<div dir="ltr">Why Sigma Algebra does not contain all subsets of R?<div><br></div><div>Please point the flaw in the following logic:</div><div><br></div><div>Capital Omega = R</div><div>]-infinity, alpha] complement = ]alpha, +infinity[<br></div><div><br></div><div>Sigma Algebra contains ]-infinity, alpha] and its complement, so it should contain Capital Omega = R<br clear="all"><div><div class="gmail_signature"><div dir="ltr"><p style="font-size:12.8px">Best Regards,</p><div style="font-size:12.8px"><b>Lucas Duarte Bahia</b></div><div style="font-size:12.8px">MS. Computational Finance Student</div><div style="font-size:12.8px">Carnegie Mellon University</div><div style="font-size:12.8px">Telephone: <a href="tel:(412)%20378-1892" value="+14123781892" style="color:rgb(17,85,204)" target="_blank">(412) 378-1892</a></div></div></div></div>
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