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| Mirrors > Home > HSE Home > Th. List > dmadjrnb | Structured version Visualization version GIF version | ||
| Description: The adjoint of an operator belongs to the adjoint function's domain. (Note: the converse is dependent on our definition of function value, since it uses ndmfv 6914.) (Contributed by NM, 19-Feb-2006.) (New usage is discouraged.) |
| Ref | Expression |
|---|---|
| dmadjrnb | ⊢ (𝑇 ∈ dom adjℎ ↔ (adjℎ‘𝑇) ∈ dom adjℎ) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | dmadjrn 32188 | . 2 ⊢ (𝑇 ∈ dom adjℎ → (adjℎ‘𝑇) ∈ dom adjℎ) | |
| 2 | ax-hv0cl 31296 | . . . . . . . . 9 ⊢ 0ℎ ∈ ℋ | |
| 3 | 2 | n0ii 4304 | . . . . . . . 8 ⊢ ¬ ℋ = ∅ |
| 4 | eqcom 2776 | . . . . . . . 8 ⊢ (∅ = ℋ ↔ ℋ = ∅) | |
| 5 | 3, 4 | mtbir 326 | . . . . . . 7 ⊢ ¬ ∅ = ℋ |
| 6 | dm0 5911 | . . . . . . . 8 ⊢ dom ∅ = ∅ | |
| 7 | 6 | eqeq1i 2774 | . . . . . . 7 ⊢ (dom ∅ = ℋ ↔ ∅ = ℋ) |
| 8 | 5, 7 | mtbir 326 | . . . . . 6 ⊢ ¬ dom ∅ = ℋ |
| 9 | fdm 6716 | . . . . . 6 ⊢ (∅: ℋ⟶ ℋ → dom ∅ = ℋ) | |
| 10 | 8, 9 | mto 200 | . . . . 5 ⊢ ¬ ∅: ℋ⟶ ℋ |
| 11 | dmadjop 32181 | . . . . 5 ⊢ (∅ ∈ dom adjℎ → ∅: ℋ⟶ ℋ) | |
| 12 | 10, 11 | mto 200 | . . . 4 ⊢ ¬ ∅ ∈ dom adjℎ |
| 13 | ndmfv 6914 | . . . . 5 ⊢ (¬ 𝑇 ∈ dom adjℎ → (adjℎ‘𝑇) = ∅) | |
| 14 | 13 | eleq1d 2854 | . . . 4 ⊢ (¬ 𝑇 ∈ dom adjℎ → ((adjℎ‘𝑇) ∈ dom adjℎ ↔ ∅ ∈ dom adjℎ)) |
| 15 | 12, 14 | mtbiri 330 | . . 3 ⊢ (¬ 𝑇 ∈ dom adjℎ → ¬ (adjℎ‘𝑇) ∈ dom adjℎ) |
| 16 | 15 | con4i 115 | . 2 ⊢ ((adjℎ‘𝑇) ∈ dom adjℎ → 𝑇 ∈ dom adjℎ) |
| 17 | 1, 16 | impbii 212 | 1 ⊢ (𝑇 ∈ dom adjℎ ↔ (adjℎ‘𝑇) ∈ dom adjℎ) |
| Colors of variables: wff setvar class |
| Syntax hints: ¬ wn 3 ↔ wb 209 = wceq 1567 ∈ wcel 2149 ∅c0 4294 dom cdm 5662 ⟶wf 6533 ‘cfv 6537 ℋchba 31212 0ℎc0v 31217 adjℎcado 31248 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1822 ax-4 1836 ax-5 1937 ax-6 1994 ax-7 2035 ax-8 2151 ax-9 2159 ax-10 2182 ax-11 2198 ax-12 2219 ax-ext 2741 ax-sep 5261 ax-nul 5271 ax-pow 5337 ax-pr 5405 ax-un 7733 ax-resscn 11157 ax-1cn 11158 ax-icn 11159 ax-addcl 11160 ax-addrcl 11161 ax-mulcl 11162 ax-mulrcl 11163 ax-mulcom 11164 ax-addass 11165 ax-mulass 11166 ax-distr 11167 ax-i2m1 11168 ax-1ne0 11169 ax-1rid 11170 ax-rnegex 11171 ax-rrecex 11172 ax-cnre 11173 ax-pre-lttri 11174 ax-pre-lttrn 11175 ax-pre-ltadd 11176 ax-pre-mulgt0 11177 ax-hilex 31292 ax-hfvadd 31293 ax-hvcom 31294 ax-hvass 31295 ax-hv0cl 31296 ax-hvaddid 31297 ax-hfvmul 31298 ax-hvmulid 31299 ax-hvdistr2 31302 ax-hvmul0 31303 ax-hfi 31372 ax-his1 31375 ax-his2 31376 ax-his3 31377 ax-his4 31378 |
| This theorem depends on definitions: df-bi 210 df-an 401 df-or 861 df-3or 1102 df-3an 1103 df-tru 1570 df-fal 1580 df-ex 1807 df-nf 1811 df-sb 2098 df-mo 2573 df-eu 2603 df-clab 2748 df-cleq 2761 df-clel 2844 df-nfc 2918 df-ne 2965 df-nel 3071 df-ral 3086 df-rex 3096 df-rmo 3376 df-reu 3377 df-rab 3424 df-v 3465 df-sbc 3754 df-csb 3862 df-dif 3916 df-un 3918 df-in 3920 df-ss 3930 df-pss 3933 df-nul 4295 df-if 4493 df-pw 4569 df-sn 4595 df-pr 4597 df-op 4601 df-uni 4877 df-iun 4962 df-br 5114 df-opab 5178 df-mpt 5197 df-tr 5223 df-id 5557 df-eprel 5562 df-po 5570 df-so 5571 df-fr 5615 df-we 5617 df-xp 5668 df-rel 5669 df-cnv 5670 df-co 5671 df-dm 5672 df-rn 5673 df-res 5674 df-ima 5675 df-pred 6303 df-ord 6364 df-on 6365 df-lim 6366 df-suc 6367 df-iota 6493 df-fun 6539 df-fn 6540 df-f 6541 df-f1 6542 df-fo 6543 df-f1o 6544 df-fv 6545 df-riota 7368 df-ov 7414 df-oprab 7415 df-mpo 7416 df-om 7863 df-2nd 7987 df-frecs 8278 df-wrecs 8309 df-recs 8358 df-rdg 8397 df-er 8694 df-map 8826 df-en 8944 df-dom 8945 df-sdom 8946 df-pnf 11245 df-mnf 11246 df-xr 11247 df-ltxr 11248 df-le 11249 df-sub 11443 df-neg 11444 df-div 11872 df-nn 12234 df-2 12303 df-cj 15150 df-re 15151 df-im 15152 df-hvsub 31264 df-adjh 32142 |
| This theorem is referenced by: adjbdlnb 32377 adjeq0 32384 |
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