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Kernel::FT
        
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    fo.operator() (  Kernel::Sphere_3 s)
        
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 |  | 
    returns the squared radius of s.
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Kernel::FT
        
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    fo.operator() (  Kernel::Circle_3 c)
        
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 |  | 
    returns the squared radius of c.
         | 
        
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Kernel::FT
        
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    fo.operator() (  Kernel::Point_3 p,  Kernel::Point_3 q,  Kernel::Point_3 r,  Kernel::Point_3 s)
        
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 |  | 
    returns the squared radius of the sphere passing through p, q, r
       and s. | Precondition:  | p, q, r and s are not coplanar. |   
         | 
        
  | 
        | 
        
    
Kernel::FT
        
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    fo.operator() (  Kernel::Point_3 p,  Kernel::Point_3 q,  Kernel::Point_3 r)
        
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 |  | 
    returns the squared radius of the sphere passing through p, q and
       r, and whose center is in the plane defined by these three points.
         | 
        
  | 
        | 
        
    
Kernel::FT
        
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    fo.operator() (  Kernel::Point_3 p,  Kernel::Point_3 q)
        
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 |  | 
    returns the squared radius of the smallest circle passing through p,
and q, i.e. one fourth of the squared distance between p and q.
         | 
        
  | 
        | 
        
    
Kernel::FT
        
         | 
        
    fo.operator() (  Kernel::Point_3 p)
        
         | 
 |  | 
    returns the squared radius of the smallest circle passing through p, i.e. 0.
         |