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Metamath Proof Explorer

Theorem picn

Description: _pi is a complex number. (Contributed by David A. Wheeler, 6-Dec-2018)

Ref Expression
Assertion picn π ∈ ℂ

Proof

Step Hyp Ref Expression
1 pire ⊢ π ∈ ℝ
2 1 recni ⊢ π ∈ ℂ