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researchv10 Dan Cross

#	SEQIMAGE
#
#	Image of result sequence
#
#	Ralph E. Griswold
#
#	Last modified 12/19/84
#

procedure Seqimage(a)
   local seq, result, i, j
   seq := ""
   i := @a[2]
   j := @a[3]
   while result := image(@a[1]) do
      if *a[1] > \i then {
         if /j then {
            seq ||:= ", ..."
            break
            }
         else {
            resid := [", " || result]
            every put(resid,", " || image(|@a[1]))
            if *resid > j then seq ||:= ", ..."
            every seq ||:= resid[*resid -j + 1 to *resid]
            }
         }
      else seq ||:= ", " || result
   return "{" || seq[3:0] || "}" | "{}"
end

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