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  45 <h1>SineCosine Example<br/>
  46 <small>
  47 [<a class="el" href="group__group_examples.html">Examples</a>]</small>
  48 </h1>  </div>
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  53 <dl class="user"><dt><b>Description:</b></dt><dd></dd></dl>
  54 <dl class="user"><dt><b></b></dt><dd>Demonstrates the Pythagorean trignometric identity with the use of Cosine, Sine, Vector Multiplication, and Vector Addition functions.</dd></dl>
  55 <dl class="user"><dt><b>Algorithm:</b></dt><dd></dd></dl>
  56 <dl class="user"><dt><b></b></dt><dd>Mathematically, the Pythagorean trignometric identity is defined by the following equation: <pre>sin(x) * sin(x) + cos(x) * cos(x) = 1</pre> where <code>x</code> is the angle in radians.</dd></dl>
  57 <dl class="user"><dt><b>Block Diagram:</b></dt><dd></dd></dl>
  58 <dl class="user"><dt><b></b></dt><dd><div align="center">
  59 <img src="sinCos.gif" alt="sinCos.gif"/>
  60 </div>
  61 </dd></dl>
  62 <dl class="user"><dt><b>Variables Description:</b></dt><dd></dd></dl>
  63 <dl class="user"><dt><b></b></dt><dd><ul>
  64 <li><code>testInput_f32</code> array of input angle in radians </li>
  65 <li><code>testOutput</code> stores sum of the squares of sine and cosine values of input angle</li>
  66 </ul>
  67 </dd></dl>
  68 <dl class="user"><dt><b>CMSIS DSP Software Library Functions Used:</b></dt><dd></dd></dl>
  69 <dl class="user"><dt><b></b></dt><dd><ul>
  70 <li><a class="el" href="group__cos.html#gace15287f9c64b9b4084d1c797d4c49d8" title="Fast approximation to the trigonometric cosine function for floating-point data.">arm_cos_f32()</a></li>
  71 <li><a class="el" href="group__sin.html#gae164899c4a3fc0e946dc5d55555fe541" title="Fast approximation to the trigonometric sine function for floating-point data.">arm_sin_f32()</a></li>
  72 <li><a class="el" href="group___basic_mult.html#gaca3f0b8227da431ab29225b88888aa32" title="Floating-point vector multiplication.">arm_mult_f32()</a></li>
  73 <li><a class="el" href="group___basic_add.html#ga6a904a547413b10565dd1d251c6bafbd" title="Floating-point vector addition.">arm_add_f32()</a></li>
  74 </ul>
  75 </dd></dl>
  76 <p><b> Refer </b> <a class="el" href="arm_sin_cos_example_f32_8c-example.html">arm_sin_cos_example_f32.c</a> </p>
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