPOPT...

Intermediate values through callback functions...

Adding lines to allready exisiting file...

Making changes during a optimization loop, IPOPT...

Access the complementarity infeasibility, dual infeasibility, and the primal infeasibility...

Primal and dual warm-starts JuMP error message...

print IPOPT parameters...

Solver does not find optimal solution when expanding problems...

Pyomo with ipopt Non-linear solver does not output an integer solution...

"IPOPT" Provided package HSL is not working or does not contain MA27...

Linking Ipopt with Intel MKL...

Setting ipopt options through pyomo...

Can I get Ipopt's version from the C++ interface?...

Going from non-linear root-finding to multi-objective optimization...