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Mirrors > Home > MPE Home > Th. List > 2ex | Structured version Visualization version GIF version |
Description: The number 2 is a set. (Contributed by David A. Wheeler, 8-Dec-2018.) |
Ref | Expression |
---|---|
2ex | ⊢ 2 ∈ V |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | 2cn 11978 | . 2 ⊢ 2 ∈ ℂ | |
2 | 1 | elexi 3441 | 1 ⊢ 2 ∈ V |
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