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| Mirrors > Home > MPE Home > Th. List > Mathboxes > lmat22e21 | 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 |
|---|---|
| lmat22e21 | ⊢ (𝜑 → (2𝑀1) = 𝐶) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | lmat22.m | . 2 ⊢ 𝑀 = (litMat‘〈“〈“𝐴𝐵”〉〈“𝐶𝐷”〉”〉) | |
| 2 | 2nn 12259 | . . 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 14837 | . . 3 ⊢ (𝜑 → 〈“𝐴𝐵”〉 ∈ Word 𝑉) |
| 7 | lmat22.c | . . . 4 ⊢ (𝜑 → 𝐶 ∈ 𝑉) | |
| 8 | lmat22.d | . . . 4 ⊢ (𝜑 → 𝐷 ∈ 𝑉) | |
| 9 | 7, 8 | s2cld 14837 | . . 3 ⊢ (𝜑 → 〈“𝐶𝐷”〉 ∈ Word 𝑉) |
| 10 | 6, 9 | s2cld 14837 | . 2 ⊢ (𝜑 → 〈“〈“𝐴𝐵”〉〈“𝐶𝐷”〉”〉 ∈ Word Word 𝑉) |
| 11 | s2len 14855 | . . 3 ⊢ (♯‘〈“〈“𝐴𝐵”〉〈“𝐶𝐷”〉”〉) = 2 | |
| 12 | 11 | a1i 11 | . 2 ⊢ (𝜑 → (♯‘〈“〈“𝐴𝐵”〉〈“𝐶𝐷”〉”〉) = 2) |
| 13 | 1, 4, 5, 7, 8 | lmat22lem 33807 | . 2 ⊢ ((𝜑 ∧ 𝑖 ∈ (0..^2)) → (♯‘(〈“〈“𝐴𝐵”〉〈“𝐶𝐷”〉”〉‘𝑖)) = 2) |
| 14 | 1nn0 12458 | . 2 ⊢ 1 ∈ ℕ0 | |
| 15 | 0nn0 12457 | . 2 ⊢ 0 ∈ ℕ0 | |
| 16 | 2 | nnrei 12195 | . . 3 ⊢ 2 ∈ ℝ |
| 17 | 16 | leidi 11712 | . 2 ⊢ 2 ≤ 2 |
| 18 | 1le2 12390 | . 2 ⊢ 1 ≤ 2 | |
| 19 | 1p1e2 12306 | . 2 ⊢ (1 + 1) = 2 | |
| 20 | 0p1e1 12303 | . 2 ⊢ (0 + 1) = 1 | |
| 21 | s2cli 14846 | . . 3 ⊢ 〈“𝐶𝐷”〉 ∈ Word V | |
| 22 | s2fv1 14854 | . . 3 ⊢ (〈“𝐶𝐷”〉 ∈ Word V → (〈“〈“𝐴𝐵”〉〈“𝐶𝐷”〉”〉‘1) = 〈“𝐶𝐷”〉) | |
| 23 | 21, 22 | ax-mp 5 | . 2 ⊢ (〈“〈“𝐴𝐵”〉〈“𝐶𝐷”〉”〉‘1) = 〈“𝐶𝐷”〉 |
| 24 | s2fv0 14853 | . . 3 ⊢ (𝐶 ∈ 𝑉 → (〈“𝐶𝐷”〉‘0) = 𝐶) | |
| 25 | 7, 24 | syl 17 | . 2 ⊢ (𝜑 → (〈“𝐶𝐷”〉‘0) = 𝐶) |
| 26 | 1, 3, 10, 12, 13, 14, 15, 17, 18, 19, 20, 23, 25 | lmatfvlem 33805 | 1 ⊢ (𝜑 → (2𝑀1) = 𝐶) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 = wceq 1540 ∈ wcel 2109 Vcvv 3447 ‘cfv 6511 (class class class)co 7387 0cc0 11068 1c1 11069 ℕcn 12186 2c2 12241 ♯chash 14295 Word cword 14478 〈“cs2 14807 litMatclmat 33801 |
| 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 2701 ax-rep 5234 ax-sep 5251 ax-nul 5261 ax-pow 5320 ax-pr 5387 ax-un 7711 ax-cnex 11124 ax-resscn 11125 ax-1cn 11126 ax-icn 11127 ax-addcl 11128 ax-addrcl 11129 ax-mulcl 11130 ax-mulrcl 11131 ax-mulcom 11132 ax-addass 11133 ax-mulass 11134 ax-distr 11135 ax-i2m1 11136 ax-1ne0 11137 ax-1rid 11138 ax-rnegex 11139 ax-rrecex 11140 ax-cnre 11141 ax-pre-lttri 11142 ax-pre-lttrn 11143 ax-pre-ltadd 11144 ax-pre-mulgt0 11145 |
| 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 2533 df-eu 2562 df-clab 2708 df-cleq 2721 df-clel 2803 df-nfc 2878 df-ne 2926 df-nel 3030 df-ral 3045 df-rex 3054 df-reu 3355 df-rab 3406 df-v 3449 df-sbc 3754 df-csb 3863 df-dif 3917 df-un 3919 df-in 3921 df-ss 3931 df-pss 3934 df-nul 4297 df-if 4489 df-pw 4565 df-sn 4590 df-pr 4592 df-op 4596 df-uni 4872 df-int 4911 df-iun 4957 df-br 5108 df-opab 5170 df-mpt 5189 df-tr 5215 df-id 5533 df-eprel 5538 df-po 5546 df-so 5547 df-fr 5591 df-we 5593 df-xp 5644 df-rel 5645 df-cnv 5646 df-co 5647 df-dm 5648 df-rn 5649 df-res 5650 df-ima 5651 df-pred 6274 df-ord 6335 df-on 6336 df-lim 6337 df-suc 6338 df-iota 6464 df-fun 6513 df-fn 6514 df-f 6515 df-f1 6516 df-fo 6517 df-f1o 6518 df-fv 6519 df-riota 7344 df-ov 7390 df-oprab 7391 df-mpo 7392 df-om 7843 df-1st 7968 df-2nd 7969 df-frecs 8260 df-wrecs 8291 df-recs 8340 df-rdg 8378 df-1o 8434 df-er 8671 df-en 8919 df-dom 8920 df-sdom 8921 df-fin 8922 df-card 9892 df-pnf 11210 df-mnf 11211 df-xr 11212 df-ltxr 11213 df-le 11214 df-sub 11407 df-neg 11408 df-nn 12187 df-2 12249 df-n0 12443 df-z 12530 df-uz 12794 df-fz 13469 df-fzo 13616 df-hash 14296 df-word 14479 df-concat 14536 df-s1 14561 df-s2 14814 df-lmat 33802 |
| This theorem is referenced by: lmat22det 33812 |
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