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| Mirrors > Home > MPE Home > Th. List > Mathboxes > lmat22e22 | Structured version Visualization version GIF version | ||
| Description: Entry of a 2x2 literal matrix. (Contributed by Thierry Arnoux, 12-Sep-2020.) |
| Ref | Expression |
|---|---|
| lmat22.m | ⊢ 𝑀 = (litMat‘〈“〈“𝐴𝐵”〉〈“𝐶𝐷”〉”〉) |
| lmat22.a | ⊢ (𝜑 → 𝐴 ∈ 𝑉) |
| lmat22.b | ⊢ (𝜑 → 𝐵 ∈ 𝑉) |
| lmat22.c | ⊢ (𝜑 → 𝐶 ∈ 𝑉) |
| lmat22.d | ⊢ (𝜑 → 𝐷 ∈ 𝑉) |
| Ref | Expression |
|---|---|
| lmat22e22 | ⊢ (𝜑 → (2𝑀2) = 𝐷) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | lmat22.m | . 2 ⊢ 𝑀 = (litMat‘〈“〈“𝐴𝐵”〉〈“𝐶𝐷”〉”〉) | |
| 2 | 2nn 12318 | . . 3 ⊢ 2 ∈ ℕ | |
| 3 | 2 | a1i 11 | . 2 ⊢ (𝜑 → 2 ∈ ℕ) |
| 4 | lmat22.a | . . . 4 ⊢ (𝜑 → 𝐴 ∈ 𝑉) | |
| 5 | lmat22.b | . . . 4 ⊢ (𝜑 → 𝐵 ∈ 𝑉) | |
| 6 | 4, 5 | s2cld 14895 | . . 3 ⊢ (𝜑 → 〈“𝐴𝐵”〉 ∈ Word 𝑉) |
| 7 | lmat22.c | . . . 4 ⊢ (𝜑 → 𝐶 ∈ 𝑉) | |
| 8 | lmat22.d | . . . 4 ⊢ (𝜑 → 𝐷 ∈ 𝑉) | |
| 9 | 7, 8 | s2cld 14895 | . . 3 ⊢ (𝜑 → 〈“𝐶𝐷”〉 ∈ Word 𝑉) |
| 10 | 6, 9 | s2cld 14895 | . 2 ⊢ (𝜑 → 〈“〈“𝐴𝐵”〉〈“𝐶𝐷”〉”〉 ∈ Word Word 𝑉) |
| 11 | s2len 14913 | . . 3 ⊢ (♯‘〈“〈“𝐴𝐵”〉〈“𝐶𝐷”〉”〉) = 2 | |
| 12 | 11 | a1i 11 | . 2 ⊢ (𝜑 → (♯‘〈“〈“𝐴𝐵”〉〈“𝐶𝐷”〉”〉) = 2) |
| 13 | 1, 4, 5, 7, 8 | lmat22lem 33853 | . 2 ⊢ ((𝜑 ∧ 𝑖 ∈ (0..^2)) → (♯‘(〈“〈“𝐴𝐵”〉〈“𝐶𝐷”〉”〉‘𝑖)) = 2) |
| 14 | 1nn0 12522 | . 2 ⊢ 1 ∈ ℕ0 | |
| 15 | 2 | nnrei 12254 | . . 3 ⊢ 2 ∈ ℝ |
| 16 | 15 | leidi 11776 | . 2 ⊢ 2 ≤ 2 |
| 17 | 1p1e2 12370 | . 2 ⊢ (1 + 1) = 2 | |
| 18 | s2cli 14904 | . . 3 ⊢ 〈“𝐶𝐷”〉 ∈ Word V | |
| 19 | s2fv1 14912 | . . 3 ⊢ (〈“𝐶𝐷”〉 ∈ Word V → (〈“〈“𝐴𝐵”〉〈“𝐶𝐷”〉”〉‘1) = 〈“𝐶𝐷”〉) | |
| 20 | 18, 19 | ax-mp 5 | . 2 ⊢ (〈“〈“𝐴𝐵”〉〈“𝐶𝐷”〉”〉‘1) = 〈“𝐶𝐷”〉 |
| 21 | s2fv1 14912 | . . 3 ⊢ (𝐷 ∈ 𝑉 → (〈“𝐶𝐷”〉‘1) = 𝐷) | |
| 22 | 8, 21 | syl 17 | . 2 ⊢ (𝜑 → (〈“𝐶𝐷”〉‘1) = 𝐷) |
| 23 | 1, 3, 10, 12, 13, 14, 14, 16, 16, 17, 17, 20, 22 | lmatfvlem 33851 | 1 ⊢ (𝜑 → (2𝑀2) = 𝐷) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 = wceq 1540 ∈ wcel 2109 Vcvv 3464 ‘cfv 6536 (class class class)co 7410 1c1 11135 ℕcn 12245 2c2 12300 ♯chash 14353 Word cword 14536 〈“cs2 14865 litMatclmat 33847 |
| 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 1910 ax-6 1967 ax-7 2008 ax-8 2111 ax-9 2119 ax-10 2142 ax-11 2158 ax-12 2178 ax-ext 2708 ax-rep 5254 ax-sep 5271 ax-nul 5281 ax-pow 5340 ax-pr 5407 ax-un 7734 ax-cnex 11190 ax-resscn 11191 ax-1cn 11192 ax-icn 11193 ax-addcl 11194 ax-addrcl 11195 ax-mulcl 11196 ax-mulrcl 11197 ax-mulcom 11198 ax-addass 11199 ax-mulass 11200 ax-distr 11201 ax-i2m1 11202 ax-1ne0 11203 ax-1rid 11204 ax-rnegex 11205 ax-rrecex 11206 ax-cnre 11207 ax-pre-lttri 11208 ax-pre-lttrn 11209 ax-pre-ltadd 11210 ax-pre-mulgt0 11211 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3or 1087 df-3an 1088 df-tru 1543 df-fal 1553 df-ex 1780 df-nf 1784 df-sb 2066 df-mo 2540 df-eu 2569 df-clab 2715 df-cleq 2728 df-clel 2810 df-nfc 2886 df-ne 2934 df-nel 3038 df-ral 3053 df-rex 3062 df-reu 3365 df-rab 3421 df-v 3466 df-sbc 3771 df-csb 3880 df-dif 3934 df-un 3936 df-in 3938 df-ss 3948 df-pss 3951 df-nul 4314 df-if 4506 df-pw 4582 df-sn 4607 df-pr 4609 df-op 4613 df-uni 4889 df-int 4928 df-iun 4974 df-br 5125 df-opab 5187 df-mpt 5207 df-tr 5235 df-id 5553 df-eprel 5558 df-po 5566 df-so 5567 df-fr 5611 df-we 5613 df-xp 5665 df-rel 5666 df-cnv 5667 df-co 5668 df-dm 5669 df-rn 5670 df-res 5671 df-ima 5672 df-pred 6295 df-ord 6360 df-on 6361 df-lim 6362 df-suc 6363 df-iota 6489 df-fun 6538 df-fn 6539 df-f 6540 df-f1 6541 df-fo 6542 df-f1o 6543 df-fv 6544 df-riota 7367 df-ov 7413 df-oprab 7414 df-mpo 7415 df-om 7867 df-1st 7993 df-2nd 7994 df-frecs 8285 df-wrecs 8316 df-recs 8390 df-rdg 8429 df-1o 8485 df-er 8724 df-en 8965 df-dom 8966 df-sdom 8967 df-fin 8968 df-card 9958 df-pnf 11276 df-mnf 11277 df-xr 11278 df-ltxr 11279 df-le 11280 df-sub 11473 df-neg 11474 df-nn 12246 df-2 12308 df-n0 12507 df-z 12594 df-uz 12858 df-fz 13530 df-fzo 13677 df-hash 14354 df-word 14537 df-concat 14594 df-s1 14619 df-s2 14872 df-lmat 33848 |
| This theorem is referenced by: lmat22det 33858 |
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