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Definition df-i 6926
Description: Define the complex number i (the imaginary unit). (Contributed by NM, 22-Feb-1996.)
Assertion
Ref Expression
df-i i = ⟨0R, 1R

Detailed syntax breakdown of Definition df-i
StepHypRef Expression
1 ci 6919 . 2 class i
2 c0r 6424 . . 3 class 0R
3 c1r 6425 . . 3 class 1R
42, 3cop 3403 . 2 class ⟨0R, 1R
51, 4wceq 1257 1 wff i = ⟨0R, 1R
Colors of variables: wff set class
This definition is referenced by:  axicn  6967  axi2m1  6977  axcnre  6983
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