Definitions
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Results
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Conjectures
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Set of symbols
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Alphabet
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Deduction system
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Theory
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Zermelo-Fraenkel set theory
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Set
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Collection of sets
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Set union
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Successor set
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Inductive set
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Set of inductive sets
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Set of natural numbers
Set of Fibonacci numbers
Formulation 0
Let $F : \mathbb{N} \to \mathbb{N}$ be the
D4594: Fibonacci natural number sequence
.
The
set of Fibonacci numbers
is the
D11: Set
\begin{equation} F(\mathbb{N}) = \{ F(n) \mid n \in \mathbb{N} \} \end{equation}