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<div><span class="kw">theorem </span><span class="lab"><font color="Green" title="E1">Thm1</font></span>: <a NAME="T1"><span class="comment"><font color="firebrick">:: EUCLID10:1</font></span><br/></a><div class="add"> for <font color="Olive" title="b1">a</font> being   <a href="xreal_0.html#NM1" title="XREAL_0:NM.1">Real</a> holds   <a href="sin_cos.html#K17" title="SIN_COS:func.17">sin</a> <span class="p1">(<span class="default"><a href="sin_cos.html#K28" title="SIN_COS:func.28">PI</a> <a href="xcmplx_0.html#K6" title="XCMPLX_0:func.6">-</a> <font color="Olive" title="b1">a</font></span>)</span> <a href="hidden.html#R1" title="HIDDEN:pred.1">=</a>  <a href="sin_cos.html#K17" title="SIN_COS:func.17">sin</a> <font color="Olive" title="b1">a</font></div></div>
