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| Mirrors > Home > HSE Home > Th. List > ocorth | Structured version Visualization version GIF version | ||
| Description: Members of a subset and its complement are orthogonal. (Contributed by NM, 9-Aug-2000.) (New usage is discouraged.) |
| Ref | Expression |
|---|---|
| ocorth | ⊢ (𝐻 ⊆ ℋ → ((𝐴 ∈ 𝐻 ∧ 𝐵 ∈ (⊥‘𝐻)) → (𝐴 ·ih 𝐵) = 0)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | ocel 31225 | . . . . . 6 ⊢ (𝐻 ⊆ ℋ → (𝐵 ∈ (⊥‘𝐻) ↔ (𝐵 ∈ ℋ ∧ ∀𝑥 ∈ 𝐻 (𝐵 ·ih 𝑥) = 0))) | |
| 2 | 1 | simplbda 499 | . . . . 5 ⊢ ((𝐻 ⊆ ℋ ∧ 𝐵 ∈ (⊥‘𝐻)) → ∀𝑥 ∈ 𝐻 (𝐵 ·ih 𝑥) = 0) |
| 3 | 2 | adantl 481 | . . . 4 ⊢ (((𝐻 ⊆ ℋ ∧ 𝐴 ∈ 𝐻) ∧ (𝐻 ⊆ ℋ ∧ 𝐵 ∈ (⊥‘𝐻))) → ∀𝑥 ∈ 𝐻 (𝐵 ·ih 𝑥) = 0) |
| 4 | oveq2 7357 | . . . . . . . 8 ⊢ (𝑥 = 𝐴 → (𝐵 ·ih 𝑥) = (𝐵 ·ih 𝐴)) | |
| 5 | 4 | eqeq1d 2731 | . . . . . . 7 ⊢ (𝑥 = 𝐴 → ((𝐵 ·ih 𝑥) = 0 ↔ (𝐵 ·ih 𝐴) = 0)) |
| 6 | 5 | rspcv 3573 | . . . . . 6 ⊢ (𝐴 ∈ 𝐻 → (∀𝑥 ∈ 𝐻 (𝐵 ·ih 𝑥) = 0 → (𝐵 ·ih 𝐴) = 0)) |
| 7 | 6 | ad2antlr 727 | . . . . 5 ⊢ (((𝐻 ⊆ ℋ ∧ 𝐴 ∈ 𝐻) ∧ (𝐻 ⊆ ℋ ∧ 𝐵 ∈ (⊥‘𝐻))) → (∀𝑥 ∈ 𝐻 (𝐵 ·ih 𝑥) = 0 → (𝐵 ·ih 𝐴) = 0)) |
| 8 | ssel2 3930 | . . . . . 6 ⊢ ((𝐻 ⊆ ℋ ∧ 𝐴 ∈ 𝐻) → 𝐴 ∈ ℋ) | |
| 9 | ocss 31229 | . . . . . . 7 ⊢ (𝐻 ⊆ ℋ → (⊥‘𝐻) ⊆ ℋ) | |
| 10 | 9 | sselda 3935 | . . . . . 6 ⊢ ((𝐻 ⊆ ℋ ∧ 𝐵 ∈ (⊥‘𝐻)) → 𝐵 ∈ ℋ) |
| 11 | orthcom 31052 | . . . . . 6 ⊢ ((𝐴 ∈ ℋ ∧ 𝐵 ∈ ℋ) → ((𝐴 ·ih 𝐵) = 0 ↔ (𝐵 ·ih 𝐴) = 0)) | |
| 12 | 8, 10, 11 | syl2an 596 | . . . . 5 ⊢ (((𝐻 ⊆ ℋ ∧ 𝐴 ∈ 𝐻) ∧ (𝐻 ⊆ ℋ ∧ 𝐵 ∈ (⊥‘𝐻))) → ((𝐴 ·ih 𝐵) = 0 ↔ (𝐵 ·ih 𝐴) = 0)) |
| 13 | 7, 12 | sylibrd 259 | . . . 4 ⊢ (((𝐻 ⊆ ℋ ∧ 𝐴 ∈ 𝐻) ∧ (𝐻 ⊆ ℋ ∧ 𝐵 ∈ (⊥‘𝐻))) → (∀𝑥 ∈ 𝐻 (𝐵 ·ih 𝑥) = 0 → (𝐴 ·ih 𝐵) = 0)) |
| 14 | 3, 13 | mpd 15 | . . 3 ⊢ (((𝐻 ⊆ ℋ ∧ 𝐴 ∈ 𝐻) ∧ (𝐻 ⊆ ℋ ∧ 𝐵 ∈ (⊥‘𝐻))) → (𝐴 ·ih 𝐵) = 0) |
| 15 | 14 | anandis 678 | . 2 ⊢ ((𝐻 ⊆ ℋ ∧ (𝐴 ∈ 𝐻 ∧ 𝐵 ∈ (⊥‘𝐻))) → (𝐴 ·ih 𝐵) = 0) |
| 16 | 15 | ex 412 | 1 ⊢ (𝐻 ⊆ ℋ → ((𝐴 ∈ 𝐻 ∧ 𝐵 ∈ (⊥‘𝐻)) → (𝐴 ·ih 𝐵) = 0)) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ↔ wb 206 ∧ wa 395 = wceq 1540 ∈ wcel 2109 ∀wral 3044 ⊆ wss 3903 ‘cfv 6482 (class class class)co 7349 0cc0 11009 ℋchba 30863 ·ih csp 30866 ⊥cort 30874 |
| 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-resscn 11066 ax-1cn 11067 ax-icn 11068 ax-addcl 11069 ax-addrcl 11070 ax-mulcl 11071 ax-mulrcl 11072 ax-mulcom 11073 ax-addass 11074 ax-mulass 11075 ax-distr 11076 ax-i2m1 11077 ax-1ne0 11078 ax-1rid 11079 ax-rnegex 11080 ax-rrecex 11081 ax-cnre 11082 ax-pre-lttri 11083 ax-pre-lttrn 11084 ax-pre-ltadd 11085 ax-pre-mulgt0 11086 ax-hilex 30943 ax-hfvadd 30944 ax-hv0cl 30947 ax-hfvmul 30949 ax-hvmul0 30954 ax-hfi 31023 ax-his1 31026 ax-his2 31027 ax-his3 31028 |
| 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-nel 3030 df-ral 3045 df-rex 3054 df-rmo 3343 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-riota 7306 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-er 8625 df-en 8873 df-dom 8874 df-sdom 8875 df-pnf 11151 df-mnf 11152 df-xr 11153 df-ltxr 11154 df-le 11155 df-sub 11349 df-neg 11350 df-div 11778 df-nn 12129 df-2 12191 df-cj 15006 df-re 15007 df-im 15008 df-sh 31151 df-oc 31196 |
| This theorem is referenced by: shocorth 31236 ococss 31237 riesz3i 32006 |
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