Mathbox for Thierry Arnoux |
< Previous
Next >
Nearby theorems |
||
Mirrors > Home > MPE Home > Th. List > Mathboxes > s2rn | Structured version Visualization version GIF version |
Description: Range of a length 2 string. (Contributed by Thierry Arnoux, 19-Sep-2023.) |
Ref | Expression |
---|---|
s2rn.i | ⊢ (𝜑 → 𝐼 ∈ 𝐷) |
s2rn.j | ⊢ (𝜑 → 𝐽 ∈ 𝐷) |
Ref | Expression |
---|---|
s2rn | ⊢ (𝜑 → ran 〈“𝐼𝐽”〉 = {𝐼, 𝐽}) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | imadmrn 5939 | . 2 ⊢ (〈“𝐼𝐽”〉 “ dom 〈“𝐼𝐽”〉) = ran 〈“𝐼𝐽”〉 | |
2 | s2rn.i | . . . . . . 7 ⊢ (𝜑 → 𝐼 ∈ 𝐷) | |
3 | s2rn.j | . . . . . . 7 ⊢ (𝜑 → 𝐽 ∈ 𝐷) | |
4 | 2, 3 | s2cld 14233 | . . . . . 6 ⊢ (𝜑 → 〈“𝐼𝐽”〉 ∈ Word 𝐷) |
5 | wrdfn 13877 | . . . . . 6 ⊢ (〈“𝐼𝐽”〉 ∈ Word 𝐷 → 〈“𝐼𝐽”〉 Fn (0..^(♯‘〈“𝐼𝐽”〉))) | |
6 | s2len 14251 | . . . . . . . . . 10 ⊢ (♯‘〈“𝐼𝐽”〉) = 2 | |
7 | 6 | oveq2i 7167 | . . . . . . . . 9 ⊢ (0..^(♯‘〈“𝐼𝐽”〉)) = (0..^2) |
8 | fzo0to2pr 13123 | . . . . . . . . 9 ⊢ (0..^2) = {0, 1} | |
9 | 7, 8 | eqtri 2844 | . . . . . . . 8 ⊢ (0..^(♯‘〈“𝐼𝐽”〉)) = {0, 1} |
10 | 9 | fneq2i 6451 | . . . . . . 7 ⊢ (〈“𝐼𝐽”〉 Fn (0..^(♯‘〈“𝐼𝐽”〉)) ↔ 〈“𝐼𝐽”〉 Fn {0, 1}) |
11 | 10 | biimpi 218 | . . . . . 6 ⊢ (〈“𝐼𝐽”〉 Fn (0..^(♯‘〈“𝐼𝐽”〉)) → 〈“𝐼𝐽”〉 Fn {0, 1}) |
12 | 4, 5, 11 | 3syl 18 | . . . . 5 ⊢ (𝜑 → 〈“𝐼𝐽”〉 Fn {0, 1}) |
13 | 12 | fndmd 6456 | . . . 4 ⊢ (𝜑 → dom 〈“𝐼𝐽”〉 = {0, 1}) |
14 | 13 | imaeq2d 5929 | . . 3 ⊢ (𝜑 → (〈“𝐼𝐽”〉 “ dom 〈“𝐼𝐽”〉) = (〈“𝐼𝐽”〉 “ {0, 1})) |
15 | c0ex 10635 | . . . . . 6 ⊢ 0 ∈ V | |
16 | 15 | prid1 4698 | . . . . 5 ⊢ 0 ∈ {0, 1} |
17 | 16 | a1i 11 | . . . 4 ⊢ (𝜑 → 0 ∈ {0, 1}) |
18 | 1ex 10637 | . . . . . 6 ⊢ 1 ∈ V | |
19 | 18 | prid2 4699 | . . . . 5 ⊢ 1 ∈ {0, 1} |
20 | 19 | a1i 11 | . . . 4 ⊢ (𝜑 → 1 ∈ {0, 1}) |
21 | fnimapr 6747 | . . . 4 ⊢ ((〈“𝐼𝐽”〉 Fn {0, 1} ∧ 0 ∈ {0, 1} ∧ 1 ∈ {0, 1}) → (〈“𝐼𝐽”〉 “ {0, 1}) = {(〈“𝐼𝐽”〉‘0), (〈“𝐼𝐽”〉‘1)}) | |
22 | 12, 17, 20, 21 | syl3anc 1367 | . . 3 ⊢ (𝜑 → (〈“𝐼𝐽”〉 “ {0, 1}) = {(〈“𝐼𝐽”〉‘0), (〈“𝐼𝐽”〉‘1)}) |
23 | s2fv0 14249 | . . . . 5 ⊢ (𝐼 ∈ 𝐷 → (〈“𝐼𝐽”〉‘0) = 𝐼) | |
24 | 2, 23 | syl 17 | . . . 4 ⊢ (𝜑 → (〈“𝐼𝐽”〉‘0) = 𝐼) |
25 | s2fv1 14250 | . . . . 5 ⊢ (𝐽 ∈ 𝐷 → (〈“𝐼𝐽”〉‘1) = 𝐽) | |
26 | 3, 25 | syl 17 | . . . 4 ⊢ (𝜑 → (〈“𝐼𝐽”〉‘1) = 𝐽) |
27 | 24, 26 | preq12d 4677 | . . 3 ⊢ (𝜑 → {(〈“𝐼𝐽”〉‘0), (〈“𝐼𝐽”〉‘1)} = {𝐼, 𝐽}) |
28 | 14, 22, 27 | 3eqtrd 2860 | . 2 ⊢ (𝜑 → (〈“𝐼𝐽”〉 “ dom 〈“𝐼𝐽”〉) = {𝐼, 𝐽}) |
29 | 1, 28 | syl5eqr 2870 | 1 ⊢ (𝜑 → ran 〈“𝐼𝐽”〉 = {𝐼, 𝐽}) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 = wceq 1537 ∈ wcel 2114 {cpr 4569 dom cdm 5555 ran crn 5556 “ cima 5558 Fn wfn 6350 ‘cfv 6355 (class class class)co 7156 0cc0 10537 1c1 10538 2c2 11693 ..^cfzo 13034 ♯chash 13691 Word cword 13862 〈“cs2 14203 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1796 ax-4 1810 ax-5 1911 ax-6 1970 ax-7 2015 ax-8 2116 ax-9 2124 ax-10 2145 ax-11 2161 ax-12 2177 ax-ext 2793 ax-rep 5190 ax-sep 5203 ax-nul 5210 ax-pow 5266 ax-pr 5330 ax-un 7461 ax-cnex 10593 ax-resscn 10594 ax-1cn 10595 ax-icn 10596 ax-addcl 10597 ax-addrcl 10598 ax-mulcl 10599 ax-mulrcl 10600 ax-mulcom 10601 ax-addass 10602 ax-mulass 10603 ax-distr 10604 ax-i2m1 10605 ax-1ne0 10606 ax-1rid 10607 ax-rnegex 10608 ax-rrecex 10609 ax-cnre 10610 ax-pre-lttri 10611 ax-pre-lttrn 10612 ax-pre-ltadd 10613 ax-pre-mulgt0 10614 |
This theorem depends on definitions: df-bi 209 df-an 399 df-or 844 df-3or 1084 df-3an 1085 df-tru 1540 df-ex 1781 df-nf 1785 df-sb 2070 df-mo 2622 df-eu 2654 df-clab 2800 df-cleq 2814 df-clel 2893 df-nfc 2963 df-ne 3017 df-nel 3124 df-ral 3143 df-rex 3144 df-reu 3145 df-rab 3147 df-v 3496 df-sbc 3773 df-csb 3884 df-dif 3939 df-un 3941 df-in 3943 df-ss 3952 df-pss 3954 df-nul 4292 df-if 4468 df-pw 4541 df-sn 4568 df-pr 4570 df-tp 4572 df-op 4574 df-uni 4839 df-int 4877 df-iun 4921 df-br 5067 df-opab 5129 df-mpt 5147 df-tr 5173 df-id 5460 df-eprel 5465 df-po 5474 df-so 5475 df-fr 5514 df-we 5516 df-xp 5561 df-rel 5562 df-cnv 5563 df-co 5564 df-dm 5565 df-rn 5566 df-res 5567 df-ima 5568 df-pred 6148 df-ord 6194 df-on 6195 df-lim 6196 df-suc 6197 df-iota 6314 df-fun 6357 df-fn 6358 df-f 6359 df-f1 6360 df-fo 6361 df-f1o 6362 df-fv 6363 df-riota 7114 df-ov 7159 df-oprab 7160 df-mpo 7161 df-om 7581 df-1st 7689 df-2nd 7690 df-wrecs 7947 df-recs 8008 df-rdg 8046 df-1o 8102 df-oadd 8106 df-er 8289 df-en 8510 df-dom 8511 df-sdom 8512 df-fin 8513 df-card 9368 df-pnf 10677 df-mnf 10678 df-xr 10679 df-ltxr 10680 df-le 10681 df-sub 10872 df-neg 10873 df-nn 11639 df-2 11701 df-n0 11899 df-z 11983 df-uz 12245 df-fz 12894 df-fzo 13035 df-hash 13692 df-word 13863 df-concat 13923 df-s1 13950 df-s2 14210 |
This theorem is referenced by: cycpm2tr 30761 cycpmco2 30775 cyc2fvx 30776 cyc3co2 30782 cyc3conja 30799 |
Copyright terms: Public domain | W3C validator |