115 lines
8.0 KiB
HTML
115 lines
8.0 KiB
HTML
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"
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"http://www.w3.org/TR/REC-html40/loose.dtd">
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<html>
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<head>
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<title>Description of check</title>
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<meta name="keywords" content="check">
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<meta name="description" content="Copyright (C) 2001 Michel Juillard">
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<meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1">
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<meta name="generator" content="m2html © 2003 Guillaume Flandin">
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<meta name="robots" content="index, follow">
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<link type="text/css" rel="stylesheet" href="../m2html.css">
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<body>
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<a name="_top"></a>
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<div><a href="../index.html">Home</a> > <a href="index.html">.</a> > check.m</div>
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<!--<table width="100%"><tr><td align="left"><a href="../index.html"><img alt="<" border="0" src="../left.png"> Master index</a></td>
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<td align="right"><a href="index.html">Index for . <img alt=">" border="0" src="../right.png"></a></td></tr></table>-->
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<h1>check
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</h1>
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<h2><a name="_name"></a>PURPOSE <a href="#_top"><img alt="^" border="0" src="../up.png"></a></h2>
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<div class="box"><strong>Copyright (C) 2001 Michel Juillard</strong></div>
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<h2><a name="_synopsis"></a>SYNOPSIS <a href="#_top"><img alt="^" border="0" src="../up.png"></a></h2>
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<div class="box"><strong>function result = check </strong></div>
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<h2><a name="_description"></a>DESCRIPTION <a href="#_top"><img alt="^" border="0" src="../up.png"></a></h2>
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<div class="fragment"><pre class="comment"> Copyright (C) 2001 Michel Juillard</pre></div>
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<!-- crossreference -->
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<h2><a name="_cross"></a>CROSS-REFERENCE INFORMATION <a href="#_top"><img alt="^" border="0" src="../up.png"></a></h2>
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This function calls:
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<ul style="list-style-image:url(../matlabicon.gif)">
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<li><a href="print_info.html" class="code" title="function print_info(info)">print_info</a> Copyright (C) 2005 Michel Juillard</li><li><a href="resol.html" class="code" title="function [dr,info]=resol(ys,check_flag)">resol</a> Copyright (C) 2001 Michel Juillard</li><li><a href="set_default_option.html" class="code" title="function options=set_default_option(options,field,default)">set_default_option</a> </li></ul>
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This function is called by:
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<ul style="list-style-image:url(../matlabicon.gif)">
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<li><a href="lnsrch.html" class="code" title="function [x,f,fvec,check]=lnsrch(xold,fold,g,p,stpmax,func,varargin)">lnsrch</a> Copyright (C) 2001 Michel Juillard</li><li><a href="lnsrch1.html" class="code" title="function [x,f,fvec,check]=lnsrch(xold,fold,g,p,stpmax,func,j1,j2,varargin)">lnsrch1</a> Copyright (C) 2001 Michel Juillard</li><li><a href="newrat.html" class="code" title="function [xparam1, hh, gg, fval, igg] = newrat(func0, x, hh, gg, igg, ftol0, nit, flagg, varargin)">newrat</a> </li><li><a href="olr1.html" class="code" title="function dr = olr1(ys,algo,olr_inst,bet,obj_var,W)">olr1</a> Copyright (C) 2001 Michel Juillard</li><li><a href="osr1.html" class="code" title="function oo_.dr=osr1(params,weights)">osr1</a> </li><li><a href="simult_.html" class="code" title="function y_=simult_(y0,dr,ex_,iorder)">simult_</a> Copyright (C) 2001 Michel Juillard</li><li><a href="solve1.html" class="code" title="function [x,check] = solve1(func,x,j1,j2,jacobian_flag,varargin)">solve1</a> Copyright (C) 2001 Michel Juillard</li><li><a href="steady_.html" class="code" title="function steady_()">steady_</a> Copyright (C) 2001 Michel Juillard</li></ul>
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<!-- crossreference -->
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<h2><a name="_source"></a>SOURCE CODE <a href="#_top"><img alt="^" border="0" src="../up.png"></a></h2>
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<div class="fragment"><pre>0001 <span class="comment">% Copyright (C) 2001 Michel Juillard</span>
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0002 <span class="comment">%</span>
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0003
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0004 <a name="_sub0" href="#_subfunctions" class="code">function result = check</a>
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0005 <span class="keyword">global</span> M_ options_ oo_
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0006 <span class="keyword">global</span> it_
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0007
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0008 temp_options = options_;
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0009 tempex = oo_.exo_simul;
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0010 <span class="keyword">if</span> ~options_.initval_file
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0011 oo_.exo_simul = ones(M_.maximum_lead+M_.maximum_lag+1,1)*oo_.exo_steady_state';
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0012 <span class="keyword">end</span>
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0013
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0014 options_ = <a href="set_default_option.html" class="code" title="function options=set_default_option(options,field,default)">set_default_option</a>(options_,<span class="string">'noprint'</span>,0);
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0015 options_ = <a href="set_default_option.html" class="code" title="function options=set_default_option(options,field,default)">set_default_option</a>(options_,<span class="string">'order'</span>,1);
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0016 options_ = <a href="set_default_option.html" class="code" title="function options=set_default_option(options,field,default)">set_default_option</a>(options_,<span class="string">'linear'</span>,0);
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0017 options_ = <a href="set_default_option.html" class="code" title="function options=set_default_option(options,field,default)">set_default_option</a>(options_,<span class="string">'dr_algo'</span>,0);
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0018
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0019 [dr, info] = <a href="resol.html" class="code" title="function [dr,info]=resol(ys,check_flag)">resol</a>(oo_.steady_state,1);
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0020
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0021 <span class="keyword">if</span> info(1) ~= 0 & info(1) ~= 3 & info(1) ~= 4
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0022 <a href="print_info.html" class="code" title="function print_info(info)">print_info</a>(info);
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0023 <span class="keyword">end</span>
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0024
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0025 oo_.exo_simul = tempex;
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0026
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0027 eigenvalues_ = dr.eigval;
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0028 nyf = nnz(dr.kstate(:,2)>M_.maximum_lag+1);
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0029 [m_lambda,i]=sort(abs(eigenvalues_));
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0030
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0031 <span class="keyword">if</span> options_.noprint == 0
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0032 disp(<span class="string">' '</span>)
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0033 disp(<span class="string">'EIGENVALUES:'</span>)
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0034 disp(sprintf(<span class="string">'%16s %16s %16s\n'</span>,<span class="string">'Modulus'</span>,<span class="string">'Real'</span>,<span class="string">'Imaginary'</span>))
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0035 z=[m_lambda real(eigenvalues_(i)) imag(eigenvalues_(i))]';
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0036 disp(sprintf(<span class="string">'%16.4g %16.4g %16.4g\n'</span>,z))
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0037 options_ = <a href="set_default_option.html" class="code" title="function options=set_default_option(options,field,default)">set_default_option</a>(options_,<span class="string">'qz_criterium'</span>,1.000001);
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0038 disp(sprintf(<span class="string">'\nThere are %d eigenvalue(s) larger than 1 in modulus '</span>, <span class="keyword">...</span>
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0039 nnz(abs(eigenvalues_) > options_.qz_criterium)));
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0040 disp(sprintf(<span class="string">'for %d forward-looking variable(s)'</span>,nyf));
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0041 disp(<span class="string">' '</span>)
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0042 <span class="keyword">if</span> info(1) == 0
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0043 <span class="keyword">if</span> dr.rank == nyf
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0044 disp(<span class="string">'The rank condition is verified.'</span>)
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0045 <span class="keyword">else</span>
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0046 disp(<span class="string">'The rank conditions ISN''T verified!'</span>)
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0047 <span class="keyword">end</span>
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0048 disp(<span class="string">' '</span>)
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0049 <span class="keyword">end</span>
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0050 <span class="keyword">end</span>
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0051
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0052 <span class="comment">% keep lambda_ for backward compatibility</span>
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0053 lambda_ = eigenvalues_;
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0054
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0055 options_ = temp_options;
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0056
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0057 <span class="comment">% 2/9/99 MJ: line 15, added test for absence of exogenous variable.</span>
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0058 <span class="comment">% 8/27/2000 MJ: change JACOB call. Added ...,1 to cumsum()</span>
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0059 <span class="comment">% 6/24/01 MJ: added count of abs(eigenvalues) > 1</span>
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0060 <span class="comment">% 2/21/02 MJ: count eigenvalues > 1[+1e-5]</span>
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0061 <span class="comment">% 01/22/03 MJ: warning(warning_state) needs parentheses for Matlab 6.5</span>
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0062 <span class="comment">% name conflicts with parameters</span>
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0063 <span class="comment">% 05/21/03 MJ: replace computation by dr1.m and add rank check</span>
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0064 <span class="comment">% 06/05/03 MJ: corrected bug when M_.maximum_lag > 0</span>
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0065
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0066
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0067
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0068
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0069</pre></div>
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<hr><address>Generated on Fri 16-Jun-2006 09:09:06 by <strong><a href="http://www.artefact.tk/software/matlab/m2html/">m2html</a></strong> © 2003</address>
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