| Mathbox for Norm Megill |
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| Mirrors > Home > MPE Home > Th. List > Mathboxes > lcvbr2 | Structured version Visualization version GIF version | ||
| Description: The covers relation for a left vector space (or a left module). (cvbr2 32372 analog.) (Contributed by NM, 9-Jan-2015.) |
| Ref | Expression |
|---|---|
| lcvfbr.s | ⊢ 𝑆 = (LSubSp‘𝑊) |
| lcvfbr.c | ⊢ 𝐶 = ( ⋖L ‘𝑊) |
| lcvfbr.w | ⊢ (𝜑 → 𝑊 ∈ 𝑋) |
| lcvfbr.t | ⊢ (𝜑 → 𝑇 ∈ 𝑆) |
| lcvfbr.u | ⊢ (𝜑 → 𝑈 ∈ 𝑆) |
| Ref | Expression |
|---|---|
| lcvbr2 | ⊢ (𝜑 → (𝑇𝐶𝑈 ↔ (𝑇 ⊊ 𝑈 ∧ ∀𝑠 ∈ 𝑆 ((𝑇 ⊊ 𝑠 ∧ 𝑠 ⊆ 𝑈) → 𝑠 = 𝑈)))) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | lcvfbr.s | . . 3 ⊢ 𝑆 = (LSubSp‘𝑊) | |
| 2 | lcvfbr.c | . . 3 ⊢ 𝐶 = ( ⋖L ‘𝑊) | |
| 3 | lcvfbr.w | . . 3 ⊢ (𝜑 → 𝑊 ∈ 𝑋) | |
| 4 | lcvfbr.t | . . 3 ⊢ (𝜑 → 𝑇 ∈ 𝑆) | |
| 5 | lcvfbr.u | . . 3 ⊢ (𝜑 → 𝑈 ∈ 𝑆) | |
| 6 | 1, 2, 3, 4, 5 | lcvbr 39513 | . 2 ⊢ (𝜑 → (𝑇𝐶𝑈 ↔ (𝑇 ⊊ 𝑈 ∧ ¬ ∃𝑠 ∈ 𝑆 (𝑇 ⊊ 𝑠 ∧ 𝑠 ⊊ 𝑈)))) |
| 7 | iman 402 | . . . . . 6 ⊢ (((𝑇 ⊊ 𝑠 ∧ 𝑠 ⊆ 𝑈) → 𝑠 = 𝑈) ↔ ¬ ((𝑇 ⊊ 𝑠 ∧ 𝑠 ⊆ 𝑈) ∧ ¬ 𝑠 = 𝑈)) | |
| 8 | anass 469 | . . . . . . 7 ⊢ (((𝑇 ⊊ 𝑠 ∧ 𝑠 ⊆ 𝑈) ∧ ¬ 𝑠 = 𝑈) ↔ (𝑇 ⊊ 𝑠 ∧ (𝑠 ⊆ 𝑈 ∧ ¬ 𝑠 = 𝑈))) | |
| 9 | dfpss2 4019 | . . . . . . . 8 ⊢ (𝑠 ⊊ 𝑈 ↔ (𝑠 ⊆ 𝑈 ∧ ¬ 𝑠 = 𝑈)) | |
| 10 | 9 | anbi2i 629 | . . . . . . 7 ⊢ ((𝑇 ⊊ 𝑠 ∧ 𝑠 ⊊ 𝑈) ↔ (𝑇 ⊊ 𝑠 ∧ (𝑠 ⊆ 𝑈 ∧ ¬ 𝑠 = 𝑈))) |
| 11 | 8, 10 | bitr4i 279 | . . . . . 6 ⊢ (((𝑇 ⊊ 𝑠 ∧ 𝑠 ⊆ 𝑈) ∧ ¬ 𝑠 = 𝑈) ↔ (𝑇 ⊊ 𝑠 ∧ 𝑠 ⊊ 𝑈)) |
| 12 | 7, 11 | xchbinx 335 | . . . . 5 ⊢ (((𝑇 ⊊ 𝑠 ∧ 𝑠 ⊆ 𝑈) → 𝑠 = 𝑈) ↔ ¬ (𝑇 ⊊ 𝑠 ∧ 𝑠 ⊊ 𝑈)) |
| 13 | 12 | ralbii 3085 | . . . 4 ⊢ (∀𝑠 ∈ 𝑆 ((𝑇 ⊊ 𝑠 ∧ 𝑠 ⊆ 𝑈) → 𝑠 = 𝑈) ↔ ∀𝑠 ∈ 𝑆 ¬ (𝑇 ⊊ 𝑠 ∧ 𝑠 ⊊ 𝑈)) |
| 14 | ralnex 3065 | . . . 4 ⊢ (∀𝑠 ∈ 𝑆 ¬ (𝑇 ⊊ 𝑠 ∧ 𝑠 ⊊ 𝑈) ↔ ¬ ∃𝑠 ∈ 𝑆 (𝑇 ⊊ 𝑠 ∧ 𝑠 ⊊ 𝑈)) | |
| 15 | 13, 14 | bitri 276 | . . 3 ⊢ (∀𝑠 ∈ 𝑆 ((𝑇 ⊊ 𝑠 ∧ 𝑠 ⊆ 𝑈) → 𝑠 = 𝑈) ↔ ¬ ∃𝑠 ∈ 𝑆 (𝑇 ⊊ 𝑠 ∧ 𝑠 ⊊ 𝑈)) |
| 16 | 15 | anbi2i 629 | . 2 ⊢ ((𝑇 ⊊ 𝑈 ∧ ∀𝑠 ∈ 𝑆 ((𝑇 ⊊ 𝑠 ∧ 𝑠 ⊆ 𝑈) → 𝑠 = 𝑈)) ↔ (𝑇 ⊊ 𝑈 ∧ ¬ ∃𝑠 ∈ 𝑆 (𝑇 ⊊ 𝑠 ∧ 𝑠 ⊊ 𝑈))) |
| 17 | 6, 16 | bitr4di 290 | 1 ⊢ (𝜑 → (𝑇𝐶𝑈 ↔ (𝑇 ⊊ 𝑈 ∧ ∀𝑠 ∈ 𝑆 ((𝑇 ⊊ 𝑠 ∧ 𝑠 ⊆ 𝑈) → 𝑠 = 𝑈)))) |
| Colors of variables: wff setvar class |
| Syntax hints: ¬ wn 3 → wi 4 ↔ wb 207 ∧ wa 396 = wceq 1547 ∈ wcel 2119 ∀wral 3053 ∃wrex 3063 ⊆ wss 3883 ⊊ wpss 3884 class class class wbr 5072 ‘cfv 6485 LSubSpclss 20921 ⋖L clcv 39510 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1802 ax-4 1816 ax-5 1917 ax-6 1974 ax-7 2015 ax-8 2121 ax-9 2129 ax-10 2152 ax-11 2168 ax-12 2189 ax-ext 2711 ax-sep 5218 ax-nul 5228 ax-pow 5294 ax-pr 5362 ax-un 7678 |
| This theorem depends on definitions: df-bi 208 df-an 397 df-or 854 df-3an 1094 df-tru 1550 df-fal 1560 df-ex 1787 df-nf 1791 df-sb 2074 df-mo 2543 df-eu 2573 df-clab 2718 df-cleq 2731 df-clel 2814 df-nfc 2888 df-ne 2935 df-ral 3054 df-rex 3064 df-rab 3392 df-v 3433 df-dif 3886 df-un 3888 df-in 3890 df-ss 3900 df-pss 3903 df-nul 4262 df-if 4455 df-pw 4531 df-sn 4556 df-pr 4558 df-op 4562 df-uni 4839 df-br 5073 df-opab 5135 df-mpt 5154 df-id 5513 df-xp 5624 df-rel 5625 df-cnv 5626 df-co 5627 df-dm 5628 df-iota 6441 df-fun 6487 df-fv 6493 df-lcv 39511 |
| This theorem is referenced by: lsmcv2 39521 lsat0cv 39525 |
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