Algorithm-side core for POUNCE (port of Ipopt's src/Algorithm/): IteratesVector, IpoptData, CalculatedQuantities, KKT solvers, line search, mu update, conv check, initializer, IpoptAlg main loop, AlgBuilder.
//! Trait — port of `IpSearchDirCalculator.hpp`.
pubtraitSearchDirCalculator{/// Compute the next search direction. Phase 7 wires the full
/// signature once `IpoptData` carries `delta`/`delta_aff`.
fncomputed_normal_step(&self)->bool{false}}