how to find the order of a polynomial



I just know this way.

rank(polytocompanion (a*x^4+x^3+b*x^2+c*x+d, x));
-> 4



----- Original Message ----- 
From: "sahutoglu sonmez" <sahutsonmez at yahoo.com>
To: "maxima" <maxima at math.utexas.edu>
Sent: Wednesday, October 08, 2008 1:31 PM
Subject: how to find the order of a polynomial


Hi,

I have been looking around but couldn't find it anywhere. Is there a function in maxima that will return   the order of 
a given polynomial?

Thanks

Sonmez






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