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using  | DSCoordinate = DotSpatial.Topology.Coordinate | 
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using  | DSExtent = DotSpatial.Data.Extent | 
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using  | DSFeatureType = DotSpatial.Topology.FeatureType | 
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using  | DSGeometry = DotSpatial.Topology.IGeometry | 
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using  | DSGeometryCollection = DotSpatial.Topology.IGeometryCollection | 
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using  | DSGeometryFactory = DotSpatial.Topology.IGeometryFactory | 
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using  | DSLinearRing = DotSpatial.Topology.ILinearRing | 
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using  | DSLineString = DotSpatial.Topology.ILineString | 
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using  | DSMultiLineString = DotSpatial.Topology.IMultiLineString | 
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using  | DSMultiPoint = DotSpatial.Topology.IMultiPoint | 
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using  | DSMultiPolygon = DotSpatial.Topology.IMultiPolygon | 
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using  | DSPartRange = DotSpatial.Data.PartRange | 
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using  | DSPoint = DotSpatial.Topology.IPoint | 
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using  | DSPolygon = DotSpatial.Topology.IPolygon | 
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using  | DSShape = DotSpatial.Data.Shape | 
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using  | DSShapeRange = DotSpatial.Data.ShapeRange | 
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