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Definition df-1 7261
Description: Define the complex number 1. (Contributed by NM, 22-Feb-1996.)
Assertion
Ref Expression
df-1  |-  1  =  <. 1R ,  0R >.

Detailed syntax breakdown of Definition df-1
StepHypRef Expression
1 c1 7254 . 2  class  1
2 c1r 6761 . . 3  class  1R
3 c0r 6760 . . 3  class  0R
42, 3cop 3425 . 2  class  <. 1R ,  0R >.
51, 4wceq 1285 1  wff  1  =  <. 1R ,  0R >.
Colors of variables: wff set class
This definition is referenced by:  pitonnlem1  7285  pitonnlem2  7287  peano1nnnn  7292  peano2nnnn  7293  recidpirq  7298  ax1cn  7301  ax1re  7302  axi2m1  7313  ax0lt1  7314  ax1rid  7315  axprecex  7318  nntopi  7332
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