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comparison scripts/polynomial/polyderiv.m @ 904:3470f1e25a79

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[project @ 1994-11-09 21:22:15 by jwe]
author jwe
date Wed, 09 Nov 1994 21:22:15 +0000
parents e79ff1f4df3c
children f558749713f1
comparison
equal deleted inserted replaced
903:b3692d63cca3 904:3470f1e25a79
1 function p = polyderiv(p) 1 function p = polyderiv(p)
2 #polyderiv(c) 2
3 #Returns the coefficients of the derivative of the polynomial whose 3 # polyderiv(c)
4 #coefficients are given by vector c. 4 # Returns the coefficients of the derivative of the polynomial whose
5 # coefficients are given by vector c.
5 # 6 #
6 #SEE ALSO: poly, polyinteg, polyreduce, roots, conv, deconv, residue, 7 # SEE ALSO: poly, polyinteg, polyreduce, roots, conv, deconv, residue,
7 # filter, polyval, polyvalm 8 # filter, polyval, polyvalm
8 9
9 # Author: 10 # Author:
10 # Tony Richardson 11 # Tony Richardson
11 # amr@mpl.ucsd.edu 12 # amr@mpl.ucsd.edu
12 # June 1994 13 # June 1994
13 14
14 if(nargin != 1) 15 if(nargin != 1)
15 error("usage: polyderiv(vector)"); 16 usage ("polyderiv(vector)");
16 endif 17 endif
17 18
18 if(is_matrix(p)) 19 if(is_matrix(p))
19 error("argument must be a vector"); 20 error("argument must be a vector");
20 endif 21 endif