SPATIAL DATABASES

method pointInRegion (p: Point) in class Region: boolean
method overlaps (r: Region) in class Region: boolean
method distance (p: Point) in class Point: integer
method distance (l: Line) in class Point: integer
method buffering (d: integer) in class Line: Region
method union (r: Region) in class Region: Region
method intersection (r: Region) in class Region: Region
method intersection (r: Line) in class Region: Line

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