<html><body><div style="color:#000; background-color:#fff; font-family:verdana, helvetica, sans-serif;font-size:13px"><div><br></div><div style="font-family: verdana, helvetica, sans-serif; font-size: 13px;"><div style="font-family: HelveticaNeue, 'Helvetica Neue', Helvetica, Arial, 'Lucida Grande', sans-serif; font-size: 12px;"><div class="y_msg_container"><div id="yiv1207202346"><div><div style="color: rgb(0, 0, 0); background-color: rgb(255, 255, 255); font-family: HelveticaNeue, 'Helvetica Neue', Helvetica, Arial, 'Lucida Grande', sans-serif; font-size: 10px;"><div class="yiv1207202346" style=""><span style="font-family: verdana, helvetica, sans-serif; font-size: 13px;" class="yiv1207202346">Hi Scilab users,</span></div><div style="color: rgb(0, 0, 0); font-size: 13px; font-family: verdana, helvetica, sans-serif; background-color: transparent; font-style: normal;" class="yiv1207202346"><span style="font-family: verdana, helvetica, sans-serif;
font-size: 13px;" class="yiv1207202346"><br class="yiv1207202346" style=""></span></div><div style="color:rgb(0, 0, 0);background-color:transparent;font-style:normal;" class="yiv1207202346"><span style="font-family: verdana, helvetica, sans-serif; font-size: 13px;" class="yiv1207202346">I plotted a graph, as follows:</span></div><div style="color:rgb(0, 0, 0);background-color:transparent;font-style:normal;" class="yiv1207202346"><span style="font-family: verdana, helvetica, sans-serif; font-size: small;" class="yiv1207202346"><br class="yiv1207202346" style=""></span></div><div style="color:rgb(0, 0, 0);background-color:transparent;font-style:normal;" class="yiv1207202346"><span style="font-family: verdana, helvetica, sans-serif; font-size: small;" class="yiv1207202346"></span></div><pre class="yiv1207202346" style=""><pre class="yiv1207202346" style=""><span style="font-family: verdana, helvetica, sans-serif; font-size: small;"
class="yiv1207202346"><span style="color:rgb(50,185,185);" class="yiv1207202346">clear</span>;
<span style="color:rgb(50,185,185);" class="yiv1207202346">clc</span>;
<span style="color:rgb(176,24,19);" class="yiv1207202346">function</span> <span style="color:rgb(131,67,16);font-weight:bold;" class="yiv1207202346">f</span><span style="color:rgb(92,92,92);" class="yiv1207202346">=</span><span style="text-decoration:underline;" class="yiv1207202346">myfunction</span><span style="color:rgb(74,85,219);" class="yiv1207202346">(</span><span style="color:rgb(131,67,16);font-weight:bold;" class="yiv1207202346">x</span><span style="color:rgb(74,85,219);" class="yiv1207202346">)</span>
<span style="color:rgb(131,67,16);font-weight:bold;" class="yiv1207202346">f</span> <span style="color:rgb(92,92,92);" class="yiv1207202346">=</span> <span style="color:rgb(188,143,143);" class="yiv1207202346">3</span><span style="color:rgb(92,92,92);" class="yiv1207202346">*</span><span style="color:rgb(174,92,176);text-decoration:underline;" class="yiv1207202346">cosh</span><span style="color:rgb(74,85,219);" class="yiv1207202346">(</span><span style="color:rgb(131,67,16);font-weight:bold;" class="yiv1207202346">x</span><span style="color:rgb(92,92,92);" class="yiv1207202346">/</span><span style="color:rgb(188,143,143);" class="yiv1207202346">3</span><span style="color:rgb(74,85,219);" class="yiv1207202346">)</span>
<span style="color:rgb(176,24,19);" class="yiv1207202346">endfunction</span>
<span style="color:rgb(100,174,100);font-style:italic;" class="yiv1207202346">// Plot</span>
<span style="color:rgb(174,92,176);text-decoration:underline;" class="yiv1207202346">scf</span><span style="color:rgb(74,85,219);" class="yiv1207202346">(</span><span style="color:rgb(188,143,143);" class="yiv1207202346">1</span><span style="color:rgb(74,85,219);" class="yiv1207202346">)</span>;
<span style="color:rgb(174,92,176);text-decoration:underline;" class="yiv1207202346">clf</span><span style="color:rgb(74,85,219);" class="yiv1207202346">(</span><span style="color:rgb(188,143,143);" class="yiv1207202346">1</span><span style="color:rgb(74,85,219);" class="yiv1207202346">)</span>;
xdata <span style="color:rgb(92,92,92);" class="yiv1207202346">=</span> <span style="color:rgb(174,92,176);text-decoration:underline;" class="yiv1207202346">linspace</span> <span style="color:rgb(74,85,219);" class="yiv1207202346">(</span> <span style="color:rgb(92,92,92);" class="yiv1207202346">-</span><span style="color:rgb(188,143,143);" class="yiv1207202346">5</span> , <span style="color:rgb(188,143,143);" class="yiv1207202346">5</span> , <span style="color:rgb(188,143,143);" class="yiv1207202346">100</span> <span style="color:rgb(74,85,219);" class="yiv1207202346">)</span>;
ydata <span style="color:rgb(92,92,92);" class="yiv1207202346">=</span> <span style="text-decoration:underline;" class="yiv1207202346">myfunction</span> <span style="color:rgb(74,85,219);" class="yiv1207202346">(</span> xdata <span style="color:rgb(74,85,219);" class="yiv1207202346">)</span>;
<span style="color:rgb(174,92,176);text-decoration:underline;" class="yiv1207202346">plot</span> <span style="color:rgb(74,85,219);" class="yiv1207202346">(</span> xdata , ydata <span style="color:rgb(74,85,219);" class="yiv1207202346">)</span>;
<span style="color:rgb(174,92,176);text-decoration:underline;" class="yiv1207202346">xlabel</span><span style="color:rgb(74,85,219);" class="yiv1207202346">(</span><span style="color:rgb(188,143,143);" class="yiv1207202346">"</span><span style="color:rgb(188,143,143);" class="yiv1207202346">$-5\le x\le 5$</span><span style="color:rgb(188,143,143);" class="yiv1207202346">"</span>,<span style="color:rgb(188,143,143);" class="yiv1207202346">"</span><span style="color:rgb(188,143,143);" class="yiv1207202346">fontsize</span><span style="color:rgb(188,143,143);" class="yiv1207202346">"</span>,<span style="color:rgb(188,143,143);" class="yiv1207202346">4</span>,<span style="color:rgb(188,143,143);" class="yiv1207202346">"</span><span style="color:rgb(188,143,143);" class="yiv1207202346">color</span><span style="color:rgb(188,143,143);" class="yiv1207202346">"</span>,<span style="color:rgb(188,143,143);" class="yiv1207202346">"</span><span
style="color:rgb(188,143,143);" class="yiv1207202346">red</span><span style="color:rgb(188,143,143);" class="yiv1207202346">"</span><span style="color:rgb(74,85,219);" class="yiv1207202346">)</span>;
<span style="color:rgb(174,92,176);text-decoration:underline;" class="yiv1207202346">ylabel</span><span style="color:rgb(74,85,219);" class="yiv1207202346">(</span><span style="color:rgb(188,143,143);" class="yiv1207202346">"</span><span style="color:rgb(188,143,143);" class="yiv1207202346">y</span><span style="color:rgb(188,143,143);" class="yiv1207202346">"</span>,<span style="color:rgb(188,143,143);" class="yiv1207202346">"</span><span style="color:rgb(188,143,143);" class="yiv1207202346">fontsize</span><span style="color:rgb(188,143,143);" class="yiv1207202346">"</span>,<span style="color:rgb(188,143,143);" class="yiv1207202346">4</span>,<span style="color:rgb(188,143,143);" class="yiv1207202346">"</span><span style="color:rgb(188,143,143);" class="yiv1207202346">color</span><span style="color:rgb(188,143,143);" class="yiv1207202346">"</span>,<span style="color:rgb(188,143,143);" class="yiv1207202346">"</span><span style="color:rgb(188,143,143);"
class="yiv1207202346">red</span><span style="color:rgb(188,143,143);" class="yiv1207202346">"</span><span style="color:rgb(74,85,219);" class="yiv1207202346">)</span>;
<span style="color:rgb(174,92,176);text-decoration:underline;" class="yiv1207202346">title</span><span style="color:rgb(74,85,219);" class="yiv1207202346">(</span><span style="color:rgb(188,143,143);" class="yiv1207202346">"</span><span style="color:rgb(188,143,143);" class="yiv1207202346">Function</span><span style="color:rgb(188,143,143);" class="yiv1207202346">"</span>,<span style="color:rgb(188,143,143);" class="yiv1207202346">"</span><span style="color:rgb(188,143,143);" class="yiv1207202346">color</span><span style="color:rgb(188,143,143);" class="yiv1207202346">"</span>, <span style="color:rgb(188,143,143);" class="yiv1207202346">"</span><span style="color:rgb(188,143,143);" class="yiv1207202346">red</span><span style="color:rgb(188,143,143);" class="yiv1207202346">"</span>,<span style="color:rgb(188,143,143);" class="yiv1207202346">"</span><span style="color:rgb(188,143,143);" class="yiv1207202346">fontsize</span><span
style="color:rgb(188,143,143);" class="yiv1207202346">"</span>,<span style="color:rgb(188,143,143);" class="yiv1207202346">4</span><span style="color:rgb(74,85,219);" class="yiv1207202346">)</span>;
<span style="color:rgb(174,92,176);text-decoration:underline;" class="yiv1207202346">legend</span><span style="color:rgb(74,85,219);" class="yiv1207202346">(</span><span style="color:rgb(188,143,143);" class="yiv1207202346">"</span><span style="color:rgb(188,143,143);" class="yiv1207202346">y = 3 cosh(x/3)</span><span style="color:rgb(188,143,143);" class="yiv1207202346">"</span><span style="color:rgb(74,85,219);" class="yiv1207202346">)</span>;</span></pre><pre class="yiv1207202346" style=""><br class="yiv1207202346" style=""></pre><pre class="yiv1207202346" style=""><span style="font-family: verdana, helvetica, sans-serif; font-size: 13px;" class="yiv1207202346">However, the y-axis starts from 3 to 9. How could I set y-axis from -1 to 9?</span></pre><pre class="yiv1207202346" style=""><span style="font-family: verdana, helvetica, sans-serif; font-size: 13px;" class="yiv1207202346"><br></span></pre><pre class="yiv1207202346" style=""><span
style="font-family: verdana, helvetica, sans-serif; font-size: 13px;" class="yiv1207202346">In addition, how could I change the colors of following functions f(x), g(x) and h(x)?</span></pre><pre class="yiv1207202346" style=""><span class="yiv1207202346"><pre class="yiv1207202346"><span style="font-family: verdana, helvetica, sans-serif; font-size: 13px;"><span style="color:rgb(50,185,185);" class="yiv1207202346">clear</span>;
<span style="color:rgb(50,185,185);" class="yiv1207202346">clc</span>;
<span style="color:rgb(176,24,19);" class="yiv1207202346">function</span> <span style="color:rgb(131,67,16);font-weight:bold;" class="yiv1207202346">f</span><span style="color:rgb(92,92,92);" class="yiv1207202346">=</span><span style="text-decoration:underline;" class="yiv1207202346">myfunction1</span><span style="color:rgb(74,85,219);" class="yiv1207202346">(</span><span style="color:rgb(131,67,16);font-weight:bold;" class="yiv1207202346">x</span><span style="color:rgb(74,85,219);" class="yiv1207202346">)</span>
<span style="color:rgb(131,67,16);font-weight:bold;" class="yiv1207202346">f</span> <span style="color:rgb(92,92,92);" class="yiv1207202346">=</span> <span style="color:rgb(131,67,16);font-weight:bold;" class="yiv1207202346">x</span><span style="color:rgb(92,92,92);" class="yiv1207202346">^</span><span style="color:rgb(188,143,143);" class="yiv1207202346">3</span><span style="color:rgb(92,92,92);" class="yiv1207202346">-</span><span style="color:rgb(188,143,143);" class="yiv1207202346">3</span><span style="color:rgb(92,92,92);" class="yiv1207202346">*</span><span style="color:rgb(131,67,16);font-weight:bold;" class="yiv1207202346">x</span>
<span style="color:rgb(176,24,19);" class="yiv1207202346">endfunction</span>
<span style="color:rgb(176,24,19);" class="yiv1207202346">function</span> <span style="color:rgb(131,67,16);font-weight:bold;" class="yiv1207202346">g</span><span style="color:rgb(92,92,92);" class="yiv1207202346">=</span><span style="text-decoration:underline;" class="yiv1207202346">myfunction2</span><span style="color:rgb(74,85,219);" class="yiv1207202346">(</span><span style="color:rgb(131,67,16);font-weight:bold;" class="yiv1207202346">x</span><span style="color:rgb(74,85,219);" class="yiv1207202346">)</span>
<span style="color:rgb(131,67,16);font-weight:bold;" class="yiv1207202346">g</span> <span style="color:rgb(92,92,92);" class="yiv1207202346">=</span> <span style="color:rgb(92,92,92);" class="yiv1207202346">-</span><span style="color:rgb(131,67,16);font-weight:bold;" class="yiv1207202346">x</span>
<span style="color:rgb(176,24,19);" class="yiv1207202346">endfunction</span>
<span style="color:rgb(176,24,19);" class="yiv1207202346">function</span> <span style="color:rgb(131,67,16);font-weight:bold;" class="yiv1207202346">h</span><span style="color:rgb(92,92,92);" class="yiv1207202346">=</span><span style="text-decoration:underline;" class="yiv1207202346">myfunction3</span><span style="color:rgb(74,85,219);" class="yiv1207202346">(</span><span style="color:rgb(131,67,16);font-weight:bold;" class="yiv1207202346">x</span><span style="color:rgb(74,85,219);" class="yiv1207202346">)</span>
<span style="color:rgb(131,67,16);font-weight:bold;" class="yiv1207202346">h</span> <span style="color:rgb(92,92,92);" class="yiv1207202346">=</span> <span style="color:rgb(92,92,92);" class="yiv1207202346">-</span><span style="color:rgb(131,67,16);font-weight:bold;" class="yiv1207202346">x</span><span style="color:rgb(92,92,92);" class="yiv1207202346">^</span><span style="color:rgb(188,143,143);" class="yiv1207202346">2</span>
<span style="color:rgb(176,24,19);" class="yiv1207202346">endfunction</span>
<span style="color:rgb(100,174,100);font-style:italic;" class="yiv1207202346">// Plot</span>
<span style="color:rgb(174,92,176);text-decoration:underline;" class="yiv1207202346">scf</span><span style="color:rgb(74,85,219);" class="yiv1207202346">(</span><span style="color:rgb(188,143,143);" class="yiv1207202346">1</span><span style="color:rgb(74,85,219);" class="yiv1207202346">)</span>;
<span style="color:rgb(174,92,176);text-decoration:underline;" class="yiv1207202346">clf</span><span style="color:rgb(74,85,219);" class="yiv1207202346">(</span><span style="color:rgb(188,143,143);" class="yiv1207202346">1</span><span style="color:rgb(74,85,219);" class="yiv1207202346">)</span>;
xdata <span style="color:rgb(92,92,92);" class="yiv1207202346">=</span> <span style="color:rgb(174,92,176);text-decoration:underline;" class="yiv1207202346">linspace</span> <span style="color:rgb(74,85,219);" class="yiv1207202346">(</span> <span style="color:rgb(92,92,92);" class="yiv1207202346">-</span><span style="color:rgb(188,143,143);" class="yiv1207202346">2</span> , <span style="color:rgb(188,143,143);" class="yiv1207202346">2</span> , <span style="color:rgb(188,143,143);" class="yiv1207202346">100</span> <span style="color:rgb(74,85,219);" class="yiv1207202346">)</span>;
ydata1 <span style="color:rgb(92,92,92);" class="yiv1207202346">=</span> <span style="text-decoration:underline;" class="yiv1207202346">myfunction1</span> <span style="color:rgb(74,85,219);" class="yiv1207202346">(</span> xdata <span style="color:rgb(74,85,219);" class="yiv1207202346">)</span>;
ydata2 <span style="color:rgb(92,92,92);" class="yiv1207202346">=</span> <span style="text-decoration:underline;" class="yiv1207202346">myfunction2</span> <span style="color:rgb(74,85,219);" class="yiv1207202346">(</span> xdata <span style="color:rgb(74,85,219);" class="yiv1207202346">)</span>;
ydata3 <span style="color:rgb(92,92,92);" class="yiv1207202346">=</span> <span style="text-decoration:underline;" class="yiv1207202346">myfunction3</span> <span style="color:rgb(74,85,219);" class="yiv1207202346">(</span> xdata <span style="color:rgb(74,85,219);" class="yiv1207202346">)</span>;
<span style="color:rgb(174,92,176);text-decoration:underline;" class="yiv1207202346">plot</span> <span style="color:rgb(74,85,219);" class="yiv1207202346">(</span> xdata , <span style="color:rgb(74,85,219);" class="yiv1207202346">[</span>ydata1; ydata2; ydata3<span style="color:rgb(74,85,219);" class="yiv1207202346">]</span><span style="color:rgb(74,85,219);" class="yiv1207202346">)</span>;
<span style="color:rgb(174,92,176);text-decoration:underline;" class="yiv1207202346">xlabel</span><span style="color:rgb(74,85,219);" class="yiv1207202346">(</span><span style="color:rgb(188,143,143);" class="yiv1207202346">"</span><span style="color:rgb(188,143,143);" class="yiv1207202346">$-2\le x\le 2$</span><span style="color:rgb(188,143,143);" class="yiv1207202346">"</span>,<span style="color:rgb(188,143,143);" class="yiv1207202346">"</span><span style="color:rgb(188,143,143);" class="yiv1207202346">fontsize</span><span style="color:rgb(188,143,143);" class="yiv1207202346">"</span>,<span style="color:rgb(188,143,143);" class="yiv1207202346">4</span>,<span style="color:rgb(188,143,143);" class="yiv1207202346">"</span><span style="color:rgb(188,143,143);" class="yiv1207202346">color</span><span style="color:rgb(188,143,143);" class="yiv1207202346">"</span>,<span style="color:rgb(188,143,143);" class="yiv1207202346">"</span><span
style="color:rgb(188,143,143);" class="yiv1207202346">red</span><span style="color:rgb(188,143,143);" class="yiv1207202346">"</span><span style="color:rgb(74,85,219);" class="yiv1207202346">)</span>;
<span style="color:rgb(174,92,176);text-decoration:underline;" class="yiv1207202346">ylabel</span><span style="color:rgb(74,85,219);" class="yiv1207202346">(</span><span style="color:rgb(188,143,143);" class="yiv1207202346">"</span><span style="color:rgb(188,143,143);" class="yiv1207202346">y</span><span style="color:rgb(188,143,143);" class="yiv1207202346">"</span>,<span style="color:rgb(188,143,143);" class="yiv1207202346">"</span><span style="color:rgb(188,143,143);" class="yiv1207202346">fontsize</span><span style="color:rgb(188,143,143);" class="yiv1207202346">"</span>,<span style="color:rgb(188,143,143);" class="yiv1207202346">4</span>,<span style="color:rgb(188,143,143);" class="yiv1207202346">"</span><span style="color:rgb(188,143,143);" class="yiv1207202346">color</span><span style="color:rgb(188,143,143);" class="yiv1207202346">"</span>,<span style="color:rgb(188,143,143);" class="yiv1207202346">"</span><span style="color:rgb(188,143,143);"
class="yiv1207202346">red</span><span style="color:rgb(188,143,143);" class="yiv1207202346">"</span><span style="color:rgb(74,85,219);" class="yiv1207202346">)</span>;
<span style="color:rgb(174,92,176);text-decoration:underline;" class="yiv1207202346">title</span><span style="color:rgb(74,85,219);" class="yiv1207202346">(</span><span style="color:rgb(188,143,143);" class="yiv1207202346">"</span><span style="color:rgb(188,143,143);" class="yiv1207202346">Function</span><span style="color:rgb(188,143,143);" class="yiv1207202346">"</span>,<span style="color:rgb(188,143,143);" class="yiv1207202346">"</span><span style="color:rgb(188,143,143);" class="yiv1207202346">color</span><span style="color:rgb(188,143,143);" class="yiv1207202346">"</span>, <span style="color:rgb(188,143,143);" class="yiv1207202346">"</span><span style="color:rgb(188,143,143);" class="yiv1207202346">red</span><span style="color:rgb(188,143,143);" class="yiv1207202346">"</span>,<span style="color:rgb(188,143,143);" class="yiv1207202346">"</span><span style="color:rgb(188,143,143);" class="yiv1207202346">fontsize</span><span
style="color:rgb(188,143,143);" class="yiv1207202346">"</span>,<span style="color:rgb(188,143,143);" class="yiv1207202346">4</span><span style="color:rgb(74,85,219);" class="yiv1207202346">)</span>;
<span style="color:rgb(174,92,176);text-decoration:underline;" class="yiv1207202346">legend</span><span style="color:rgb(74,85,219);" class="yiv1207202346">(</span><span style="color:rgb(188,143,143);" class="yiv1207202346">"</span><span style="color:rgb(188,143,143);" class="yiv1207202346">f(x) = x^3-3x</span><span style="color:rgb(188,143,143);" class="yiv1207202346">"</span>, <span style="color:rgb(188,143,143);" class="yiv1207202346">"</span><span style="color:rgb(188,143,143);" class="yiv1207202346">g(x) = -x</span><span style="color:rgb(188,143,143);" class="yiv1207202346">"</span>,<span style="color:rgb(188,143,143);" class="yiv1207202346">"</span><span style="color:rgb(188,143,143);" class="yiv1207202346">h(x) = -x^2</span><span style="color:rgb(188,143,143);" class="yiv1207202346">"</span><span style="color:rgb(74,85,219);" class="yiv1207202346">)</span>; // <- How could I show correctly the exponentials of those polinomial functions? I
don't like to use on legends "^".</span></pre><pre style="font-family: Monospaced;" class="yiv1207202346"><br></pre></span></pre><pre class="yiv1207202346" style=""><span style="font-family: verdana, helvetica, sans-serif; font-size: 13px;" class="yiv1207202346">Thank you in advance.</span></pre><pre class="yiv1207202346" style=""><span style="font-family: verdana, helvetica, sans-serif; font-size: 13px;" class="yiv1207202346">All best,</span></pre><pre class="yiv1207202346" style=""><span style="font-family: verdana, helvetica, sans-serif; font-size: 13px;" class="yiv1207202346">Reinaldo.</span></pre></pre></div></div></div><br><br></div> </div> </div> </div></body></html>