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| Mirrors > Home > MPE Home > Th. List > matrcl | Structured version Visualization version GIF version | ||
| Description: Reverse closure for the matrix algebra. (Contributed by Stefan O'Rear, 5-Sep-2015.) |
| Ref | Expression |
|---|---|
| matrcl.a | ⊢ 𝐴 = (𝑁 Mat 𝑅) |
| matrcl.b | ⊢ 𝐵 = (Base‘𝐴) |
| Ref | Expression |
|---|---|
| matrcl | ⊢ (𝑋 ∈ 𝐵 → (𝑁 ∈ Fin ∧ 𝑅 ∈ V)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | n0i 4291 | . 2 ⊢ (𝑋 ∈ 𝐵 → ¬ 𝐵 = ∅) | |
| 2 | matrcl.a | . . . . 5 ⊢ 𝐴 = (𝑁 Mat 𝑅) | |
| 3 | df-mat 22293 | . . . . . 6 ⊢ Mat = (𝑎 ∈ Fin, 𝑏 ∈ V ↦ ((𝑏 freeLMod (𝑎 × 𝑎)) sSet 〈(.r‘ndx), (𝑏 maMul 〈𝑎, 𝑎, 𝑎〉)〉)) | |
| 4 | 3 | mpondm0 7589 | . . . . 5 ⊢ (¬ (𝑁 ∈ Fin ∧ 𝑅 ∈ V) → (𝑁 Mat 𝑅) = ∅) |
| 5 | 2, 4 | eqtrid 2776 | . . . 4 ⊢ (¬ (𝑁 ∈ Fin ∧ 𝑅 ∈ V) → 𝐴 = ∅) |
| 6 | 5 | fveq2d 6826 | . . 3 ⊢ (¬ (𝑁 ∈ Fin ∧ 𝑅 ∈ V) → (Base‘𝐴) = (Base‘∅)) |
| 7 | matrcl.b | . . 3 ⊢ 𝐵 = (Base‘𝐴) | |
| 8 | base0 17125 | . . 3 ⊢ ∅ = (Base‘∅) | |
| 9 | 6, 7, 8 | 3eqtr4g 2789 | . 2 ⊢ (¬ (𝑁 ∈ Fin ∧ 𝑅 ∈ V) → 𝐵 = ∅) |
| 10 | 1, 9 | nsyl2 141 | 1 ⊢ (𝑋 ∈ 𝐵 → (𝑁 ∈ Fin ∧ 𝑅 ∈ V)) |
| Colors of variables: wff setvar class |
| Syntax hints: ¬ wn 3 → wi 4 ∧ wa 395 = wceq 1540 ∈ wcel 2109 Vcvv 3436 ∅c0 4284 〈cop 4583 〈cotp 4585 × cxp 5617 ‘cfv 6482 (class class class)co 7349 Fincfn 8872 sSet csts 17074 ndxcnx 17104 Basecbs 17120 .rcmulr 17162 freeLMod cfrlm 21653 maMul cmmul 22275 Mat cmat 22292 |
| 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-sep 5235 ax-nul 5245 ax-pow 5304 ax-pr 5371 ax-un 7671 ax-cnex 11065 ax-1cn 11067 ax-addcl 11069 |
| 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-ral 3045 df-rex 3054 df-reu 3344 df-rab 3395 df-v 3438 df-sbc 3743 df-csb 3852 df-dif 3906 df-un 3908 df-in 3910 df-ss 3920 df-pss 3923 df-nul 4285 df-if 4477 df-pw 4553 df-sn 4578 df-pr 4580 df-op 4584 df-uni 4859 df-iun 4943 df-br 5093 df-opab 5155 df-mpt 5174 df-tr 5200 df-id 5514 df-eprel 5519 df-po 5527 df-so 5528 df-fr 5572 df-we 5574 df-xp 5625 df-rel 5626 df-cnv 5627 df-co 5628 df-dm 5629 df-rn 5630 df-res 5631 df-ima 5632 df-pred 6249 df-ord 6310 df-on 6311 df-lim 6312 df-suc 6313 df-iota 6438 df-fun 6484 df-fn 6485 df-f 6486 df-f1 6487 df-fo 6488 df-f1o 6489 df-fv 6490 df-ov 7352 df-oprab 7353 df-mpo 7354 df-om 7800 df-2nd 7925 df-frecs 8214 df-wrecs 8245 df-recs 8294 df-rdg 8332 df-nn 12129 df-slot 17093 df-ndx 17105 df-base 17121 df-mat 22293 |
| This theorem is referenced by: matbas2i 22307 matecl 22310 matplusg2 22312 matvsca2 22313 matplusgcell 22318 matsubgcell 22319 matinvgcell 22320 matvscacell 22321 matmulcell 22330 mattposcl 22338 mattposvs 22340 mattposm 22344 matgsumcl 22345 madetsumid 22346 madetsmelbas 22349 madetsmelbas2 22350 marrepval0 22446 marrepval 22447 marrepcl 22449 marepvval0 22451 marepvval 22452 marepvcl 22454 ma1repveval 22456 mulmarep1gsum1 22458 mulmarep1gsum2 22459 submabas 22463 submaval0 22465 submaval 22466 mdetleib2 22473 mdetf 22480 mdetrlin 22487 mdetrsca 22488 mdetralt 22493 mdetmul 22508 maduval 22523 maducoeval2 22525 maduf 22526 madutpos 22527 madugsum 22528 madurid 22529 madulid 22530 minmar1val0 22532 minmar1val 22533 marep01ma 22545 smadiadetlem0 22546 smadiadetlem1a 22548 smadiadetlem3 22553 smadiadetlem4 22554 smadiadet 22555 smadiadetglem2 22557 matinv 22562 matunit 22563 slesolvec 22564 slesolinv 22565 slesolinvbi 22566 slesolex 22567 cramerimplem2 22569 cramerimplem3 22570 cramerimp 22571 decpmatcl 22652 decpmataa0 22653 decpmatmul 22657 smatcl 33775 matunitlindflem2 37607 matunitlindf 37608 |
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