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Comparison of the N-closest and N-convex algorithms using an 8-colour irregular palette with . Left to right: N-closest, N-convex.
Lovell, Jack Swigert and Fred Haise were men of science - highly trained and determined to follow Armstrong and Aldrin to the lunar surface. But things went badly wrong.
"This is critical to preserving customer choice and ensuring that islanders can manage the costs associated with day to day motoring," he said.