| 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 32664 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 39828 | . 2 ⊢ (𝜑 → (𝑇𝐶𝑈 ↔ (𝑇 ⊊ 𝑈 ∧ ¬ ∃𝑠 ∈ 𝑆 (𝑇 ⊊ 𝑠 ∧ 𝑠 ⊊ 𝑈)))) |
| 7 | iman 407 | . . . . . 6 ⊢ (((𝑇 ⊊ 𝑠 ∧ 𝑠 ⊆ 𝑈) → 𝑠 = 𝑈) ↔ ¬ ((𝑇 ⊊ 𝑠 ∧ 𝑠 ⊆ 𝑈) ∧ ¬ 𝑠 = 𝑈)) | |
| 8 | anass 474 | . . . . . . 7 ⊢ (((𝑇 ⊊ 𝑠 ∧ 𝑠 ⊆ 𝑈) ∧ ¬ 𝑠 = 𝑈) ↔ (𝑇 ⊊ 𝑠 ∧ (𝑠 ⊆ 𝑈 ∧ ¬ 𝑠 = 𝑈))) | |
| 9 | dfpss2 4043 | . . . . . . . 8 ⊢ (𝑠 ⊊ 𝑈 ↔ (𝑠 ⊆ 𝑈 ∧ ¬ 𝑠 = 𝑈)) | |
| 10 | 9 | anbi2i 635 | . . . . . . 7 ⊢ ((𝑇 ⊊ 𝑠 ∧ 𝑠 ⊊ 𝑈) ↔ (𝑇 ⊊ 𝑠 ∧ (𝑠 ⊆ 𝑈 ∧ ¬ 𝑠 = 𝑈))) |
| 11 | 8, 10 | bitr4i 281 | . . . . . 6 ⊢ (((𝑇 ⊊ 𝑠 ∧ 𝑠 ⊆ 𝑈) ∧ ¬ 𝑠 = 𝑈) ↔ (𝑇 ⊊ 𝑠 ∧ 𝑠 ⊊ 𝑈)) |
| 12 | 7, 11 | xchbinx 337 | . . . . 5 ⊢ (((𝑇 ⊊ 𝑠 ∧ 𝑠 ⊆ 𝑈) → 𝑠 = 𝑈) ↔ ¬ (𝑇 ⊊ 𝑠 ∧ 𝑠 ⊊ 𝑈)) |
| 13 | 12 | ralbii 3113 | . . . 4 ⊢ (∀𝑠 ∈ 𝑆 ((𝑇 ⊊ 𝑠 ∧ 𝑠 ⊆ 𝑈) → 𝑠 = 𝑈) ↔ ∀𝑠 ∈ 𝑆 ¬ (𝑇 ⊊ 𝑠 ∧ 𝑠 ⊊ 𝑈)) |
| 14 | ralnex 3093 | . . . 4 ⊢ (∀𝑠 ∈ 𝑆 ¬ (𝑇 ⊊ 𝑠 ∧ 𝑠 ⊊ 𝑈) ↔ ¬ ∃𝑠 ∈ 𝑆 (𝑇 ⊊ 𝑠 ∧ 𝑠 ⊊ 𝑈)) | |
| 15 | 13, 14 | bitri 278 | . . 3 ⊢ (∀𝑠 ∈ 𝑆 ((𝑇 ⊊ 𝑠 ∧ 𝑠 ⊆ 𝑈) → 𝑠 = 𝑈) ↔ ¬ ∃𝑠 ∈ 𝑆 (𝑇 ⊊ 𝑠 ∧ 𝑠 ⊊ 𝑈)) |
| 16 | 15 | anbi2i 635 | . 2 ⊢ ((𝑇 ⊊ 𝑈 ∧ ∀𝑠 ∈ 𝑆 ((𝑇 ⊊ 𝑠 ∧ 𝑠 ⊆ 𝑈) → 𝑠 = 𝑈)) ↔ (𝑇 ⊊ 𝑈 ∧ ¬ ∃𝑠 ∈ 𝑆 (𝑇 ⊊ 𝑠 ∧ 𝑠 ⊊ 𝑈))) |
| 17 | 6, 16 | bitr4di 292 | 1 ⊢ (𝜑 → (𝑇𝐶𝑈 ↔ (𝑇 ⊊ 𝑈 ∧ ∀𝑠 ∈ 𝑆 ((𝑇 ⊊ 𝑠 ∧ 𝑠 ⊆ 𝑈) → 𝑠 = 𝑈)))) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: ¬ wn 3 → wi 4 ↔ wb 209 ∧ wa 401 = wceq 1570 ∈ wcel 2146 ∀wral 3081 ∃wrex 3091 ⊆ wss 3906 ⊊ wpss 3907 class class class wbr 5111 ‘cfv 6540 LSubSpclss 21081 ⋖L clcv 39825 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1828 ax-4 1842 ax-5 1943 ax-6 2000 ax-7 2041 ax-8 2148 ax-9 2156 ax-10 2179 ax-11 2195 ax-12 2216 ax-ext 2737 ax-sep 5259 ax-nul 5271 ax-pow 5338 ax-pr 5406 ax-un 7738 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1813 df-nf 1817 df-sb 2100 df-mo 2569 df-eu 2599 df-clab 2744 df-cleq 2757 df-clel 2840 df-nfc 2914 df-ne 2961 df-ral 3082 df-rex 3092 df-rab 3419 df-v 3459 df-dif 3909 df-un 3911 df-in 3913 df-ss 3923 df-pss 3926 df-nul 4287 df-if 4490 df-pw 4566 df-sn 4592 df-pr 4594 df-op 4598 df-uni 4875 df-br 5112 df-opab 5176 df-mpt 5195 df-id 5558 df-xp 5669 df-rel 5670 df-cnv 5671 df-co 5672 df-dm 5673 df-iota 6496 df-fun 6542 df-fv 6548 df-lcv 39826 |
| This theorem is used by: lsmcv2 39836 lsat0cv 39840 |
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