Public Function BeginCut( _
   ByVal SpatialReference As SpatialReference, _
   ByVal Targets() As Geometry, _
   ByVal Cutter As Polyline, _
   ByVal callback As AsyncCallback, _
   ByVal asyncState As Object _
) As IAsyncResult

Dim instance As GeometryServerProxy
Dim SpatialReference As SpatialReference
Dim Targets() As Geometry
Dim Cutter As Polyline
Dim callback As AsyncCallback
Dim asyncState As Object
Dim value As IAsyncResult
 
value = instance.BeginCut(SpatialReference, Targets, Cutter, callback, asyncState)

public IAsyncResult BeginCut( 
   SpatialReference SpatialReference,
   Geometry[] Targets,
   Polyline Cutter,
   AsyncCallback callback,
   object asyncState
)