The computer 1 wherein the housing has a spherical shape, and wherein the door has a spherical shape that coincides with {HEAD ~ the spherical shape} of {TAIL ~ the housing} 
of
The computer 1 wherein the housing has a spherical shape , and wherein the door has a spherical shape that coincides with { HEAD ~ the spherical shape } of { TAIL ~ the housing }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL