- 1
- This work was supported by
a Natural Sciences and Engineering Research Council of Canada
Grant A-5692 and a Deutsche Forschungsgemeinschaft Grant Sto167/1-1.
It was started during the first author's stay with
the Data Structuring Group in Waterloo.
- 2
- Institut f├╝r Informatik, Universit├ñt Freiburg, Rheinstr. 10–12, 7800 Freiburg, West Germany
- 3
- Data Structuring Group, Department of Computer Science, University of Waterloo, Waterloo, Ontario, N2L 3G1, Canada
- 4
- The term dimension is used
in TEX to describe physical measurements of typographical objects,
like the length of a word.
- 5
- The height h and the number of nodes N refer to the
drawing of the tree. N is the number of circles, squares etc. actually
drawn, and h is the number of levels in the drawing minus 1.