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| Mirrors > Home > HSE Home > Th. List > choc1 | Structured version Visualization version GIF version | ||
| Description: The orthocomplement of the unit subspace is the zero subspace. Does not require Axiom of Choice. (Contributed by NM, 24-Oct-1999.) (New usage is discouraged.) |
| Ref | Expression |
|---|---|
| choc1 | ⊢ (⊥‘ ℋ) = 0ℋ |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | helsh 31502 | . . . . . . 7 ⊢ ℋ ∈ Sℋ | |
| 2 | shocel 31539 | . . . . . . 7 ⊢ ( ℋ ∈ Sℋ → (𝑥 ∈ (⊥‘ ℋ) ↔ (𝑥 ∈ ℋ ∧ ∀𝑦 ∈ ℋ (𝑥 ·ih 𝑦) = 0))) | |
| 3 | 1, 2 | ax-mp 5 | . . . . . 6 ⊢ (𝑥 ∈ (⊥‘ ℋ) ↔ (𝑥 ∈ ℋ ∧ ∀𝑦 ∈ ℋ (𝑥 ·ih 𝑦) = 0)) |
| 4 | 3 | simprbi 502 | . . . . 5 ⊢ (𝑥 ∈ (⊥‘ ℋ) → ∀𝑦 ∈ ℋ (𝑥 ·ih 𝑦) = 0) |
| 5 | shocss 31543 | . . . . . . . 8 ⊢ ( ℋ ∈ Sℋ → (⊥‘ ℋ) ⊆ ℋ) | |
| 6 | 1, 5 | ax-mp 5 | . . . . . . 7 ⊢ (⊥‘ ℋ) ⊆ ℋ |
| 7 | 6 | sseli 3935 | . . . . . 6 ⊢ (𝑥 ∈ (⊥‘ ℋ) → 𝑥 ∈ ℋ) |
| 8 | hial0 31359 | . . . . . 6 ⊢ (𝑥 ∈ ℋ → (∀𝑦 ∈ ℋ (𝑥 ·ih 𝑦) = 0 ↔ 𝑥 = 0ℎ)) | |
| 9 | 7, 8 | syl 18 | . . . . 5 ⊢ (𝑥 ∈ (⊥‘ ℋ) → (∀𝑦 ∈ ℋ (𝑥 ·ih 𝑦) = 0 ↔ 𝑥 = 0ℎ)) |
| 10 | 4, 9 | mpbid 235 | . . . 4 ⊢ (𝑥 ∈ (⊥‘ ℋ) → 𝑥 = 0ℎ) |
| 11 | elch0 31511 | . . . 4 ⊢ (𝑥 ∈ 0ℋ ↔ 𝑥 = 0ℎ) | |
| 12 | 10, 11 | sylibr 237 | . . 3 ⊢ (𝑥 ∈ (⊥‘ ℋ) → 𝑥 ∈ 0ℋ) |
| 13 | 12 | ssriv 3943 | . 2 ⊢ (⊥‘ ℋ) ⊆ 0ℋ |
| 14 | h0elsh 31513 | . . . 4 ⊢ 0ℋ ∈ Sℋ | |
| 15 | shococss 31551 | . . . 4 ⊢ (0ℋ ∈ Sℋ → 0ℋ ⊆ (⊥‘(⊥‘0ℋ))) | |
| 16 | 14, 15 | ax-mp 5 | . . 3 ⊢ 0ℋ ⊆ (⊥‘(⊥‘0ℋ)) |
| 17 | choc0 31583 | . . . 4 ⊢ (⊥‘0ℋ) = ℋ | |
| 18 | 17 | fveq2i 6874 | . . 3 ⊢ (⊥‘(⊥‘0ℋ)) = (⊥‘ ℋ) |
| 19 | 16, 18 | sseqtri 3987 | . 2 ⊢ 0ℋ ⊆ (⊥‘ ℋ) |
| 20 | 13, 19 | eqssi 3955 | 1 ⊢ (⊥‘ ℋ) = 0ℋ |
| Colors of variables: wff setvar class |
| Syntax hints: ↔ wb 209 ∧ wa 400 = wceq 1563 ∈ wcel 2145 ∀wral 3079 ⊆ wss 3907 ‘cfv 6525 (class class class)co 7400 0cc0 11088 ℋchba 31176 ·ih csp 31179 0ℎc0v 31181 Sℋ csh 31185 ⊥cort 31187 0ℋc0h 31192 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1818 ax-4 1832 ax-5 1933 ax-6 1990 ax-7 2031 ax-8 2147 ax-9 2155 ax-10 2178 ax-11 2194 ax-12 2215 ax-ext 2737 ax-rep 5231 ax-sep 5250 ax-nul 5260 ax-pow 5326 ax-pr 5394 ax-un 7722 ax-cnex 11144 ax-resscn 11145 ax-1cn 11146 ax-icn 11147 ax-addcl 11148 ax-addrcl 11149 ax-mulcl 11150 ax-mulrcl 11151 ax-mulcom 11152 ax-addass 11153 ax-mulass 11154 ax-distr 11155 ax-i2m1 11156 ax-1ne0 11157 ax-1rid 11158 ax-rnegex 11159 ax-rrecex 11160 ax-cnre 11161 ax-pre-lttri 11162 ax-pre-lttrn 11163 ax-pre-ltadd 11164 ax-pre-mulgt0 11165 ax-pre-sup 11166 ax-addf 11167 ax-mulf 11168 ax-hilex 31256 ax-hfvadd 31257 ax-hvcom 31258 ax-hvass 31259 ax-hv0cl 31260 ax-hvaddid 31261 ax-hfvmul 31262 ax-hvmulid 31263 ax-hvmulass 31264 ax-hvdistr1 31265 ax-hvdistr2 31266 ax-hvmul0 31267 ax-hfi 31336 ax-his1 31339 ax-his2 31340 ax-his3 31341 ax-his4 31342 |
| This theorem depends on definitions: df-bi 210 df-an 401 df-or 861 df-3or 1102 df-3an 1103 df-tru 1566 df-fal 1576 df-ex 1803 df-nf 1807 df-sb 2094 df-mo 2569 df-eu 2599 df-clab 2744 df-cleq 2757 df-clel 2840 df-nfc 2914 df-ne 2961 df-nel 3065 df-ral 3080 df-rex 3090 df-rmo 3370 df-reu 3371 df-rab 3418 df-v 3459 df-sbc 3748 df-csb 3856 df-dif 3910 df-un 3912 df-in 3914 df-ss 3924 df-pss 3927 df-nul 4289 df-if 4484 df-pw 4560 df-sn 4586 df-pr 4588 df-op 4592 df-uni 4868 df-iun 4953 df-br 5105 df-opab 5167 df-mpt 5186 df-tr 5212 df-id 5546 df-eprel 5551 df-po 5559 df-so 5560 df-fr 5604 df-we 5606 df-xp 5657 df-rel 5658 df-cnv 5659 df-co 5660 df-dm 5661 df-rn 5662 df-res 5663 df-ima 5664 df-pred 6291 df-ord 6352 df-on 6353 df-lim 6354 df-suc 6355 df-iota 6481 df-fun 6527 df-fn 6528 df-f 6529 df-f1 6530 df-fo 6531 df-f1o 6532 df-fv 6533 df-riota 7357 df-ov 7403 df-oprab 7404 df-mpo 7405 df-om 7851 df-1st 7974 df-2nd 7975 df-frecs 8266 df-wrecs 8297 df-recs 8346 df-rdg 8385 df-er 8682 df-map 8814 df-pm 8815 df-en 8932 df-dom 8933 df-sdom 8934 df-sup 9390 df-inf 9391 df-pnf 11233 df-mnf 11234 df-xr 11235 df-ltxr 11236 df-le 11237 df-sub 11431 df-neg 11432 df-div 11860 df-nn 12222 df-2 12291 df-3 12292 df-4 12293 df-n0 12493 df-z 12580 df-uz 12851 df-q 12961 df-rp 13005 df-xneg 13125 df-xadd 13126 df-xmul 13127 df-icc 13367 df-seq 14026 df-exp 14086 df-cj 15138 df-re 15139 df-im 15140 df-sqrt 15274 df-abs 15275 df-topgen 17484 df-psmet 21471 df-xmet 21472 df-met 21473 df-bl 21474 df-mopn 21475 df-top 23008 df-topon 23025 df-bases 23060 df-lm 23343 df-haus 23429 df-grpo 30750 df-gid 30751 df-ginv 30752 df-gdiv 30753 df-ablo 30802 df-vc 30816 df-nv 30849 df-va 30852 df-ba 30853 df-sm 30854 df-0v 30855 df-vs 30856 df-nmcv 30857 df-ims 30858 df-hnorm 31225 df-hvsub 31228 df-hlim 31229 df-sh 31464 df-ch 31478 df-oc 31509 df-ch0 31510 |
| This theorem is referenced by: ho0val 32007 st0 32506 |
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