initial ordinal造句
例句與造句
- Every regular ordinal is the initial ordinal of a cardinal.
- The least of these is its initial ordinal.
- The ?-th infinite initial ordinal is written \ omega _ \ alpha.
- If the axiom of choice holds, every cardinal number has an initial ordinal.
- The least ordinal of cardinality ( i . e ., the initial ordinal ) is.
- It's difficult to find initial ordinal in a sentence. 用initial ordinal造句挺難的
- Infinite initial ordinals are limit ordinals.
- So as an ordinal, an infinite initial ordinal is an extremely strong kind of limit.
- A regular ordinal is always an initial ordinal, though some initial ordinals are not regular.
- A regular ordinal is always an initial ordinal, though some initial ordinals are not regular.
- An ordinal that is equal to its cofinality is called regular and it is always an initial ordinal.
- The least ordinal associated with a given cardinal is called the " initial ordinal " of that cardinal.
- Any limit of regular ordinals is a limit of initial ordinals and thus is also initial but need not be regular.
- Any limit of regular ordinals is a limit of initial ordinals and thus is also initial even if it is not regular, which it usually is not.
- The axiom of choice is equivalent to the statement that every set can be well-ordered, i . e . that every cardinal has an initial ordinal.
- In theories with the axiom of choice, the cardinal number of any set has an initial ordinal, and one may employ the Von Neumann cardinal assignment as the cardinal's representation.
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