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Cardinal Numbers


Date: 03/20/2001 at 08:38:09
From: Katie
Subject: Cardinals

Is there a largest cardinal?  If there is, how do you express it?


Date: 03/20/2001 at 14:09:51
From: Doctor Rob
Subject: Re: Cardinals

Thanks for writing to Ask Dr. Math, Katie.

No, there is no largest cardinal.  If c is a cardinal, 2^c > c,
and 2^c is a larger cardinal than c.

- Doctor Rob, The Math Forum
  http://mathforum.org/dr.math/   
    
Associated Topics:
Middle School Number Sense/About Numbers

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