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Show First 20 Lines • Show All 47 Lines • ▼ Show 20 Line(s)43<span style="font-weight:bold;">classdef</span> polynomial2
48 <span style="font-weight:bold;">methods</span> 48​ <span style="font-weight:bold;">methods</span>
49 <span style="font-weight:bold;">function</span> p = polynomial2 (a) 49​ <span style="font-weight:bold;">function</span> p = polynomial2 (a)
50 <span style="font-weight:bold;">if</span> (<span style="color:#644a9b;">nargin</span> &gt; <span style="color:#b08000;">1</span>) 50​ <span style="font-weight:bold;">if</span> (<span style="color:#644a9b;">nargin</span> &gt; <span style="color:#b08000;">1</span>)
51 <span style="color:#644a9b;">print_usage</span> (); 51​ <span style="color:#644a9b;">print_usage</span> ();
52 <span style="font-weight:bold;">endif</span> 52​ <span style="font-weight:bold;">endif</span>
53 53​
54 <span style="font-weight:bold;">if</span> (<span style="color:#644a9b;">nargin</span> == <span style="color:#b08000;">1</span>) 54​ <span style="font-weight:bold;">if</span> (<span style="color:#644a9b;">nargin</span> == <span style="color:#b08000;">1</span>)
55 <span style="font-weight:bold;">if</span> (<span style="color:#644a9b;">isa</span> (a, <span style="color:#bf0303;">&quot;polynomial2&quot;</span>)) 55​ <span style="font-weight:bold;">if</span> (<span style="color:#644a9b;">isa</span> (a, <span style="color:#bf0303;">&quot;polynomial2&quot;</span>))
56 p.<span style="color:#644a9b;">poly</span> = a.<span style="color:#644a9b;">poly</span>; 56​ p.poly = a.poly;
57 <span style="font-weight:bold;">elseif</span> (<span style="color:#644a9b;">isreal</span> (a) &amp;&amp; <span style="color:#644a9b;">isvector</span> (a)) 57​ <span style="font-weight:bold;">elseif</span> (<span style="color:#644a9b;">isreal</span> (a) &amp;&amp; <span style="color:#644a9b;">isvector</span> (a))
58 p.<span style="color:#644a9b;">poly</span> = a(:).'; <span style="color:#898887;"># force row vector</span> 58​ p.poly = a(:).'; <span style="color:#898887;"># force row vector</span>
59 <span style="font-weight:bold;">else</span> 59​ <span style="font-weight:bold;">else</span>
60 <span style="color:#644a9b;">error</span> (<span style="color:#bf0303;">&quot;polynomial2: A must be a real vector&quot;</span>); 60​ <span style="color:#644a9b;">error</span> (<span style="color:#bf0303;">&quot;polynomial2: A must be a real vector&quot;</span>);
61 <span style="font-weight:bold;">endif</span> 61​ <span style="font-weight:bold;">endif</span>
62 <span style="font-weight:bold;">endif</span> 62​ <span style="font-weight:bold;">endif</span>
63 <span style="font-weight:bold;">endfunction</span> 63​ <span style="font-weight:bold;">endfunction</span>
64 64​
65 <span style="font-weight:bold;">function</span> <span style="color:#644a9b;">disp</span> (p) 65​ <span style="font-weight:bold;">function</span> <span style="color:#644a9b;">disp</span> (p)
66 a = p.<span style="color:#644a9b;">poly</span>; 66​ a = p.poly;
67 first = <span style="color:#644a9b;">true</span>; 67​ first = <span style="color:#644a9b;">true</span>;
68 <span style="font-weight:bold;">for</span> <span style="color:#644a9b;">i</span> = <span style="color:#b08000;">1</span> : <span style="color:#644a9b;">length</span> (a); 68​ <span style="font-weight:bold;">for</span> <span style="color:#644a9b;">i</span> = <span style="color:#b08000;">1</span> : <span style="color:#644a9b;">length</span> (a);
69 <span style="font-weight:bold;">if</span> (a(<span style="color:#644a9b;">i</span>) != <span style="color:#b08000;">0</span>) 69​ <span style="font-weight:bold;">if</span> (a(<span style="color:#644a9b;">i</span>) != <span style="color:#b08000;">0</span>)
70 <span style="font-weight:bold;">if</span> (first) 70​ <span style="font-weight:bold;">if</span> (first)
71 first = <span style="color:#644a9b;">false</span>; 71​ first = <span style="color:#644a9b;">false</span>;
72 <span style="font-weight:bold;">elseif</span> (a(<span style="color:#644a9b;">i</span>) &gt; <span style="color:#b08000;">0</span> || <span style="color:#644a9b;">isnan</span> (a(<span style="color:#644a9b;">i</span>))) 72​ <span style="font-weight:bold;">elseif</span> (a(<span style="color:#644a9b;">i</span>) &gt; <span style="color:#b08000;">0</span> || <span style="color:#644a9b;">isnan</span> (a(<span style="color:#644a9b;">i</span>)))
73 <span style="color:#644a9b;">printf</span> (<span style="color:#bf0303;">&quot; +&quot;</span>); 73​ <span style="color:#644a9b;">printf</span> (<span style="color:#bf0303;">&quot; +&quot;</span>);
74 <span style="font-weight:bold;">endif</span> 74​ <span style="font-weight:bold;">endif</span>
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