public IMongoQuery WithinCircle<TMember>(
	Expression<Func<TDocument, TMember>> memberExpression,
	double centerX,
	double centerY,
	double radius,
	bool spherical
)

Public Function WithinCircle(Of TMember) ( 
	memberExpression As Expression(Of Func(Of TDocument, TMember)),
	centerX As Double,
	centerY As Double,
	radius As Double,
	spherical As Boolean
) As IMongoQuery

member WithinCircle : 
        memberExpression : Expression<Func<'TDocument, 'TMember>> * 
        centerX : float * 
        centerY : float * 
        radius : float * 
        spherical : bool -> IMongoQuery