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Definition df-s6 14565
Description: Define the length 6 word constructor. (Contributed by Mario Carneiro, 26-Feb-2016.)
Assertion
Ref Expression
df-s6 ⟨“𝐴𝐵𝐶𝐷𝐸𝐹”⟩ = (⟨“𝐴𝐵𝐶𝐷𝐸”⟩ ++ ⟨“𝐹”⟩)

Detailed syntax breakdown of Definition df-s6
StepHypRef 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
71, 2, 3, 4, 5, 6cs6 14558 . 2 class ⟨“𝐴𝐵𝐶𝐷𝐸𝐹”⟩
81, 2, 3, 4, 5cs5 14557 . . 3 class ⟨“𝐴𝐵𝐶𝐷𝐸”⟩
96cs1 14300 . . 3 class ⟨“𝐹”⟩
10 cconcat 14273 . . 3 class ++
118, 9, 10co 7275 . 2 class (⟨“𝐴𝐵𝐶𝐷𝐸”⟩ ++ ⟨“𝐹”⟩)
127, 11wceq 1539 1 wff ⟨“𝐴𝐵𝐶𝐷𝐸𝐹”⟩ = (⟨“𝐴𝐵𝐶𝐷𝐸”⟩ ++ ⟨“𝐹”⟩)
Colors of variables: wff setvar class
This definition is referenced by:  s6eqd  14580  s6cld  14588  s6cli  14597  s6len  14614  s1s5  14639  s1s6  14640  s4s2  14643  konigsberglem1  28616  konigsberglem2  28617  konigsberglem3  28618
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