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    <div class="moz-cite-prefix">On 20/11/2012 17:28, Paul Carrico
      wrote:<br>
    </div>
    <blockquote
      cite="mid:000601cdc73c$0d9f20b0$28dd6210$@carrico@free.fr"
      type="cite">
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      <div class="WordSection1">
        <p class="MsoNormal"><span style="color:#1F497D" lang="EN-US">Finally
            I think I’ve found how to proceed .. at the same time I
            think I understood the use of the dot “.” (see after the
            cos)<o:p></o:p></span></p>
        <p class="MsoNormal"><span style="color:#1F497D" lang="EN-US"><o:p> </o:p></span></p>
      </div>
    </blockquote>
    You are right, but take care that your code will work if and only if
    at least one of i or j are scalars.<br>
    If you want your code being able to work when i and j are vectors
    you can use the kronecker product .*.<br>
    <br>
    <p class="MsoNormal"><span
        style="font-family:Monospaced;color:#B01813" lang="EN-US">function</span><span
        style="font-family:Monospaced" lang="EN-US"> <b><span
            style="color:#834310">vect_fct</span></b><span
          style="color:#5C5C5C">=</span><u><span style="color:black">fct_angles</span></u><span
          style="color:#4A55DB">(</span><b><span style="color:#834310">i</span></b><span
          style="color:black">, </span><b><span style="color:#834310">j</span></b><span
          style="color:#4A55DB">)<br>
        </span></span></p>
    <p class="MsoNormal">  i=i(:);j=j(:); //transform i and j into
      column vectors<br>
      <span style="font-family:Monospaced" lang="EN-US"><span
          style="color:#4A55DB"></span><o:p></o:p></span></p>
    <p class="MsoNormal"><span style="font-family:Monospaced"
        lang="EN-US">    <b><span style="color:#834310">vect_fct3</span></b>
        <span style="color:#5C5C5C">=</span> <span
          style="color:#4A55DB">[</span> <span style="color:#4A55DB">(</span><span
          style="color:#32B9B9">cos</span><span style="color:#4A55DB">(</span><b><span
            style="color:#834310">i</span></b><span
          style="color:#4A55DB">)</span></span><b><span
          style="font-size:18.0pt;font-family:Monospaced;color:#5C5C5C"
          lang="EN-US">.</span></b><span style="font-family:Monospaced"
        lang="EN-US"> <span style="color:#5C5C5C">*</span></span><span
        style="font-family:Monospaced" lang="EN-US"><span
          style="color:#5C5C5C"><span style="font-family:Monospaced"
            lang="EN-US"><span style="color:#4A55DB"></span></span><b><span
style="font-size:18.0pt;font-family:Monospaced;color:#5C5C5C"
              lang="EN-US">.</span></b><span
            style="font-family:Monospaced" lang="EN-US"></span></span><span
          style="color:#32B9B9">sin</span><span style="color:#4A55DB">(</span><b><span
            style="color:#834310">j</span></b><span
          style="color:#4A55DB">)</span> <span style="color:#4A55DB">)</span>,
        <span style="color:#4A55DB">(</span><span style="color:#5C5C5C">-</span><span
          style="color:#32B9B9">ones(i)</span></span><span
        style="font-family:Monospaced" lang="EN-US"><span
          style="color:#32B9B9"><b><span
              style="font-size:18.0pt;font-family:Monospaced;color:#5C5C5C"
              lang="EN-US">.</span></b><span
            style="font-family:Monospaced" lang="EN-US"> <span
              style="color:#5C5C5C">*</span></span><span
            style="font-family:Monospaced" lang="EN-US"><span
              style="color:#5C5C5C"><span style="font-family:Monospaced"
                lang="EN-US"><span style="color:#4A55DB"></span></span><b><span
style="font-size:18.0pt;font-family:Monospaced;color:#5C5C5C"
                  lang="EN-US">.</span></b></span></span>sin</span><span
          style="color:#4A55DB">(</span><b><span style="color:#834310">j</span></b><span
          style="color:#4A55DB">))</span>, </span><span
        style="font-family:Monospaced" lang="EN-US"><b><span
            style="color:#834310">i</span></b></span><span
        style="font-family:Monospaced" lang="EN-US"><span
          style="font-family:Monospaced" lang="EN-US"><span
            style="font-family:Monospaced" lang="EN-US"><b><span
                style="color:#834310"><span
                  style="font-family:Monospaced" lang="EN-US"><span
                    style="color:#32B9B9"><b><span
                        style="font-size:18.0pt;font-family:Monospaced;color:#5C5C5C"
                        lang="EN-US">.</span></b><span
                      style="font-family:Monospaced" lang="EN-US"> <span
                        style="color:#5C5C5C">*</span></span><span
                      style="font-family:Monospaced" lang="EN-US"><span
                        style="color:#5C5C5C"><span
                          style="font-family:Monospaced" lang="EN-US"><span
                            style="color:#4A55DB"></span></span><b><span
style="font-size:18.0pt;font-family:Monospaced;color:#5C5C5C"
                            lang="EN-US">.<small><small>ones(j)</small></small></span></b></span></span></span></span></span></b></span></span>,</span><span
        style="font-family:Monospaced" lang="EN-US"><span
          style="font-family:Monospaced" lang="EN-US"> <b><span
              style="color:#834310"></span></b></span><span
          style="font-family:Monospaced" lang="EN-US"><b><span
              style="color:#834310"><span style="font-family:Monospaced"
                lang="EN-US"><span style="color:#5C5C5C"></span><span
                  style="color:#32B9B9">ones(i)</span></span><span
                style="font-family:Monospaced" lang="EN-US"><span
                  style="color:#32B9B9"><b><span
                      style="font-size:18.0pt;font-family:Monospaced;color:#5C5C5C"
                      lang="EN-US">.</span></b><span
                    style="font-family:Monospaced" lang="EN-US"> <span
                      style="color:#5C5C5C">*</span></span><span
                    style="font-family:Monospaced" lang="EN-US"><span
                      style="color:#5C5C5C"><span
                        style="font-family:Monospaced" lang="EN-US"><span
                          style="color:#4A55DB"></span></span><b><span
                          style="font-size:18.0pt;font-family:Monospaced;color:#5C5C5C"
                          lang="EN-US">.</span></b></span></span></span></span></span></b></span>
        <b><span style="color:#834310">j</span></b><span
          style="color:#4A55DB">]</span><span style="color:black">;</span><o:p></o:p></span><span
        style="font-family:Monospaced;color:#B01813"><br>
        endfunction</span></p>
    <br>
    Serge Steer<br>
    <blockquote
      cite="mid:000601cdc73c$0d9f20b0$28dd6210$@carrico@free.fr"
      type="cite">
      <div class="WordSection1">
        <p class="MsoNormal"><span style="color:#1F497D" lang="EN-US">Paul<o:p></o:p></span></p>
        <p class="MsoNormal"><span style="color:#1F497D" lang="EN-US"><o:p> </o:p></span></p>
        <p class="MsoNormal"><span style="color:#1F497D" lang="EN-US">###################################################<o:p></o:p></span></p>
        <p class="MsoNormal"><span
            style="font-family:Monospaced;color:#B01813" lang="EN-US">function</span><span
            style="font-family:Monospaced" lang="EN-US"> <b><span
                style="color:#834310">vect_fct</span></b><span
              style="color:#5C5C5C">=</span><u><span style="color:black">fct_angles</span></u><span
              style="color:#4A55DB">(</span><b><span
                style="color:#834310">i</span></b><span
              style="color:black">, </span><b><span
                style="color:#834310">j</span></b><span
              style="color:#4A55DB">)</span><o:p></o:p></span></p>
        <p class="MsoNormal"><span style="font-family:Monospaced"
            lang="EN-US">    <b><span style="color:#834310">vect_fct3</span></b>
            <span style="color:#5C5C5C">=</span> <span
              style="color:#4A55DB">[</span> <span
              style="color:#4A55DB">(</span><span style="color:#32B9B9">cos</span><span
              style="color:#4A55DB">(</span><b><span
                style="color:#834310">i</span></b><span
              style="color:#4A55DB">)</span></span><b><span
              style="font-size:18.0pt;font-family:Monospaced;color:#5C5C5C"
              lang="EN-US">.</span></b><span
            style="font-family:Monospaced" lang="EN-US"> <span
              style="color:#5C5C5C">*</span> <span
              style="color:#32B9B9">sin</span><span
              style="color:#4A55DB">(</span><b><span
                style="color:#834310">j</span></b><span
              style="color:#4A55DB">)</span> <span
              style="color:#4A55DB">)</span> <span
              style="color:#4A55DB">(</span><span style="color:#5C5C5C">-</span><span
              style="color:#32B9B9">sin</span><span
              style="color:#4A55DB">(</span><b><span
                style="color:#834310">j</span></b><span
              style="color:#4A55DB">))</span> <b><span
                style="color:#834310">i</span></b> <b><span
                style="color:#834310">j</span></b><span
              style="color:#4A55DB">]</span><span style="color:black">;</span><o:p></o:p></span></p>
        <p class="MsoNormal"><span
            style="font-family:Monospaced;color:#B01813">endfunction</span><span
            style="font-family:Monospaced"><o:p></o:p></span></p>
        <p class="MsoNormal"><span style="color:#1F497D"><o:p> </o:p></span></p>
        <p class="MsoNormal"><span
            style="font-family:Monospaced;color:black" lang="EN-US">B</span><span
            style="font-family:Monospaced" lang="EN-US"> <span
              style="color:#5C5C5C">=</span> <span
              style="color:#32B9B9">zeros</span><span
              style="color:#4A55DB">(</span><span
              style="color:rosybrown">130321</span><span
              style="color:black">,</span><span style="color:rosybrown">4</span><span
              style="color:#4A55DB">)</span><span style="color:black">;</span><o:p></o:p></span></p>
        <p class="MsoNormal"><span
            style="font-family:Monospaced;color:black" lang="EN-US">theta_vect</span><span
            style="font-family:Monospaced" lang="EN-US"> <span
              style="color:#5C5C5C">=</span> <span
              style="color:#4A55DB">(</span><span
              style="color:rosybrown">0</span><span
              style="color:#FFAA00">:</span><span
              style="color:rosybrown">360</span><span
              style="color:#4A55DB">)</span><span style="color:#5C5C5C">'.*.</span><span
              style="color:#32B9B9">ones</span><span
              style="color:#4A55DB">(</span><span
              style="color:rosybrown">361</span><span
              style="color:black">,</span><span style="color:rosybrown">1</span><span
              style="color:#4A55DB">)</span><span style="color:black">;</span><o:p></o:p></span></p>
        <p class="MsoNormal"><span
            style="font-family:Monospaced;color:black" lang="EN-US">fi_vect</span><span
            style="font-family:Monospaced" lang="EN-US"> <span
              style="color:#5C5C5C">=</span> <span
              style="color:#4A55DB">(</span><span style="color:#32B9B9">ones</span><span
              style="color:#4A55DB">(</span><span
              style="color:rosybrown">361</span><span
              style="color:black">,</span><span style="color:rosybrown">1</span><span
              style="color:#4A55DB">)</span><span style="color:#5C5C5C">'.*.</span><span
              style="color:#4A55DB">[</span><span
              style="color:rosybrown">0</span><span
              style="color:#FFAA00">:</span><span
              style="color:rosybrown">360</span><span
              style="color:#4A55DB">])</span><span style="color:#5C5C5C">'</span><span
              style="color:black">;</span><o:p></o:p></span></p>
        <p class="MsoNormal"><span style="font-family:Monospaced"
            lang="EN-US"><o:p> </o:p></span></p>
        <p class="MsoNormal"><span
            style="font-family:Monospaced;color:black" lang="EN-US">B</span><span
            style="font-family:Monospaced" lang="EN-US"> <span
              style="color:#5C5C5C">=</span> <span style="color:black">fct_angles3</span><span
              style="color:#4A55DB">(</span><span style="color:black">theta_vect</span><span
              style="color:#4A55DB">([</span><span
              style="color:rosybrown">1</span><span
              style="color:#FFAA00">:</span><span
              style="color:rosybrown">130321</span><span
              style="color:#4A55DB">]</span><span style="color:black">,</span><span
              style="color:rosybrown">1</span><span
              style="color:#4A55DB">)</span><span style="color:black">,fi_vect</span><span
              style="color:#4A55DB">([</span><span
              style="color:rosybrown">1</span><span
              style="color:#FFAA00">:</span><span
              style="color:rosybrown">130321</span><span
              style="color:#4A55DB">]</span><span style="color:black">,</span><span
              style="color:rosybrown">1</span><span
              style="color:#4A55DB">))</span><span style="color:black">;</span><o:p></o:p></span></p>
        <p class="MsoNormal"><span style="color:#1F497D" lang="EN-US"><o:p> </o:p></span></p>
        <p class="MsoNormal"><span style="color:#1F497D" lang="EN-US"><o:p> </o:p></span></p>
        <p class="MsoNormal"><span style="color:#1F497D" lang="EN-US"><o:p> </o:p></span></p>
        <p class="MsoNormal"><span style="color:#1F497D" lang="EN-US"><o:p> </o:p></span></p>
        <div>
          <div style="border:none;border-top:solid #B5C4DF
            1.0pt;padding:3.0pt 0cm 0cm 0cm">
            <p class="MsoNormal"><b><span
style="font-size:10.0pt;font-family:"Tahoma","sans-serif"">De :</span></b><span
style="font-size:10.0pt;font-family:"Tahoma","sans-serif"">
                <a moz-do-not-send="true"
                  href="mailto:users-bounces@lists.scilab.org">users-bounces@lists.scilab.org</a>
                [<a moz-do-not-send="true"
                  href="mailto:users-bounces@lists.scilab.org">mailto:users-bounces@lists.scilab.org</a>]
                <b>De la part de</b> Paul Carrico<br>
                <b>Envoyé :</b> mardi 20 novembre 2012 14:34<br>
                <b>À :</b> 'International users mailing list for
                Scilab.'<br>
              </span><b><span
style="font-size:10.0pt;font-family:"Tahoma","sans-serif""
                  lang="EN-US">Objet :</span></b><span
style="font-size:10.0pt;font-family:"Tahoma","sans-serif""
                lang="EN-US"> [Scilab-users] Vectorization : how to
                proceed<o:p></o:p></span></p>
          </div>
        </div>
        <p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
        <p class="MsoNormal"><span lang="EN-US">Dear All<o:p></o:p></span></p>
        <p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
        <p class="MsoNormal"><span lang="EN-US">In the above example,
            how can I proceed to perform the product (see function
            fct_angles2) ?<o:p></o:p></span></p>
        <p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
        <p class="MsoNormal"><span lang="EN-US">Indeed, theta are 2
            vectors, so no problem for the fct_angles … but in case of
            product, it’s naturally not work !!! what is the correct
            syntax in order to use vectorization ?<o:p></o:p></span></p>
        <p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
        <p class="MsoNormal"><span lang="EN-US">Thanks <o:p></o:p></span></p>
        <p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
        <p class="MsoNormal"><span lang="EN-US">Paul<o:p></o:p></span></p>
        <p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
        <p class="MsoNormal"><span lang="EN-US">######################################################<o:p></o:p></span></p>
        <p class="MsoNormal"><span
            style="font-family:Monospaced;color:#32B9B9" lang="EN-US">mode</span><span
            style="font-family:Monospaced;color:#4A55DB" lang="EN-US">(</span><span
            style="font-family:Monospaced;color:rosybrown" lang="EN-US">0</span><span
            style="font-family:Monospaced;color:#4A55DB" lang="EN-US">)</span><span
            style="font-family:Monospaced" lang="EN-US"><o:p></o:p></span></p>
        <p class="MsoNormal"><span style="font-family:Monospaced"
            lang="EN-US"><o:p> </o:p></span></p>
        <p class="MsoNormal"><span style="font-family:Monospaced"
            lang="EN-US">    <span style="color:#B01813">function</span>
            <b><span style="color:#834310">vect_fct</span></b><span
              style="color:#5C5C5C">=</span><u><span style="color:black">fct_angles</span></u><span
              style="color:#4A55DB">(</span><b><span
                style="color:#834310">i</span></b><span
              style="color:black">, </span><b><span
                style="color:#834310">j</span></b><span
              style="color:#4A55DB">)</span><o:p></o:p></span></p>
        <p class="MsoNormal"><span style="font-family:Monospaced"
            lang="EN-US">        <b><span style="color:#834310">vect_fct</span></b>
            <span style="color:#5C5C5C">=</span> <span
              style="color:#4A55DB">[</span><span style="color:#32B9B9">cos</span><span
              style="color:#4A55DB">(</span><b><span
                style="color:#834310">i</span></b><span
              style="color:#4A55DB">)</span><span style="color:#5C5C5C">+</span><span
              style="color:#32B9B9">sin</span><span
              style="color:#4A55DB">(</span><b><span
                style="color:#834310">j</span></b><span
              style="color:#4A55DB">)</span> <span
              style="color:#5C5C5C">-</span><span style="color:#32B9B9">sin</span><span
              style="color:#4A55DB">(</span><b><span
                style="color:#834310">j</span></b><span
              style="color:#4A55DB">)</span> <b><span
                style="color:#834310">i</span></b> <b><span
                style="color:#834310">j</span></b><span
              style="color:#4A55DB">]</span><span style="color:black">;</span><o:p></o:p></span></p>
        <p class="MsoNormal"><span style="font-family:Monospaced"
            lang="EN-US">    <span style="color:#B01813">endfunction</span><o:p></o:p></span></p>
        <p class="MsoNormal"><span style="font-family:Monospaced"
            lang="EN-US"><o:p> </o:p></span></p>
        <p class="MsoNormal"><span style="font-family:Monospaced"
            lang="EN-US">    <span style="color:#B01813">function</span>
            <b><span style="color:#834310">vect_fct2</span></b><span
              style="color:#5C5C5C">=</span><u><span style="color:black">fct_angles2</span></u><span
              style="color:#4A55DB">(</span><b><span
                style="color:#834310">i</span></b><span
              style="color:black">, </span><b><span
                style="color:#834310">j</span></b><span
              style="color:#4A55DB">)</span><o:p></o:p></span></p>
        <p class="MsoNormal"><span style="font-family:Monospaced"
            lang="EN-US">        <span style="color:black">vect_fct</span>
            <span style="color:#5C5C5C">=</span> <span
              style="color:#4A55DB">[</span><span style="color:#32B9B9">cos</span><span
              style="color:#4A55DB">(</span><b><span
                style="color:#834310">i</span></b><span
              style="color:#4A55DB">)</span><span style="color:#5C5C5C">*</span><span
              style="color:#32B9B9">sin</span><span
              style="color:#4A55DB">(</span><b><span
                style="color:#834310">j</span></b><span
              style="color:#4A55DB">)</span> <span
              style="color:#5C5C5C">-</span><span style="color:#32B9B9">sin</span><span
              style="color:#4A55DB">(</span><b><span
                style="color:#834310">j</span></b><span
              style="color:#4A55DB">)</span> <b><span
                style="color:#834310">i</span></b> <b><span
                style="color:#834310">j</span></b><span
              style="color:#4A55DB">]</span><span style="color:black">;</span><o:p></o:p></span></p>
        <p class="MsoNormal"><span style="font-family:Monospaced"
            lang="EN-US">    <span style="color:#B01813">endfunction</span><o:p></o:p></span></p>
        <p class="MsoNormal"><span style="font-family:Monospaced"
            lang="EN-US">    <o:p></o:p></span></p>
        <p class="MsoNormal"><span style="font-family:Monospaced"
            lang="EN-US">    <o:p></o:p></span></p>
        <p class="MsoNormal"><span style="font-family:Monospaced"
            lang="EN-US">    <span style="color:black">B1</span> <span
              style="color:#5C5C5C">=</span> <span
              style="color:#32B9B9">zeros</span><span
              style="color:#4A55DB">(</span><span
              style="color:rosybrown">130321</span><span
              style="color:black">,</span><span style="color:rosybrown">4</span><span
              style="color:#4A55DB">)</span><span style="color:black">;</span><o:p></o:p></span></p>
        <p class="MsoNormal"><span style="font-family:Monospaced"
            lang="EN-US">    <span style="color:black">theta_vect</span>
            <span style="color:#5C5C5C">=</span> <span
              style="color:#4A55DB">(</span><span
              style="color:rosybrown">0</span><span
              style="color:#FFAA00">:</span><span
              style="color:rosybrown">360</span><span
              style="color:#4A55DB">)</span><span style="color:#5C5C5C">'.*.</span><span
              style="color:#32B9B9">ones</span><span
              style="color:#4A55DB">(</span><span
              style="color:rosybrown">361</span><span
              style="color:black">,</span><span style="color:rosybrown">1</span><span
              style="color:#4A55DB">)</span><span style="color:black">;</span><o:p></o:p></span></p>
        <p class="MsoNormal"><span style="font-family:Monospaced"
            lang="EN-US">    <span style="color:black">fi_vect</span> <span
              style="color:#5C5C5C">=</span> <span
              style="color:#4A55DB">(</span><span style="color:#32B9B9">ones</span><span
              style="color:#4A55DB">(</span><span
              style="color:rosybrown">361</span><span
              style="color:black">,</span><span style="color:rosybrown">1</span><span
              style="color:#4A55DB">)</span><span style="color:#5C5C5C">'.*.</span><span
              style="color:#4A55DB">[</span><span
              style="color:rosybrown">0</span><span
              style="color:#FFAA00">:</span><span
              style="color:rosybrown">360</span><span
              style="color:#4A55DB">])</span><span style="color:#5C5C5C">'</span><span
              style="color:black">;</span><o:p></o:p></span></p>
        <p class="MsoNormal"><span style="font-family:Monospaced"
            lang="EN-US">    <o:p></o:p></span></p>
        <p class="MsoNormal"><span style="font-family:Monospaced"
            lang="EN-US">    <span style="color:black">B1</span> <span
              style="color:#5C5C5C">=</span> <u><span
                style="color:black">fct_angles</span></u><span
              style="color:#4A55DB">(</span><span style="color:black">theta_vect</span><span
              style="color:#4A55DB">([</span><span
              style="color:rosybrown">1</span><span
              style="color:#FFAA00">:</span><span
              style="color:rosybrown">130321</span><span
              style="color:#4A55DB">]</span><span style="color:black">,</span><span
              style="color:rosybrown">1</span><span
              style="color:#4A55DB">)</span><span style="color:black">,fi_vect</span><span
              style="color:#4A55DB">([</span><span
              style="color:rosybrown">1</span><span
              style="color:#FFAA00">:</span><span
              style="color:rosybrown">130321</span><span
              style="color:#4A55DB">]</span><span style="color:black">,</span><span
              style="color:rosybrown">1</span><span
              style="color:#4A55DB">))</span><span style="color:black">;</span><o:p></o:p></span></p>
        <p class="MsoNormal"><span style="font-family:Monospaced"
            lang="EN-US">    <span style="color:black">B2</span> <span
              style="color:#5C5C5C">=</span> <u><span
                style="color:black">fct_angles2</span></u><span
              style="color:#4A55DB">(</span><span style="color:black">theta_vect</span><span
              style="color:#4A55DB">([</span><span
              style="color:rosybrown">1</span><span
              style="color:#FFAA00">:</span><span
              style="color:rosybrown">130321</span><span
              style="color:#4A55DB">]</span><span style="color:black">,</span><span
              style="color:rosybrown">1</span><span
              style="color:#4A55DB">)</span><span style="color:black">,fi_vect</span><span
              style="color:#4A55DB">([</span><span
              style="color:rosybrown">1</span><span
              style="color:#FFAA00">:</span><span
              style="color:rosybrown">130321</span><span
              style="color:#4A55DB">]</span><span style="color:black">,</span><span
              style="color:rosybrown">1</span><span
              style="color:#4A55DB">))</span><span style="color:black">;</span><o:p></o:p></span></p>
        <p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
      </div>
      <br>
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      <br>
      <pre wrap="">_______________________________________________
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