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<a NAME="E1:45_1_1"/>
<font color="Maroon">c<sub>2</sub></font>,<font color="Maroon">c<sub>3</sub></font> <a href="borsuk_2.html#R2" target="_self">are_connected</a> 
 
<b>by </b><i><a class="ref" href="borsuk_2.html#D3" target="_self">Def3</a></i>;<br/>
<b>hence </b><a NAME="E2:45_1_1"/>
for <font color="Olive">b<sub>1</sub></font> being   <a href="borsuk_2.html#M1" target="_self">Path</a> of <font color="Maroon">c<sub>2</sub></font>,<font color="Maroon">c<sub>3</sub></font> holds <font color="Olive">b<sub>1</sub></font>,<font color="Olive">b<sub>1</sub></font> <a href="borsuk_2.html#R3" target="_self">are_homotopic</a> 
 <b>by </b><i><a class="ref" href="borsuk_2.html#T15" target="_self">Th15</a></i>;<br/>


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