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<div>:: <span class="kw">deftheorem </span>   defines <a href="fdiff_9.html#K2" title="FDIFF_9:func.2">cosec</a> <a onclick="hs(this)" href="javascript:()">FDIFF_9:def 2 : <br/></a><span> <a href="fdiff_9.html#K2" title="FDIFF_9:func.2">cosec</a>  <a href="hidden.html#R1" title="HIDDEN:pred.1">=</a> <a href="sin_cos.html#K16" title="SIN_COS:func.16">sin</a> <a href="rfunct_1.html#K6" title="RFUNCT_1:func.6">^</a> ;<br/></span></div>
