Definition df-s6 13597

Description: Define the length 6 word constructor. (Contributed by Mario Carneiro, 26-Feb-2016.)

Assertion

Ref	Expression
df-s6	|- <" A B C D E F "> = ( <" A B C D E "> ++ <" F "> )

Detailed syntax breakdown of Definition df-s6

Step	Hyp	Ref	Expression
1		cA	. . 3 class A
2		cB	. . 3 class B
3		cC	. . 3 class C
4		cD	. . 3 class D
5		cE	. . 3 class E
6		cF	. . 3 class F
7	1, 2, 3, 4, 5, 6	cs6 13590	. 2 class <" A B C D E F ">
8	1, 2, 3, 4, 5	cs5 13589	. . 3 class <" A B C D E ">
9	6	cs1 13294	. . 3 class <" F ">
10		cconcat 13293	. . 3 class ++
11	8, 9, 10	co 6650	. 2 class ( <" A B C D E "> ++ <" F "> )
12	7, 11	wceq 1483	1 wff <" A B C D E F "> = ( <" A B C D E "> ++ <" F "> )

This definition is referenced by:  s6eqd  13612  s6cld  13620  s6cli  13629  s6len  13646  s1s5  13671  s1s6  13672  s4s2  13675  konigsberglem1  27114  konigsberglem2  27115  konigsberglem3  27116