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Mirrors > Home > MPE Home > Th. List > s2s5 | Structured version Visualization version GIF version |
Description: Concatenation of fixed length strings. (Contributed by AV, 1-Mar-2021.) |
Ref | Expression |
---|---|
s2s5 | ⊢ 〈“𝐴𝐵𝐶𝐷𝐸𝐹𝐺”〉 = (〈“𝐴𝐵”〉 ++ 〈“𝐶𝐷𝐸𝐹𝐺”〉) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | s1s2 14685 | . . . 4 ⊢ 〈“𝐴𝐵𝐶”〉 = (〈“𝐴”〉 ++ 〈“𝐵𝐶”〉) | |
2 | 1 | eqcomi 2745 | . . 3 ⊢ (〈“𝐴”〉 ++ 〈“𝐵𝐶”〉) = 〈“𝐴𝐵𝐶”〉 |
3 | 2 | oveq1i 7317 | . 2 ⊢ ((〈“𝐴”〉 ++ 〈“𝐵𝐶”〉) ++ 〈“𝐷𝐸𝐹𝐺”〉) = (〈“𝐴𝐵𝐶”〉 ++ 〈“𝐷𝐸𝐹𝐺”〉) |
4 | s1cli 14359 | . . 3 ⊢ 〈“𝐴”〉 ∈ Word V | |
5 | s4cli 14644 | . . 3 ⊢ 〈“𝐷𝐸𝐹𝐺”〉 ∈ Word V | |
6 | df-s2 14610 | . . 3 ⊢ 〈“𝐴𝐵”〉 = (〈“𝐴”〉 ++ 〈“𝐵”〉) | |
7 | s1s4 14687 | . . 3 ⊢ 〈“𝐶𝐷𝐸𝐹𝐺”〉 = (〈“𝐶”〉 ++ 〈“𝐷𝐸𝐹𝐺”〉) | |
8 | 4, 5, 6, 7 | cats2cat 14624 | . 2 ⊢ (〈“𝐴𝐵”〉 ++ 〈“𝐶𝐷𝐸𝐹𝐺”〉) = ((〈“𝐴”〉 ++ 〈“𝐵𝐶”〉) ++ 〈“𝐷𝐸𝐹𝐺”〉) |
9 | s3s4 14695 | . 2 ⊢ 〈“𝐴𝐵𝐶𝐷𝐸𝐹𝐺”〉 = (〈“𝐴𝐵𝐶”〉 ++ 〈“𝐷𝐸𝐹𝐺”〉) | |
10 | 3, 8, 9 | 3eqtr4ri 2775 | 1 ⊢ 〈“𝐴𝐵𝐶𝐷𝐸𝐹𝐺”〉 = (〈“𝐴𝐵”〉 ++ 〈“𝐶𝐷𝐸𝐹𝐺”〉) |
Colors of variables: wff setvar class |
Syntax hints: = wceq 1539 (class class class)co 7307 ++ cconcat 14322 〈“cs1 14349 〈“cs2 14603 〈“cs3 14604 〈“cs4 14605 〈“cs5 14606 〈“cs7 14608 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1795 ax-4 1809 ax-5 1911 ax-6 1969 ax-7 2009 ax-8 2106 ax-9 2114 ax-10 2135 ax-11 2152 ax-12 2169 ax-ext 2707 ax-rep 5218 ax-sep 5232 ax-nul 5239 ax-pow 5297 ax-pr 5361 ax-un 7620 ax-cnex 10977 ax-resscn 10978 ax-1cn 10979 ax-icn 10980 ax-addcl 10981 ax-addrcl 10982 ax-mulcl 10983 ax-mulrcl 10984 ax-mulcom 10985 ax-addass 10986 ax-mulass 10987 ax-distr 10988 ax-i2m1 10989 ax-1ne0 10990 ax-1rid 10991 ax-rnegex 10992 ax-rrecex 10993 ax-cnre 10994 ax-pre-lttri 10995 ax-pre-lttrn 10996 ax-pre-ltadd 10997 ax-pre-mulgt0 10998 |
This theorem depends on definitions: df-bi 206 df-an 398 df-or 846 df-3or 1088 df-3an 1089 df-tru 1542 df-fal 1552 df-ex 1780 df-nf 1784 df-sb 2066 df-mo 2538 df-eu 2567 df-clab 2714 df-cleq 2728 df-clel 2814 df-nfc 2887 df-ne 2942 df-nel 3048 df-ral 3063 df-rex 3072 df-reu 3305 df-rab 3306 df-v 3439 df-sbc 3722 df-csb 3838 df-dif 3895 df-un 3897 df-in 3899 df-ss 3909 df-pss 3911 df-nul 4263 df-if 4466 df-pw 4541 df-sn 4566 df-pr 4568 df-op 4572 df-uni 4845 df-int 4887 df-iun 4933 df-br 5082 df-opab 5144 df-mpt 5165 df-tr 5199 df-id 5500 df-eprel 5506 df-po 5514 df-so 5515 df-fr 5555 df-we 5557 df-xp 5606 df-rel 5607 df-cnv 5608 df-co 5609 df-dm 5610 df-rn 5611 df-res 5612 df-ima 5613 df-pred 6217 df-ord 6284 df-on 6285 df-lim 6286 df-suc 6287 df-iota 6410 df-fun 6460 df-fn 6461 df-f 6462 df-f1 6463 df-fo 6464 df-f1o 6465 df-fv 6466 df-riota 7264 df-ov 7310 df-oprab 7311 df-mpo 7312 df-om 7745 df-1st 7863 df-2nd 7864 df-frecs 8128 df-wrecs 8159 df-recs 8233 df-rdg 8272 df-1o 8328 df-er 8529 df-en 8765 df-dom 8766 df-sdom 8767 df-fin 8768 df-card 9745 df-pnf 11061 df-mnf 11062 df-xr 11063 df-ltxr 11064 df-le 11065 df-sub 11257 df-neg 11258 df-nn 12024 df-n0 12284 df-z 12370 df-uz 12633 df-fz 13290 df-fzo 13433 df-hash 14095 df-word 14267 df-concat 14323 df-s1 14350 df-s2 14610 df-s3 14611 df-s4 14612 df-s5 14613 df-s6 14614 df-s7 14615 |
This theorem is referenced by: konigsberglem1 28665 konigsberglem2 28666 konigsberglem3 28667 |
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