Engineering topics

Williamson, W. E.

Publications and source records attributed to Williamson, W. E..

3 records

NASA NTRS1971

A modified perturbation method for solving optimal control problems with state variable inequality constraints

Modified perturbation method for solving optimal control boundary value problems with state variable inequality constraints, noting application to reentry trajectories

Tapley, B. D.↗

NASA NTRS1969

The computation of optimal Apollo-type reentry trajectories.

Apollo type reentry trajectory optimization numerical methods

Fowler, W. T.↗

NASA NTRS1968

A segmented weighting scheme for steepest ascent optimization.

Segmented weighting scheme for steepest ascent optimization applied to extremum values of scalar performance indexes

Fowler, W. T.↗