Unformatted text preview: ( x ) = 0 (as a polynomial in y with coefﬁcients in k [ x , z ] ), the formula deg ( fg ) = deg ( f ) + deg ( g ) shows that deg ( g ) is a negative integer, which is impossible. The result follows....
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This note was uploaded on 01/02/2012 for the course MATH 5125 taught by Professor Palinnell during the Fall '07 term at Virginia Tech.
 Fall '07
 PALinnell
 Math, Algebra

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