English
- function R = isconst(P)
- %ISCONST True for a constant Laurent polynomial.
- % R = ISCONST(P) returns 1 if P is a constant Laurent polynomial
- % and 0 if not.
- % M. Misiti, Y. Misiti, G. Oppenheim, J.M. Poggi 23-Apr-2001.
- % Last Revision 13-Jun-2003.
- % Copyright 1995-2004 The MathWorks, Inc.
- % $Revision: 1.1.6.2 $ $Date: 2004/04/13 00:38:45 $
- D = P.maxDEG;
- C = length(P.coefs);
- R = (D==0) && length(C)==1;
