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

Definition df-1 8790
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 8783 . 2  class  1
2 c1r 8536 . . 3  class  1R
3 c0r 8535 . . 3  class  0R
42, 3cop 3677 . 2  class  <. 1R ,  0R >.
51, 4wceq 1633 1  wff  1  =  <. 1R ,  0R >.
Colors of variables: wff set class
This definition is referenced by:  ax1cn  8816  axi2m1  8826  ax1ne0  8827  ax1rid  8828  axrrecex  8830
  Copyright terms: Public domain W3C validator