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| Mirrors > Home > HSE Home > Th. List > hlimreui | Structured version Visualization version GIF version | ||
| Description: The limit of a Hilbert space sequence is unique. (Contributed by NM, 19-Aug-1999.) (Revised by Mario Carneiro, 14-May-2014.) (New usage is discouraged.) |
| Ref | Expression |
|---|---|
| hlimreui | ⊢ (∃𝑥 ∈ 𝐻 𝐹 ⇝𝑣 𝑥 ↔ ∃!𝑥 ∈ 𝐻 𝐹 ⇝𝑣 𝑥) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | hlimuni 31722 | . . . 4 ⊢ ((𝐹 ⇝𝑣 𝑥 ∧ 𝐹 ⇝𝑣 𝑦) → 𝑥 = 𝑦) | |
| 2 | 1 | rgen2w 3081 | . . 3 ⊢ ∀𝑥 ∈ 𝐻 ∀𝑦 ∈ 𝐻 ((𝐹 ⇝𝑣 𝑥 ∧ 𝐹 ⇝𝑣 𝑦) → 𝑥 = 𝑦) |
| 3 | 2 | biantru 539 | . 2 ⊢ (∃𝑥 ∈ 𝐻 𝐹 ⇝𝑣 𝑥 ↔ (∃𝑥 ∈ 𝐻 𝐹 ⇝𝑣 𝑥 ∧ ∀𝑥 ∈ 𝐻 ∀𝑦 ∈ 𝐻 ((𝐹 ⇝𝑣 𝑥 ∧ 𝐹 ⇝𝑣 𝑦) → 𝑥 = 𝑦))) |
| 4 | breq2 5107 | . . 3 ⊢ (𝑥 = 𝑦 → (𝐹 ⇝𝑣 𝑥 ↔ 𝐹 ⇝𝑣 𝑦)) | |
| 5 | 4 | reu4 3689 | . 2 ⊢ (∃!𝑥 ∈ 𝐻 𝐹 ⇝𝑣 𝑥 ↔ (∃𝑥 ∈ 𝐻 𝐹 ⇝𝑣 𝑥 ∧ ∀𝑥 ∈ 𝐻 ∀𝑦 ∈ 𝐻 ((𝐹 ⇝𝑣 𝑥 ∧ 𝐹 ⇝𝑣 𝑦) → 𝑥 = 𝑦))) |
| 6 | 3, 5 | bitr4i 281 | 1 ⊢ (∃𝑥 ∈ 𝐻 𝐹 ⇝𝑣 𝑥 ↔ ∃!𝑥 ∈ 𝐻 𝐹 ⇝𝑣 𝑥) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ↔ wb 209 ∧ wa 401 ∀wral 3076 ∃wrex 3086 ∃!wreu 3363 class class class wbr 5103 ⇝𝑣 chli 31411 |
| 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 2147 ax-9 2155 ax-10 2178 ax-11 2194 ax-12 2213 ax-ext 2732 ax-rep 5232 ax-sep 5251 ax-nul 5263 ax-pow 5330 ax-pr 5398 ax-un 7737 ax-cnex 11183 ax-resscn 11184 ax-1cn 11185 ax-icn 11186 ax-addcl 11187 ax-addrcl 11188 ax-mulcl 11189 ax-mulrcl 11190 ax-mulcom 11191 ax-addass 11192 ax-mulass 11193 ax-distr 11194 ax-i2m1 11195 ax-1ne0 11196 ax-1rid 11197 ax-rnegex 11198 ax-rrecex 11199 ax-cnre 11200 ax-pre-lttri 11201 ax-pre-lttrn 11202 ax-pre-ltadd 11203 ax-pre-mulgt0 11204 ax-pre-sup 11205 ax-addf 11206 ax-mulf 11207 ax-hilex 31483 ax-hfvadd 31484 ax-hvcom 31485 ax-hvass 31486 ax-hv0cl 31487 ax-hvaddid 31488 ax-hfvmul 31489 ax-hvmulid 31490 ax-hvmulass 31491 ax-hvdistr1 31492 ax-hvdistr2 31493 ax-hvmul0 31494 ax-hfi 31563 ax-his1 31566 ax-his2 31567 ax-his3 31568 ax-his4 31569 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3or 1104 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1813 df-nf 1817 df-sb 2100 df-mo 2564 df-eu 2594 df-clab 2739 df-cleq 2752 df-clel 2835 df-nfc 2909 df-ne 2956 df-nel 3062 df-ral 3077 df-rex 3087 df-rmo 3365 df-reu 3366 df-rab 3413 df-v 3452 df-sbc 3740 df-csb 3848 df-dif 3902 df-un 3904 df-in 3906 df-ss 3916 df-pss 3919 df-nul 4280 df-if 4483 df-pw 4559 df-sn 4585 df-pr 4587 df-op 4591 df-uni 4868 df-iun 4953 df-br 5104 df-opab 5168 df-mpt 5187 df-tr 5213 df-id 5550 df-eprel 5555 df-po 5563 df-so 5564 df-fr 5608 df-we 5610 df-xp 5661 df-rel 5662 df-cnv 5663 df-co 5664 df-dm 5665 df-rn 5666 df-res 5667 df-ima 5668 df-pred 6299 df-ord 6360 df-on 6361 df-lim 6362 df-suc 6363 df-iota 6489 df-fun 6535 df-fn 6536 df-f 6537 df-f1 6538 df-fo 6539 df-f1o 6540 df-fv 6541 df-riota 7371 df-ov 7417 df-oprab 7418 df-mpo 7419 df-om 7864 df-1st 7987 df-2nd 7988 df-frecs 8281 df-wrecs 8312 df-recs 8361 df-rdg 8400 df-er 8699 df-map 8831 df-pm 8832 df-en 8956 df-dom 8957 df-sdom 8958 df-sup 9415 df-inf 9416 df-pnf 11272 df-mnf 11273 df-xr 11274 df-ltxr 11275 df-le 11276 df-sub 11470 df-neg 11471 df-div 11899 df-nn 12261 df-2 12330 df-3 12331 df-4 12332 df-n0 12532 df-z 12619 df-uz 12891 df-q 13001 df-rp 13046 df-xneg 13166 df-xadd 13167 df-xmul 13168 df-icc 13408 df-seq 14069 df-exp 14129 df-cj 15189 df-re 15190 df-im 15191 df-sqrt 15325 df-abs 15326 df-topgen 17531 df-psmet 21580 df-xmet 21581 df-met 21582 df-bl 21583 df-mopn 21584 df-top 23122 df-topon 23139 df-bases 23174 df-lm 23457 df-haus 23543 df-grpo 30977 df-gid 30978 df-ginv 30979 df-gdiv 30980 df-ablo 31029 df-vc 31043 df-nv 31076 df-va 31079 df-ba 31080 df-sm 31081 df-0v 31082 df-vs 31083 df-nmcv 31084 df-ims 31085 df-hnorm 31452 df-hvsub 31455 df-hlim 31456 |
| This theorem is used by: hlimeui 31724 |
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