Definition df-0 8082

Description: Define the complex number 0. (Contributed by NM, 22-Feb-1996.)

Assertion

Ref	Expression
df-0	|- 0 = <. 0R , 0R >.

Detailed syntax breakdown of Definition df-0

Step	Hyp	Ref	Expression
1		cc0 8075	. 2 class 0
2		c0r 7561	. . 3 class 0R
3	2, 2	cop 3676	. 2 class <. 0R , 0R >.
4	1, 3	wceq 1398	1 wff 0 = <. 0R , 0R >.

This definition is referenced by:  pitoregt0  8112  axi2m1  8138  ax0lt1  8139  ax0id  8141  axrnegex  8142  axprecex  8143  axpre-mulgt0  8150  axcaucvglemres  8162