Stream.FlexibleQuadTree with the default node capacity.FlexibleQuadTree.insert(Object, double...), but with explicit parameters.SpatialIndex.FlexibleQuadTree.move(Object, double[], double[]), but with explicit
parameters.SpatialIndex accordingly.#query(double...), but with explicit parameters.SpatialIndex, searching for elements in a
parallelotope.FlexibleQuadTree.remove(Object, double...) with explicit parameters.SpatialIndex.Number, tries to guess at which wrapper-class it may
belong.