re sphere from points in article qkgbuinns n shelley u washington edu bolson carson u washington edu edward bolson writes boy this will be embarassing if it is trivial or an faq given points non coplanar how does one find the sphere that is center and radius exactly fitting those points i know how to do it for a circle from points but do not immediately see a straightforward way to do it in d i have checked some geometry books graphics gems and farin but am still at a loss please have mercy on me and provide the solution wouldn t this require a hyper sphere in space points over specifies a sphere as far as i can see unless that is you can prove that a point exists in space that is equi distant from the points and this may not necessarily happen correct me if i m wrong which i quite possibly am steve steven collins email steve crl hitachi co jp visiting computer graphics researcher phone hitachi central research lab tokyo fax
