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In article <94M08.95Dec12162518@ume.math.tohoku.ac.jp> 94m08@math.tohoku.ac.jp (Satou Hiroshi) writes:
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--
  $B#N#E#C(J $B!@(J  $B@n(J  $BEg(J  $B0l(J  $BG7(J  (kazuyuki@nwk.cl.nec.co.jp)