Mercurial > hg > octave-lyh

comparison scripts/signal/arch_fit.m @ 6046:34f96dd5441b

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
[project @ 2006-10-10 16:10:25 by jwe]
author jwe
date Tue, 10 Oct 2006 16:10:31 +0000
parents 2a16423e4aa0
children 93c65f2a5668
comparison
equal deleted inserted replaced
6045:421d8a903df7 6046:34f96dd5441b
50 ## Description: Fit an ARCH regression model 50 ## Description: Fit an ARCH regression model
51 51
52 function [a, b] = arch_fit (y, X, p, ITER, gamma, a0, b0) 52 function [a, b] = arch_fit (y, X, p, ITER, gamma, a0, b0)
53 53
54 if ((nargin < 3) || (nargin == 6) || (nargin > 7)) 54 if ((nargin < 3) || (nargin == 6) || (nargin > 7))
55 usage ("arch_fit (y, X, p, ITER, gamma, a0, b0)"); 55 print_usage ();
56 endif 56 endif
57 57
58 if (! (isvector (y))) 58 if (! (isvector (y)))
59 error ("arch_test: y must be a vector"); 59 error ("arch_test: y must be a vector");
60 endif 60 endif