1. When we change from lex order to graded lex order, the leading form of the polynomial x - y3 also changes.
2. You're supposed to do 4 divisions. One of them is
"somewhat gruesome"; the others seem to be quite reasonable.
In part a., you'll probably want to do the division relative to
the graded lex order first ...
Comments and questions to: roberts@math.umn.edu
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