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<div><span class="kw">theorem </span><span class="lab"><font color="Green" title="E64">Th61</font></span>: <a NAME="T61"><span class="comment"><font color="firebrick">:: JORDAN:61</font></span><br/></a><div class="add"> <a href="jordan.html#K6" title="JORDAN:func.6">diffX1_X2_2</a>  is   <a href="pre_topc.html#V5" title="PRE_TOPC:attr.5">continuous</a>  <a href="struct_0.html#NM6" title="STRUCT_0:NM.6">Function</a> of <span class="p1"><a href="borsuk_1.html#K2" title="BORSUK_1:func.2">[:</a><span class="default"><span class="p2">(<span class="default"><a href="euclid.html#K15" title="EUCLID:func.15">TOP-REAL</a> 2</span>)</span>,<span class="p2">(<span class="default"><a href="euclid.html#K15" title="EUCLID:func.15">TOP-REAL</a> 2</span>)</span></span><a href="borsuk_1.html#K2" title="BORSUK_1:func.2">:]</a></span>,<a href="topmetr.html#K3" title="TOPMETR:func.3">R^1</a></div></div>
