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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 12310 | . . 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 14904 | . . 3 ⊢ (𝜑 → 〈“𝐴𝐵”〉 ∈ Word 𝑉) |
| 7 | lmat22.c | . . . 4 ⊢ (𝜑 → 𝐶 ∈ 𝑉) | |
| 8 | lmat22.d | . . . 4 ⊢ (𝜑 → 𝐷 ∈ 𝑉) | |
| 9 | 7, 8 | s2cld 14904 | . . 3 ⊢ (𝜑 → 〈“𝐶𝐷”〉 ∈ Word 𝑉) |
| 10 | 6, 9 | s2cld 14904 | . 2 ⊢ (𝜑 → 〈“〈“𝐴𝐵”〉〈“𝐶𝐷”〉”〉 ∈ Word Word 𝑉) |
| 11 | s2len 14922 | . . 3 ⊢ (♯‘〈“〈“𝐴𝐵”〉〈“𝐶𝐷”〉”〉) = 2 | |
| 12 | 11 | a1i 11 | . 2 ⊢ (𝜑 → (♯‘〈“〈“𝐴𝐵”〉〈“𝐶𝐷”〉”〉) = 2) |
| 13 | 1, 4, 5, 7, 8 | lmat22lem 34148 | . 2 ⊢ ((𝜑 ∧ 𝑖 ∈ (0..^2)) → (♯‘(〈“〈“𝐴𝐵”〉〈“𝐶𝐷”〉”〉‘𝑖)) = 2) |
| 14 | 1nn0 12516 | . 2 ⊢ 1 ∈ ℕ0 | |
| 15 | 0nn0 12515 | . 2 ⊢ 0 ∈ ℕ0 | |
| 16 | 2 | nnrei 12238 | . . 3 ⊢ 2 ∈ ℝ |
| 17 | 16 | leidi 11744 | . 2 ⊢ 2 ≤ 2 |
| 18 | 1le2 12448 | . 2 ⊢ 1 ≤ 2 | |
| 19 | 1p1e2 12360 | . 2 ⊢ (1 + 1) = 2 | |
| 20 | 0p1e1 12357 | . 2 ⊢ (0 + 1) = 1 | |
| 21 | s2cli 14913 | . . 3 ⊢ 〈“𝐶𝐷”〉 ∈ Word V | |
| 22 | s2fv1 14921 | . . 3 ⊢ (〈“𝐶𝐷”〉 ∈ Word V → (〈“〈“𝐴𝐵”〉〈“𝐶𝐷”〉”〉‘1) = 〈“𝐶𝐷”〉) | |
| 23 | 21, 22 | ax-mp 5 | . 2 ⊢ (〈“〈“𝐴𝐵”〉〈“𝐶𝐷”〉”〉‘1) = 〈“𝐶𝐷”〉 |
| 24 | s2fv0 14920 | . . 3 ⊢ (𝐶 ∈ 𝑉 → (〈“𝐶𝐷”〉‘0) = 𝐶) | |
| 25 | 7, 24 | syl 18 | . 2 ⊢ (𝜑 → (〈“𝐶𝐷”〉‘0) = 𝐶) |
| 26 | 1, 3, 10, 12, 13, 14, 15, 17, 18, 19, 20, 23, 25 | lmatfvlem 34146 | 1 ⊢ (𝜑 → (2𝑀1) = 𝐶) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 = wceq 1567 ∈ wcel 2149 Vcvv 3463 ‘cfv 6533 (class class class)co 7408 0cc0 11096 1c1 11097 ℕcn 12229 2c2 12291 ♯chash 14362 Word cword 14546 〈“cs2 14874 litMatclmat 34142 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1822 ax-4 1836 ax-5 1937 ax-6 1994 ax-7 2035 ax-8 2151 ax-9 2159 ax-10 2182 ax-11 2198 ax-12 2219 ax-ext 2741 ax-rep 5239 ax-sep 5258 ax-nul 5268 ax-pow 5334 ax-pr 5402 ax-un 7730 ax-cnex 11152 ax-resscn 11153 ax-1cn 11154 ax-icn 11155 ax-addcl 11156 ax-addrcl 11157 ax-mulcl 11158 ax-mulrcl 11159 ax-mulcom 11160 ax-addass 11161 ax-mulass 11162 ax-distr 11163 ax-i2m1 11164 ax-1ne0 11165 ax-1rid 11166 ax-rnegex 11167 ax-rrecex 11168 ax-cnre 11169 ax-pre-lttri 11170 ax-pre-lttrn 11171 ax-pre-ltadd 11172 ax-pre-mulgt0 11173 |
| This theorem depends on definitions: df-bi 210 df-an 401 df-or 861 df-3or 1102 df-3an 1103 df-tru 1570 df-fal 1580 df-ex 1807 df-nf 1811 df-sb 2098 df-mo 2573 df-eu 2603 df-clab 2748 df-cleq 2761 df-clel 2844 df-nfc 2918 df-ne 2965 df-nel 3071 df-ral 3086 df-rex 3096 df-reu 3377 df-rab 3424 df-v 3465 df-sbc 3754 df-csb 3862 df-dif 3916 df-un 3918 df-in 3920 df-ss 3930 df-pss 3933 df-nul 4295 df-if 4490 df-pw 4566 df-sn 4592 df-pr 4594 df-op 4598 df-uni 4874 df-int 4914 df-iun 4959 df-br 5111 df-opab 5175 df-mpt 5194 df-tr 5220 df-id 5554 df-eprel 5559 df-po 5567 df-so 5568 df-fr 5612 df-we 5614 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 6299 df-ord 6360 df-on 6361 df-lim 6362 df-suc 6363 df-iota 6489 df-fun 6535 df-fn 6536 df-f 6537 df-f1 6538 df-fo 6539 df-f1o 6540 df-fv 6541 df-riota 7365 df-ov 7411 df-oprab 7412 df-mpo 7413 df-om 7859 df-1st 7982 df-2nd 7983 df-frecs 8274 df-wrecs 8305 df-recs 8354 df-rdg 8393 df-1o 8449 df-er 8690 df-en 8940 df-dom 8941 df-sdom 8942 df-fin 8943 df-card 9921 df-pnf 11241 df-mnf 11242 df-xr 11243 df-ltxr 11244 df-le 11245 df-sub 11439 df-neg 11440 df-nn 12230 df-2 12299 df-n0 12501 df-z 12588 df-uz 12859 df-fz 13532 df-fzo 13679 df-hash 14363 df-word 14547 df-concat 14604 df-s1 14630 df-s2 14881 df-lmat 34143 |
| This theorem is referenced by: lmat22det 34153 |
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