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| Mirrors > Home > MPE Home > Th. List > eqmat | Structured version Visualization version GIF version | ||
| Description: Two square matrices of the same dimension are equal if they have the same entries. (Contributed by AV, 25-Sep-2019.) |
| Ref | Expression |
|---|---|
| eqmat.a | ⊢ 𝐴 = (𝑁 Mat 𝑅) |
| eqmat.b | ⊢ 𝐵 = (Base‘𝐴) |
| Ref | Expression |
|---|---|
| eqmat | ⊢ ((𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵) → (𝑋 = 𝑌 ↔ ∀𝑖 ∈ 𝑁 ∀𝑗 ∈ 𝑁 (𝑖𝑋𝑗) = (𝑖𝑌𝑗))) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | eqmat.a | . . . 4 ⊢ 𝐴 = (𝑁 Mat 𝑅) | |
| 2 | eqid 2734 | . . . 4 ⊢ (Base‘𝑅) = (Base‘𝑅) | |
| 3 | eqmat.b | . . . 4 ⊢ 𝐵 = (Base‘𝐴) | |
| 4 | 1, 2, 3 | matbas2i 22364 | . . 3 ⊢ (𝑋 ∈ 𝐵 → 𝑋 ∈ ((Base‘𝑅) ↑m (𝑁 × 𝑁))) |
| 5 | elmapfn 8800 | . . 3 ⊢ (𝑋 ∈ ((Base‘𝑅) ↑m (𝑁 × 𝑁)) → 𝑋 Fn (𝑁 × 𝑁)) | |
| 6 | 4, 5 | syl 17 | . 2 ⊢ (𝑋 ∈ 𝐵 → 𝑋 Fn (𝑁 × 𝑁)) |
| 7 | 1, 2, 3 | matbas2i 22364 | . . 3 ⊢ (𝑌 ∈ 𝐵 → 𝑌 ∈ ((Base‘𝑅) ↑m (𝑁 × 𝑁))) |
| 8 | elmapfn 8800 | . . 3 ⊢ (𝑌 ∈ ((Base‘𝑅) ↑m (𝑁 × 𝑁)) → 𝑌 Fn (𝑁 × 𝑁)) | |
| 9 | 7, 8 | syl 17 | . 2 ⊢ (𝑌 ∈ 𝐵 → 𝑌 Fn (𝑁 × 𝑁)) |
| 10 | eqfnov2 7486 | . 2 ⊢ ((𝑋 Fn (𝑁 × 𝑁) ∧ 𝑌 Fn (𝑁 × 𝑁)) → (𝑋 = 𝑌 ↔ ∀𝑖 ∈ 𝑁 ∀𝑗 ∈ 𝑁 (𝑖𝑋𝑗) = (𝑖𝑌𝑗))) | |
| 11 | 6, 9, 10 | syl2an 596 | 1 ⊢ ((𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵) → (𝑋 = 𝑌 ↔ ∀𝑖 ∈ 𝑁 ∀𝑗 ∈ 𝑁 (𝑖𝑋𝑗) = (𝑖𝑌𝑗))) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ↔ wb 206 ∧ wa 395 = wceq 1541 ∈ wcel 2113 ∀wral 3049 × cxp 5620 Fn wfn 6485 ‘cfv 6490 (class class class)co 7356 ↑m cmap 8761 Basecbs 17134 Mat cmat 22349 |
| 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 1968 ax-7 2009 ax-8 2115 ax-9 2123 ax-10 2146 ax-11 2162 ax-12 2182 ax-ext 2706 ax-rep 5222 ax-sep 5239 ax-nul 5249 ax-pow 5308 ax-pr 5375 ax-un 7678 ax-cnex 11080 ax-resscn 11081 ax-1cn 11082 ax-icn 11083 ax-addcl 11084 ax-addrcl 11085 ax-mulcl 11086 ax-mulrcl 11087 ax-mulcom 11088 ax-addass 11089 ax-mulass 11090 ax-distr 11091 ax-i2m1 11092 ax-1ne0 11093 ax-1rid 11094 ax-rnegex 11095 ax-rrecex 11096 ax-cnre 11097 ax-pre-lttri 11098 ax-pre-lttrn 11099 ax-pre-ltadd 11100 ax-pre-mulgt0 11101 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3or 1087 df-3an 1088 df-tru 1544 df-fal 1554 df-ex 1781 df-nf 1785 df-sb 2068 df-mo 2537 df-eu 2567 df-clab 2713 df-cleq 2726 df-clel 2809 df-nfc 2883 df-ne 2931 df-nel 3035 df-ral 3050 df-rex 3059 df-reu 3349 df-rab 3398 df-v 3440 df-sbc 3739 df-csb 3848 df-dif 3902 df-un 3904 df-in 3906 df-ss 3916 df-pss 3919 df-nul 4284 df-if 4478 df-pw 4554 df-sn 4579 df-pr 4581 df-tp 4583 df-op 4585 df-ot 4587 df-uni 4862 df-iun 4946 df-br 5097 df-opab 5159 df-mpt 5178 df-tr 5204 df-id 5517 df-eprel 5522 df-po 5530 df-so 5531 df-fr 5575 df-we 5577 df-xp 5628 df-rel 5629 df-cnv 5630 df-co 5631 df-dm 5632 df-rn 5633 df-res 5634 df-ima 5635 df-pred 6257 df-ord 6318 df-on 6319 df-lim 6320 df-suc 6321 df-iota 6446 df-fun 6492 df-fn 6493 df-f 6494 df-f1 6495 df-fo 6496 df-f1o 6497 df-fv 6498 df-riota 7313 df-ov 7359 df-oprab 7360 df-mpo 7361 df-om 7807 df-1st 7931 df-2nd 7932 df-supp 8101 df-frecs 8221 df-wrecs 8252 df-recs 8301 df-rdg 8339 df-1o 8395 df-er 8633 df-map 8763 df-ixp 8834 df-en 8882 df-dom 8883 df-sdom 8884 df-fin 8885 df-fsupp 9263 df-sup 9343 df-pnf 11166 df-mnf 11167 df-xr 11168 df-ltxr 11169 df-le 11170 df-sub 11364 df-neg 11365 df-nn 12144 df-2 12206 df-3 12207 df-4 12208 df-5 12209 df-6 12210 df-7 12211 df-8 12212 df-9 12213 df-n0 12400 df-z 12487 df-dec 12606 df-uz 12750 df-fz 13422 df-struct 17072 df-sets 17089 df-slot 17107 df-ndx 17119 df-base 17135 df-ress 17156 df-plusg 17188 df-mulr 17189 df-sca 17191 df-vsca 17192 df-ip 17193 df-tset 17194 df-ple 17195 df-ds 17197 df-hom 17199 df-cco 17200 df-0g 17359 df-prds 17365 df-pws 17367 df-sra 21123 df-rgmod 21124 df-dsmm 21685 df-frlm 21700 df-mat 22350 |
| This theorem is referenced by: mat1ghm 22425 mat1mhm 22426 scmatscmiddistr 22450 scmatmats 22453 scmatscm 22455 scmatf1 22473 mat2pmatf1 22671 mat2pmat1 22674 mat2pmatlin 22677 m2cpminvid 22695 m2cpminvid2 22697 decpmataa0 22710 decpmatmul 22714 pmatcollpw1 22718 monmatcollpw 22721 pmatcollpw 22723 pmatcollpwscmatlem2 22732 pm2mpf1 22741 mp2pm2mplem4 22751 submateq 33915 madjusmdetlem3 33935 |
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