00637nam a2200217Ia 4500003000400000005001700004008004100021020001500062040001800077041000800095082002000103100001800123245007600141250001200217260004400229300002200273650004100295650003100336650003000367700002200397OSt20220630162147.0210716s2008    xx            000 0 und d  a8178087944  cAIMIT LIBRARY  aeng  a006.6 22bHEAD  aHearn, Donald  aComputer graphics :bC version /cBy Donald Hearn and M. Pauline Baker.  a2nd ed.  aNew Delhi :bPearson Education ,c2008.  a660p. ;c26.5 cm.  aStructures and hierarchical modeling  aThree dimensional concepts  aVisible surface detection  aBaker, M Pauline.