Engineering topics

Pritchard, R. E.

Publications and source records attributed to Pritchard, R. E..

4 records

NASA NTRS1970

Sequential gradient-restoration algorithm for optimal control problems

Sequential gradient restoration algorithm for optimal control requiring state, control and parameter to satisfy vector differential equation, initial and final conditions

Damoulakis, J. N.↗

NASA NTRS1969

Gradient methods in control theory. Part 2 - Sequential gradient-restoration algorithm

Sequential gradient-restoration algorithm

Miele, A.↗

NASA NTRS1968

Conical bodies of given length and volume having maximum lift-to-drag ratio at hypersonic speeds. I - Direct methods.

Lift to drag ratio attainable by slender conical bodies flying at supersonic velocities

Heideman, J. C.↗

NASA NTRS1967

Conical bodies of given length and volume having maximum lift-to-drag ratio at hypersonic speeds - Direct methods

Lift to drag ratios of slender, conical bodies flying at hypersonic speeds, and effects of geometric parameters on aerodynamic stability

Heideman, J. C.↗