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2cnne0
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2rene0
Metamath Proof Explorer
Ascii
Structured
Theorem
2cnne0
Description:
2 is a nonzero complex number.
(Contributed by
David A. Wheeler
, 7-Dec-2018)
Ref
Expression
Assertion
2cnne0
⊢
( 2 ∈ ℂ ∧ 2 ≠ 0 )
Proof
Step
Hyp
Ref
Expression
1
2cn
⊢
2 ∈ ℂ
2
2ne0
⊢
2 ≠ 0
3
1
2
pm3.2i
⊢
( 2 ∈ ℂ ∧ 2 ≠ 0 )