TY - RPRT TI - Combined Bernstein Polynomial, Optimal Reciprocal Collision Avoidance, Differential Dynamic Programming for Trajectory Replanning and Collision Avoidance for UAM Vehicles AU - Matthew Houghton AU - Michael Acheson AU - Andrew Patterson AU - Alex Oshin AU - Irene Gregory UR - https://ntrs.nasa.gov/citations/20230003578 ID - 20230003578 ER -