(where is the ordering relation on ).
There is a theory of ordinal arithmetic which allows construction of various ordinals. For example, all the numbers , , , …have natural interpretations as ordinals, as does the set of natural numbers (including ), which in this context is often denoted by , and is the first infinite ordinal.
|Date of creation||2013-03-22 12:07:55|
|Last modified on||2013-03-22 12:07:55|
|Last modified by||yark (2760)|