The continuum hypothesis 
The continuum hypothesis states that raised this to itself gives the number of ordinal numbers. Georg Cantor introduced the Aleph notation for its levels. A member of the extended reals but not the reals, it is defined as the number of whole numbers. For 10 points—identify this quantity, informally defined as the reciprocal of zero.
The continuum hypothesis states that raised this to itself gives the number of ordinal numbers.
{infinity}