MPE Home Metamath Proof Explorer < Previous   Next >
Nearby theorems
Mirrors  >  Home  >  MPE Home  >  Th. List  >  df-1 Structured version   Visualization version   GIF version

Definition df-1 10880
Description: Define the complex number 1. (Contributed by NM, 22-Feb-1996.) (New usage is discouraged.)
Assertion
Ref Expression
df-1 1 = ⟨1R, 0R

Detailed syntax breakdown of Definition df-1
StepHypRef Expression
1 c1 10873 . 2 class 1
2 c1r 10624 . . 3 class 1R
3 c0r 10623 . . 3 class 0R
42, 3cop 4573 . 2 class ⟨1R, 0R
51, 4wceq 1542 1 wff 1 = ⟨1R, 0R
Colors of variables: wff setvar class
This definition is referenced by:  ax1cn  10906  axi2m1  10916  ax1ne0  10917  ax1rid  10918  axrrecex  10920
  Copyright terms: Public domain W3C validator