Definition df-ot 3385

Description: Define ordered triple of classes. Definition of ordered triple in [Stoll] p. 25. (Contributed by NM, 3-Apr-2015.)

Assertion

Ref	Expression
df-ot	|- <. A , B , C >. = <. <. A , B >. , C >.

Detailed syntax breakdown of Definition df-ot

Step	Hyp	Ref	Expression
1		cA	. . 3 class A
2		cB	. . 3 class B
3		cC	. . 3 class C
4	1, 2, 3	cotp 3379	. 2 class <. A , B , C >.
5	1, 2	cop 3378	. . 3 class <. A , B >.
6	5, 3	cop 3378	. 2 class <. <. A , B >. , C >.
7	4, 6	wceq 1243	1 wff <. A , B , C >. = <. <. A , B >. , C >.

This definition is referenced by:  oteq1  3558  oteq2  3559  oteq3  3560  otexg  3967  otth  3979  fnotovb  5548  ot1stg  5779  ot2ndg  5780  ot3rdgg  5781  ottposg  5870