| Mathbox for Norm Megill |
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| Mirrors > Home > MPE Home > Th. List > Mathboxes > dochn0nv | Structured version Visualization version GIF version | ||
| Description: An orthocomplement is nonzero iff the double orthocomplement is not the whole vector space. (Contributed by NM, 1-Jan-2015.) |
| Ref | Expression |
|---|---|
| dochn0nv.h | ⊢ 𝐻 = (LHyp‘𝐾) |
| dochn0nv.o | ⊢ ⊥ = ((ocH‘𝐾)‘𝑊) |
| dochn0nv.u | ⊢ 𝑈 = ((DVecH‘𝐾)‘𝑊) |
| dochn0nv.v | ⊢ 𝑉 = (Base‘𝑈) |
| dochn0nv.z | ⊢ 0 = (0g‘𝑈) |
| dochn0nv.k | ⊢ (𝜑 → (𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻)) |
| dochn0nv.x | ⊢ (𝜑 → 𝑋 ⊆ 𝑉) |
| Ref | Expression |
|---|---|
| dochn0nv | ⊢ (𝜑 → (( ⊥ ‘𝑋) ≠ { 0 } ↔ ( ⊥ ‘( ⊥ ‘𝑋)) ≠ 𝑉)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | dochn0nv.k | . . . . 5 ⊢ (𝜑 → (𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻)) | |
| 2 | dochn0nv.x | . . . . . 6 ⊢ (𝜑 → 𝑋 ⊆ 𝑉) | |
| 3 | dochn0nv.h | . . . . . . 7 ⊢ 𝐻 = (LHyp‘𝐾) | |
| 4 | eqid 2737 | . . . . . . 7 ⊢ ((DIsoH‘𝐾)‘𝑊) = ((DIsoH‘𝐾)‘𝑊) | |
| 5 | dochn0nv.u | . . . . . . 7 ⊢ 𝑈 = ((DVecH‘𝐾)‘𝑊) | |
| 6 | dochn0nv.v | . . . . . . 7 ⊢ 𝑉 = (Base‘𝑈) | |
| 7 | dochn0nv.o | . . . . . . 7 ⊢ ⊥ = ((ocH‘𝐾)‘𝑊) | |
| 8 | 3, 4, 5, 6, 7 | dochcl 41758 | . . . . . 6 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ 𝑋 ⊆ 𝑉) → ( ⊥ ‘𝑋) ∈ ran ((DIsoH‘𝐾)‘𝑊)) |
| 9 | 1, 2, 8 | syl2anc 585 | . . . . 5 ⊢ (𝜑 → ( ⊥ ‘𝑋) ∈ ran ((DIsoH‘𝐾)‘𝑊)) |
| 10 | 3, 4, 7 | dochoc 41772 | . . . . 5 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ ( ⊥ ‘𝑋) ∈ ran ((DIsoH‘𝐾)‘𝑊)) → ( ⊥ ‘( ⊥ ‘( ⊥ ‘𝑋))) = ( ⊥ ‘𝑋)) |
| 11 | 1, 9, 10 | syl2anc 585 | . . . 4 ⊢ (𝜑 → ( ⊥ ‘( ⊥ ‘( ⊥ ‘𝑋))) = ( ⊥ ‘𝑋)) |
| 12 | dochn0nv.z | . . . . . 6 ⊢ 0 = (0g‘𝑈) | |
| 13 | 3, 5, 7, 6, 12 | doch1 41764 | . . . . 5 ⊢ ((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) → ( ⊥ ‘𝑉) = { 0 }) |
| 14 | 1, 13 | syl 17 | . . . 4 ⊢ (𝜑 → ( ⊥ ‘𝑉) = { 0 }) |
| 15 | 11, 14 | eqeq12d 2753 | . . 3 ⊢ (𝜑 → (( ⊥ ‘( ⊥ ‘( ⊥ ‘𝑋))) = ( ⊥ ‘𝑉) ↔ ( ⊥ ‘𝑋) = { 0 })) |
| 16 | 3, 5, 6, 7 | dochssv 41760 | . . . . . 6 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ 𝑋 ⊆ 𝑉) → ( ⊥ ‘𝑋) ⊆ 𝑉) |
| 17 | 1, 2, 16 | syl2anc 585 | . . . . 5 ⊢ (𝜑 → ( ⊥ ‘𝑋) ⊆ 𝑉) |
| 18 | 3, 4, 5, 6, 7 | dochcl 41758 | . . . . 5 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ ( ⊥ ‘𝑋) ⊆ 𝑉) → ( ⊥ ‘( ⊥ ‘𝑋)) ∈ ran ((DIsoH‘𝐾)‘𝑊)) |
| 19 | 1, 17, 18 | syl2anc 585 | . . . 4 ⊢ (𝜑 → ( ⊥ ‘( ⊥ ‘𝑋)) ∈ ran ((DIsoH‘𝐾)‘𝑊)) |
| 20 | 3, 4, 5, 6 | dih1rn 41692 | . . . . 5 ⊢ ((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) → 𝑉 ∈ ran ((DIsoH‘𝐾)‘𝑊)) |
| 21 | 1, 20 | syl 17 | . . . 4 ⊢ (𝜑 → 𝑉 ∈ ran ((DIsoH‘𝐾)‘𝑊)) |
| 22 | 3, 4, 7, 1, 19, 21 | doch11 41778 | . . 3 ⊢ (𝜑 → (( ⊥ ‘( ⊥ ‘( ⊥ ‘𝑋))) = ( ⊥ ‘𝑉) ↔ ( ⊥ ‘( ⊥ ‘𝑋)) = 𝑉)) |
| 23 | 15, 22 | bitr3d 281 | . 2 ⊢ (𝜑 → (( ⊥ ‘𝑋) = { 0 } ↔ ( ⊥ ‘( ⊥ ‘𝑋)) = 𝑉)) |
| 24 | 23 | necon3bid 2977 | 1 ⊢ (𝜑 → (( ⊥ ‘𝑋) ≠ { 0 } ↔ ( ⊥ ‘( ⊥ ‘𝑋)) ≠ 𝑉)) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ↔ wb 206 ∧ wa 395 = wceq 1542 ∈ wcel 2114 ≠ wne 2933 ⊆ wss 3903 {csn 4582 ran crn 5635 ‘cfv 6502 Basecbs 17150 0gc0g 17373 HLchlt 39755 LHypclh 40389 DVecHcdvh 41483 DIsoHcdih 41633 ocHcoch 41752 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1797 ax-4 1811 ax-5 1912 ax-6 1969 ax-7 2010 ax-8 2116 ax-9 2124 ax-10 2147 ax-11 2163 ax-12 2185 ax-ext 2709 ax-rep 5226 ax-sep 5245 ax-nul 5255 ax-pow 5314 ax-pr 5381 ax-un 7692 ax-cnex 11096 ax-resscn 11097 ax-1cn 11098 ax-icn 11099 ax-addcl 11100 ax-addrcl 11101 ax-mulcl 11102 ax-mulrcl 11103 ax-mulcom 11104 ax-addass 11105 ax-mulass 11106 ax-distr 11107 ax-i2m1 11108 ax-1ne0 11109 ax-1rid 11110 ax-rnegex 11111 ax-rrecex 11112 ax-cnre 11113 ax-pre-lttri 11114 ax-pre-lttrn 11115 ax-pre-ltadd 11116 ax-pre-mulgt0 11117 ax-riotaBAD 39358 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 849 df-3or 1088 df-3an 1089 df-tru 1545 df-fal 1555 df-ex 1782 df-nf 1786 df-sb 2069 df-mo 2540 df-eu 2570 df-clab 2716 df-cleq 2729 df-clel 2812 df-nfc 2886 df-ne 2934 df-nel 3038 df-ral 3053 df-rex 3063 df-rmo 3352 df-reu 3353 df-rab 3402 df-v 3444 df-sbc 3743 df-csb 3852 df-dif 3906 df-un 3908 df-in 3910 df-ss 3920 df-pss 3923 df-nul 4288 df-if 4482 df-pw 4558 df-sn 4583 df-pr 4585 df-tp 4587 df-op 4589 df-uni 4866 df-int 4905 df-iun 4950 df-iin 4951 df-br 5101 df-opab 5163 df-mpt 5182 df-tr 5208 df-id 5529 df-eprel 5534 df-po 5542 df-so 5543 df-fr 5587 df-we 5589 df-xp 5640 df-rel 5641 df-cnv 5642 df-co 5643 df-dm 5644 df-rn 5645 df-res 5646 df-ima 5647 df-pred 6269 df-ord 6330 df-on 6331 df-lim 6332 df-suc 6333 df-iota 6458 df-fun 6504 df-fn 6505 df-f 6506 df-f1 6507 df-fo 6508 df-f1o 6509 df-fv 6510 df-riota 7327 df-ov 7373 df-oprab 7374 df-mpo 7375 df-om 7821 df-1st 7945 df-2nd 7946 df-tpos 8180 df-undef 8227 df-frecs 8235 df-wrecs 8266 df-recs 8315 df-rdg 8353 df-1o 8409 df-er 8647 df-map 8779 df-en 8898 df-dom 8899 df-sdom 8900 df-fin 8901 df-pnf 11182 df-mnf 11183 df-xr 11184 df-ltxr 11185 df-le 11186 df-sub 11380 df-neg 11381 df-nn 12160 df-2 12222 df-3 12223 df-4 12224 df-5 12225 df-6 12226 df-n0 12416 df-z 12503 df-uz 12766 df-fz 13438 df-struct 17088 df-sets 17105 df-slot 17123 df-ndx 17135 df-base 17151 df-ress 17172 df-plusg 17204 df-mulr 17205 df-sca 17207 df-vsca 17208 df-0g 17375 df-proset 18231 df-poset 18250 df-plt 18265 df-lub 18281 df-glb 18282 df-join 18283 df-meet 18284 df-p0 18360 df-p1 18361 df-lat 18369 df-clat 18436 df-mgm 18579 df-sgrp 18658 df-mnd 18674 df-submnd 18723 df-grp 18883 df-minusg 18884 df-sbg 18885 df-subg 19070 df-cntz 19263 df-lsm 19582 df-cmn 19728 df-abl 19729 df-mgp 20093 df-rng 20105 df-ur 20134 df-ring 20187 df-oppr 20290 df-dvdsr 20310 df-unit 20311 df-invr 20341 df-dvr 20354 df-drng 20681 df-lmod 20830 df-lss 20900 df-lsp 20940 df-lvec 21072 df-oposet 39581 df-ol 39583 df-oml 39584 df-covers 39671 df-ats 39672 df-atl 39703 df-cvlat 39727 df-hlat 39756 df-llines 39903 df-lplanes 39904 df-lvols 39905 df-lines 39906 df-psubsp 39908 df-pmap 39909 df-padd 40201 df-lhyp 40393 df-laut 40394 df-ldil 40509 df-ltrn 40510 df-trl 40564 df-tendo 41160 df-edring 41162 df-disoa 41434 df-dvech 41484 df-dib 41544 df-dic 41578 df-dih 41634 df-doch 41753 |
| This theorem is referenced by: dochsnnz 41855 dochsatshpb 41857 dochkrsat 41860 dochkrsat2 41861 dochsnkrlem1 41874 |
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