<!-- Converted to DocBook/SGML by Kevin Conder -->
<refentry id="sininv">
  <refmeta>
    <refentrytitle>sininv</refentrytitle>
  </refmeta>
 
  <refnamediv>
    <refname>sininv</refname>

    <refpurpose>
      Performs an arcsine function.
      <indexterm id="IndexSininv"><primary>sininv</primary></indexterm>
    </refpurpose>
  </refnamediv>

  <refsect1>
    <title>Description</title>
    <para>
      Returns the arcsine of <emphasis>x</emphasis> (<emphasis>x</emphasis> in radians).
    </para>
  </refsect1>
 
  <refsect1>
    <title>Syntax</title>
    <synopsis><command>sininv</command>(x) (no rate restriction)</synopsis>
  </refsect1>

  <refsect1>
    <title>Examples</title>
    <para>
      Here is an example of the sininv opcode. It uses the files <ulink url="examples/sininv.orc"><citetitle>sininv.orc</citetitle></ulink> and <ulink url="examples/sininv.sco"><citetitle>sininv.sco</citetitle></ulink>.

      <example>
        <title>Example of the sininv opcode.</title>

        <programlisting>
<inlinemediaobject>
            <imageobject>
              <imagedata fileref="examples/sininv.orc" format="linespecific">
            </imageobject>
          </inlinemediaobject>
        </programlisting>

        <programlisting>
<inlinemediaobject>
            <imageobject>
              <imagedata fileref="examples/sininv.sco" format="linespecific">
            </imageobject>
          </inlinemediaobject>
        </programlisting>
      </example>

      Its output should include a line like this:
      <screen>
instr 1:  i1 = 0.524
      </screen>
    </para>
  </refsect1>

  <refsect1>
    <title>See Also</title>
    <para>
      <link linkend="cos"><citetitle>cos</citetitle></link>,
      <link linkend="cosh"><citetitle>cosh</citetitle></link>,
      <link linkend="cosinv"><citetitle>cosinv</citetitle></link>,
      <link linkend="sin"><citetitle>sin</citetitle></link>,
      <link linkend="sinh"><citetitle>sinh</citetitle></link>,
      <link linkend="tan"><citetitle>tan</citetitle></link>,
      <link linkend="tanh"><citetitle>tanh</citetitle></link>,
      <link linkend="taninv"><citetitle>taninv</citetitle></link>
    </para>
  </refsect1>

  <refsect1>
    <title>Credits</title>
    <para>Example written by &namekevin;.</para>
  </refsect1>
</refentry>
