00418naa a2200133 a 450000100080000000500110000800800410001910000170006024500930007726000090017065300140017970000130019377300780020620493632016-07-21       1988    bl ---       0--  u    #d1 aWIDMAYER, P.  aA Time- and space-optimal algorithm for boolean mash operations for orthogonal polygons.  c1988  aAlgorithm1 aWOOD, D.  tCompter Vision, Graphics, and Image Processinggv.41, n.1, p.14-17, 1988.