<span class="p">)</span>
    <span class="kt">REAL</span><span class="p">(</span><span class="n">rp</span><span class="p">),</span> <span class="k">INTENT</span><span class="p">(</span><span class="n">IN</span><span class="p">)</span> <span class="kd">::</span> <span class="n">x</span>
    <span class="kt">REAL</span><span class="p">(</span><span class="n">rp</span><span class="p">)</span> <span class="kd">::</span> <span class="n">rad2deg</span>

    <span class="n">rad2deg</span> <span class="o">=</span> 