|  Apply | Overloaded. 
             Performs an operation with or on this Geometry and it's children. | 
|  Buffer (inherited from Geometry) | Returns a buffer region around this Geometry having the given width.
             The buffer of a Geometry is the Minkowski sum of the Geometry with
             a disc of radius distance. | 
|  Clone | Creates an exact copy of this geometrycollection | 
|  CompareTo (inherited from Geometry) | Returns whether this Geometry is greater than, equal to, or less than another Geometry. If their 
             classes are different, they are compared using the following  ordering: If the two Geometrys have the same class, their first elements are compared. 
            	If those are the same, the second elements are compared, etc.Point (lowest) - MultiPoint - LineString - LinearRing - MultiLineString - Polygon - MultiPolygon - GeometryCollection (highest) - 
 | 
|  CompareToSameClass | Returns whether this Geometry is greater than, equal to, or less than another Geometry having 
             the same class. | 
|  Contains (inherited from Geometry) | Returns true if this geometry contains the input geometry. | 
|  ConvexHull (inherited from Geometry) | Returns the smallest convex Polygon that contains all the  points in the Geometry. | 
|  Crosses (inherited from Geometry) | Returns true if the DE-9IM intersection matrix for the two Geometrys is: T*T****** for a point
              and a curve, a point and an area or a line  and an area, 0******** for two curves. | 
|  Difference (inherited from Geometry) | Returns a Geometry representing the points making up this Geometry that do not make up the other geometry. | 
|  Disjoint (inherited from Geometry) | Returns true if the DE-9IM intersection matrix for the two Geometrys is FF*FF****. | 
|  Distance (inherited from Geometry) | Returns the minimum distance between this Geometry and the Geometry g. | 
|  Equals | Returns true if the two Geometrys have the same class and if the data which they store
             internally are equal. | 
|  EqualsTopology (inherited from Geometry) | Returns true if the DE-9IM intersection matrix for the two Geometrys is T*F**FFF*. | 
|  Extent2D (inherited from Geometry) | Gets the extents of the Geometry. | 
|  GeometryChanged (inherited from Geometry) | Notifies this Geometry that it's Coordinates have been changed by an external party
            (using a CoordinateFilter, for example). | 
|  GetArea | Returns the area of this GeometryCollection. | 
|  GetBoundary | Returns the boundary, or the empty geometry if this Geometry is empty. | 
|  GetBoundaryDimension | Returns the dimension of this Geometry's inherent boundary. | 
|  GetCoordinate | Retrieves the coordinates for this geometry. | 
|  GetCoordinates | Returns this Geometry's vertices. | 
|  GetCoordinatesInternal (inherited from Geometry) | Returns this Geometry's external vertices (points). | 
|  GetDimension | Returns the largest dimension in the collection. | 
|  GetEnumerator | Gets the enumerator for this class. | 
|  GetEnvelope (inherited from Geometry) | Returns this Geometrys bounding box. | 
|  GetEnvelopeInternal (inherited from Geometry) | Returns the minimum and maximum x and y values in this Geometry  , or a null Envelope if this
              Geometry is empty. | 
|  GetGeometryN | Returns the nth geometry in the collection. | 
|  GetGeometryType | Returns the type of this geometry. | 
|  GetHashCode | Returns a unique integer for this object. | 
|  GetLength | Returns the Length of all geometries in this GeometryCollection. | 
|  GetNewSRID (inherited from Geometry) | Retrieve the new ID of the Spatial Reference System used by the Geometry. | 
|  GetNumGeometries | Gets the number of geometries in this geometrycollection | 
|  GetNumPoints | Gets the total number of points in this collection | 
|  GetPrecisionModel (inherited from Geometry) | The specification of the grid of allowable points for this Geometry. | 
|  GetSRID (inherited from Geometry) | The ID of the Spatial Reference System used by this Geometry. | 
|  GetType (inherited from Object) | Gets the Type of the current instance. | 
|  GetValidOpError (inherited from Geometry) | Returns sTopologyValidationError object available if IsValid() returns false or null if no error exists. | 
|  Intersection (inherited from Geometry) | Returns a Geometry representing the points shared by this Geometry and other. | 
|  Intersects (inherited from Geometry) | Determines if this geometry intersects the input geometry. | 
|  IsEmpty | Determines if this geometrycollection is empty | 
|  IsSimple | Determines if this collection is simple | 
|  IsValid (inherited from Geometry) | Returns false if the Geometry is invlaid. | 
|  IsValidErrorMessage (inherited from Geometry) | Returns string containing error message if IsValid() returns false or OK if no error exists. | 
|  Normalize | Converts this Geometry to normal form (or canonical form). | 
|  Overlaps (inherited from Geometry) | Returns true if the DE-9IM intersection matrix for the two  Geometrys is: <br>
            		T*T***T** (for two points or two surfaces) <br>
            		1*T***T** (for two curves) | 
|  Project | Projects each item in a geometry collection. | 
|  Relate (inherited from Geometry) | Overloaded. 
             Returns the DE-9IM intersection matrix for the two Geometrys. | 
|  SetSRID (inherited from Geometry) | Sets the ID of the Spatial Reference System used by the Geometry. | 
|  SymDifference (inherited from Geometry) | Returns a set combining the points in this Geometry not in other, and the points in other not
             in this Geometry. | 
|  ToString | Returns a string representation of this object. Holes are excluded. | 
|  ToText (inherited from Geometry) | Returns the Well-known Text representation of this Geometry. | 
|  Touches (inherited from Geometry) | Returns true if the DE-9IM intersection matrix for the two
              Geometrys is FT*******, F**T***** or F***T****. | 
|  Union (inherited from Geometry) | Returns a Geometry representing all the points in this Geometry and other. | 
|  Within (inherited from Geometry) | Returns true if the DE-9IM intersection matrix for the two  Geometrys is T*F**F***. |