Matlab incorrect computation result : <p>I got a few Matlab code to play. But the answer is not correct:</p>

<pre><code>x = linspace(-pi, pi, 10)

sinc = @(x) sin(x) ./ x

sinc(x) // wrong result occurs at here.
</code></pre>

<p>The expected result as below:</p>

<pre><code>ans =

  Columns 1 through 6:

  3.8982e-17   2.6306e-01   5.6425e-01   8.2699e-01   9.7982e-01   9.7982e-01

Columns 7 through 10:

  8.2699e-01   5.6425e-01   2.6306e-01   3.8982e-17
</code></pre>

<p>real result:</p>

<pre><code>ans =
 Columns 1 through 3
  0.000000000000000   0.263064408273866   0.564253278793615
 Columns 4 through 6
  0.826993343132688   0.979815536051016   0.979815536051016
 Columns 7 through 9
  0.826993343132688   0.564253278793615   0.263064408273866
 Column 10
  0.000000000000000
</code></pre>

<p>details: My OS is arch linux, 
         Matlab is downloaded through official website.</p>

<p>matlab version is 2015b</p>
