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</o:shapelayout></xml><![endif]--></head><body bgcolor=white lang=FR link=blue vlink=purple><div class=WordSection1><p class=MsoNormal><span style='color:#1F497D'>Thanks all<o:p></o:p></span></p><p class=MsoNormal><span style='color:#1F497D'><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";color:windowtext'>De :</span></b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif";color:windowtext'> users-bounces@lists.scilab.org [mailto:users-bounces@lists.scilab.org] <b>De la part de</b> Serge Steer<br><b>Envoyé :</b> jeudi 15 novembre 2012 09:28<br><b>À :</b> International users mailing list for Scilab.<br><b>Objet :</b> Re: [Scilab-users] basic question<o:p></o:p></span></p></div></div><p class=MsoNormal><o:p> </o:p></p><div><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span lang=EN-US style='font-family:"Monospaced","serif"'>just replace </span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span lang=EN-US style='font-family:"Monospaced","serif";color:#A020F0'>for</span><span lang=EN-US style='font-family:"Monospaced","serif"'> i </span><span lang=EN-US style='font-family:"Monospaced","serif";color:#5C5C5C'>=</span><span lang=EN-US style='font-family:"Monospaced","serif"'> </span><span lang=EN-US style='font-family:"Monospaced","serif";color:rosybrown'>1</span><span lang=EN-US style='font-family:"Monospaced","serif"'> </span><span lang=EN-US style='font-family:"Monospaced","serif";color:#FFAA00'>:</span><span lang=EN-US style='font-family:"Monospaced","serif"'> nl</span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span lang=EN-US style='font-family:"Monospaced","serif"'> C</span><span lang=EN-US style='font-family:"Monospaced","serif";color:#4A55DB'>(</span><span lang=EN-US style='font-family:"Monospaced","serif"'>i,</span><span lang=EN-US style='font-family:"Monospaced","serif";color:rosybrown'>1</span><span lang=EN-US style='font-family:"Monospaced","serif";color:#4A55DB'>)</span><span lang=EN-US style='font-family:"Monospaced","serif"'> </span><span lang=EN-US style='font-family:"Monospaced","serif";color:#5C5C5C'>=</span><span lang=EN-US style='font-family:"Monospaced","serif"'> A</span><span lang=EN-US style='font-family:"Monospaced","serif";color:#4A55DB'>(</span><span lang=EN-US style='font-family:"Monospaced","serif"'>i,</span><span lang=EN-US style='font-family:"Monospaced","serif";color:rosybrown'>1</span><span lang=EN-US style='font-family:"Monospaced","serif";color:#4A55DB'>)</span><span lang=EN-US style='font-family:"Monospaced","serif";color:#5C5C5C'>*</span><span lang=EN-US style='font-family:"Monospaced","serif"'>B</span><span lang=EN-US style='font-family:"Monospaced","serif";color:#4A55DB'>(</span><span lang=EN-US style='font-family:"Monospaced","serif"'>i,</span><span lang=EN-US style='font-family:"Monospaced","serif";color:rosybrown'>1</span><span lang=EN-US style='font-family:"Monospaced","serif";color:#4A55DB'>)</span><span lang=EN-US style='font-family:"Monospaced","serif"'>;</span><o:p></o:p></p><p class=MsoNormal><span lang=EN-US style='font-family:"Monospaced","serif";color:#A020F0'>end<br><br></span><span lang=EN-US style='font-family:"Monospaced","serif"'>by </span><span lang=EN-US style='font-family:"Monospaced","serif";color:#A020F0'><br></span><br><span lang=EN-US style='font-family:"Monospaced","serif"'>C</span><span lang=EN-US style='font-family:"Monospaced","serif";color:#4A55DB'>(</span><span lang=EN-US style='font-family:"Monospaced","serif"'>:,</span><span lang=EN-US style='font-family:"Monospaced","serif";color:rosybrown'>1</span><span lang=EN-US style='font-family:"Monospaced","serif";color:#4A55DB'>)</span><span lang=EN-US style='font-family:"Monospaced","serif";color:#A020F0'> </span><span lang=EN-US style='font-family:"Monospaced","serif";color:#5C5C5C'>=</span><span lang=EN-US style='font-family:"Monospaced","serif";color:#A020F0'> </span><span lang=EN-US style='font-family:"Monospaced","serif"'>A</span><span lang=EN-US style='font-family:"Monospaced","serif";color:#4A55DB'>(</span><span lang=EN-US style='font-family:"Monospaced","serif"'>:,</span><span lang=EN-US style='font-family:"Monospaced","serif";color:rosybrown'>1</span><span lang=EN-US style='font-family:"Monospaced","serif";color:#4A55DB'>) .</span><span lang=EN-US style='font-family:"Monospaced","serif";color:#5C5C5C'>*</span><span lang=EN-US style='font-family:"Monospaced","serif"'> B</span><span lang=EN-US style='font-family:"Monospaced","serif";color:#4A55DB'>(</span><span lang=EN-US style='font-family:"Monospaced","serif"'>:,</span><span lang=EN-US style='font-family:"Monospaced","serif";color:rosybrown'>1</span><span lang=EN-US style='font-family:"Monospaced","serif";color:#4A55DB'>)</span><span lang=EN-US style='font-family:"Monospaced","serif"'>;<br><br>Serge Steer<br><br></span>On 15/11/2012 09:21, Paul Carrico wrote:<o:p></o:p></p></div><blockquote style='margin-top:5.0pt;margin-bottom:5.0pt'><p class=MsoNormal>Dear all,<o:p></o:p></p><p class=MsoNormal> <o:p></o:p></p><p class=MsoNormal><span lang=EN-US>Sorry for this basic question but I failed in finding the answer after a look in the documentation …</span><o:p></o:p></p><p class=MsoNormal><span lang=EN-US>… how can I optimize the following basic code (using vectorization instead of loops) ?</span><o:p></o:p></p><p class=MsoNormal><span lang=EN-US> </span><o:p></o:p></p><p class=MsoNormal><span lang=EN-US>Thanks to the community</span><o:p></o:p></p><p class=MsoNormal><span lang=EN-US> </span><o:p></o:p></p><p class=MsoNormal><span lang=EN-US>Paul</span><o:p></o:p></p><p class=MsoNormal><span lang=EN-US style='font-family:"Monospaced","serif";color:#32B9B9'>mode</span><span lang=EN-US style='font-family:"Monospaced","serif";color:#4A55DB'>(</span><span lang=EN-US style='font-family:"Monospaced","serif";color:rosybrown'>0</span><span lang=EN-US style='font-family:"Monospaced","serif";color:#4A55DB'>)</span><o:p></o:p></p><p class=MsoNormal><span lang=EN-US style='font-family:"Monospaced","serif"'> </span><o:p></o:p></p><p class=MsoNormal><span lang=EN-US style='font-family:"Monospaced","serif"'>A </span><span lang=EN-US style='font-family:"Monospaced","serif";color:#5C5C5C'>=</span><span lang=EN-US style='font-family:"Monospaced","serif"'> </span><span lang=EN-US style='font-family:"Monospaced","serif";color:#4A55DB'>[</span><span lang=EN-US style='font-family:"Monospaced","serif";color:rosybrown'>1</span><span lang=EN-US style='font-family:"Monospaced","serif"'> </span><span lang=EN-US style='font-family:"Monospaced","serif";color:#FFAA00'>:</span><span lang=EN-US style='font-family:"Monospaced","serif"'> </span><span lang=EN-US style='font-family:"Monospaced","serif";color:rosybrown'>0.2</span><span lang=EN-US style='font-family:"Monospaced","serif"'> </span><span lang=EN-US style='font-family:"Monospaced","serif";color:#FFAA00'>:</span><span lang=EN-US style='font-family:"Monospaced","serif"'> </span><span lang=EN-US style='font-family:"Monospaced","serif";color:rosybrown'>100</span><span lang=EN-US style='font-family:"Monospaced","serif";color:#4A55DB'>]</span><span lang=EN-US style='font-family:"Monospaced","serif";color:#5C5C5C'>'</span><o:p></o:p></p><p class=MsoNormal><span lang=EN-US style='font-family:"Monospaced","serif"'>B </span><span lang=EN-US style='font-family:"Monospaced","serif";color:#5C5C5C'>=</span><span lang=EN-US style='font-family:"Monospaced","serif"'> </span><span lang=EN-US style='font-family:"Monospaced","serif";color:#4A55DB'>[</span><span lang=EN-US style='font-family:"Monospaced","serif";color:rosybrown'>100</span><span lang=EN-US style='font-family:"Monospaced","serif"'> </span><span lang=EN-US style='font-family:"Monospaced","serif";color:#FFAA00'>:</span><span lang=EN-US style='font-family:"Monospaced","serif"'> </span><span lang=EN-US style='font-family:"Monospaced","serif";color:rosybrown'>1</span><span lang=EN-US style='font-family:"Monospaced","serif"'> </span><span lang=EN-US style='font-family:"Monospaced","serif";color:#FFAA00'>:</span><span lang=EN-US style='font-family:"Monospaced","serif"'> </span><span lang=EN-US style='font-family:"Monospaced","serif";color:rosybrown'>595</span><span lang=EN-US style='font-family:"Monospaced","serif";color:#4A55DB'>]</span><span lang=EN-US style='font-family:"Monospaced","serif";color:#5C5C5C'>'</span><o:p></o:p></p><p class=MsoNormal><span lang=EN-US style='font-family:"Monospaced","serif"'> </span><o:p></o:p></p><p class=MsoNormal><span lang=EN-US style='font-family:"Monospaced","serif";color:#4A55DB'>[</span><span lang=EN-US style='font-family:"Monospaced","serif"'>nl,nc</span><span lang=EN-US style='font-family:"Monospaced","serif";color:#4A55DB'>]</span><span lang=EN-US style='font-family:"Monospaced","serif"'> </span><span lang=EN-US style='font-family:"Monospaced","serif";color:#5C5C5C'>=</span><span lang=EN-US style='font-family:"Monospaced","serif"'> </span><span lang=EN-US style='font-family:"Monospaced","serif";color:#32B9B9'>size</span><span lang=EN-US style='font-family:"Monospaced","serif";color:#4A55DB'>(</span><span lang=EN-US style='font-family:"Monospaced","serif"'>A</span><span lang=EN-US style='font-family:"Monospaced","serif";color:#4A55DB'>)</span><span lang=EN-US style='font-family:"Monospaced","serif"'>;</span><o:p></o:p></p><p class=MsoNormal><span lang=EN-US style='font-family:"Monospaced","serif"'>C </span><span lang=EN-US style='font-family:"Monospaced","serif";color:#5C5C5C'>=</span><span lang=EN-US style='font-family:"Monospaced","serif"'> </span><span lang=EN-US style='font-family:"Monospaced","serif";color:#32B9B9'>zeros</span><span lang=EN-US style='font-family:"Monospaced","serif";color:#4A55DB'>(</span><span lang=EN-US style='font-family:"Monospaced","serif"'>nl,</span><span lang=EN-US style='font-family:"Monospaced","serif";color:rosybrown'>1</span><span lang=EN-US style='font-family:"Monospaced","serif";color:#4A55DB'>)</span><span lang=EN-US style='font-family:"Monospaced","serif"'>;</span><o:p></o:p></p><p class=MsoNormal><span lang=EN-US style='font-family:"Monospaced","serif"'> </span><o:p></o:p></p><p class=MsoNormal><span lang=EN-US style='font-family:"Monospaced","serif";color:#A020F0'>for</span><span lang=EN-US style='font-family:"Monospaced","serif"'> i </span><span lang=EN-US style='font-family:"Monospaced","serif";color:#5C5C5C'>=</span><span lang=EN-US style='font-family:"Monospaced","serif"'> </span><span lang=EN-US style='font-family:"Monospaced","serif";color:rosybrown'>1</span><span lang=EN-US style='font-family:"Monospaced","serif"'> </span><span lang=EN-US style='font-family:"Monospaced","serif";color:#FFAA00'>:</span><span lang=EN-US style='font-family:"Monospaced","serif"'> nl</span><o:p></o:p></p><p class=MsoNormal><span lang=EN-US style='font-family:"Monospaced","serif"'> C</span><span lang=EN-US style='font-family:"Monospaced","serif";color:#4A55DB'>(</span><span lang=EN-US style='font-family:"Monospaced","serif"'>i,</span><span lang=EN-US style='font-family:"Monospaced","serif";color:rosybrown'>1</span><span lang=EN-US style='font-family:"Monospaced","serif";color:#4A55DB'>)</span><span lang=EN-US style='font-family:"Monospaced","serif"'> </span><span lang=EN-US style='font-family:"Monospaced","serif";color:#5C5C5C'>=</span><span lang=EN-US style='font-family:"Monospaced","serif"'> A</span><span lang=EN-US style='font-family:"Monospaced","serif";color:#4A55DB'>(</span><span lang=EN-US style='font-family:"Monospaced","serif"'>i,</span><span lang=EN-US style='font-family:"Monospaced","serif";color:rosybrown'>1</span><span lang=EN-US style='font-family:"Monospaced","serif";color:#4A55DB'>)</span><span lang=EN-US style='font-family:"Monospaced","serif";color:#5C5C5C'>*</span><span lang=EN-US style='font-family:"Monospaced","serif"'>B</span><span lang=EN-US style='font-family:"Monospaced","serif";color:#4A55DB'>(</span><span lang=EN-US style='font-family:"Monospaced","serif"'>i,</span><span lang=EN-US style='font-family:"Monospaced","serif";color:rosybrown'>1</span><span lang=EN-US style='font-family:"Monospaced","serif";color:#4A55DB'>)</span><span lang=EN-US style='font-family:"Monospaced","serif"'>;</span><o:p></o:p></p><p class=MsoNormal><span lang=EN-US style='font-family:"Monospaced","serif";color:#A020F0'>end</span><o:p></o:p></p><p class=MsoNormal><span lang=EN-US style='font-family:"Monospaced","serif"'> </span><o:p></o:p></p><p class=MsoNormal><i><span lang=EN-US style='font-family:"Monospaced","serif";color:#64AE64'>// D = prod(</span></i><o:p></o:p></p><p class=MsoNormal><i><span style='font-family:"Monospaced","serif";color:#64AE64'>//A(nl,1)*B(nl,1) - C(nl,1)</span></i><o:p></o:p></p><p class=MsoNormal><span lang=EN-US> </span><o:p></o:p></p><p class=MsoNormal><span style='font-size:12.0pt;font-family:"Times New Roman","serif"'><br><br><br><o:p></o:p></span></p><pre>_______________________________________________<o:p></o:p></pre><pre>users mailing list<o:p></o:p></pre><pre><a href="mailto:users@lists.scilab.org">users@lists.scilab.org</a><o:p></o:p></pre><pre><a href="http://lists.scilab.org/mailman/listinfo/users">http://lists.scilab.org/mailman/listinfo/users</a><o:p></o:p></pre></blockquote><p class=MsoNormal><span style='font-size:12.0pt;font-family:"Times New Roman","serif"'><o:p> </o:p></span></p></div></body></html>