| Mathbox for Glauco Siliprandi |
< Previous
Next >
Nearby theorems |
||
| Mirrors > Home > MPE Home > Th. List > Mathboxes > xlimuni | Structured version Visualization version GIF version | ||
| Description: An infinite sequence converges to at most one limit (w.r.t. to the standard topology on the extended reals). (Contributed by Glauco Siliprandi, 23-Apr-2023.) |
| Ref | Expression |
|---|---|
| xlimuni.1 | ⊢ (𝜑 → 𝐹~~>*𝐴) |
| xlimuni.2 | ⊢ (𝜑 → 𝐹~~>*𝐵) |
| Ref | Expression |
|---|---|
| xlimuni | ⊢ (𝜑 → 𝐴 = 𝐵) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | xrhaus 23579 | . . 3 ⊢ (ordTop‘ ≤ ) ∈ Haus | |
| 2 | 1 | a1i 11 | . 2 ⊢ (𝜑 → (ordTop‘ ≤ ) ∈ Haus) |
| 3 | xlimuni.1 | . . 3 ⊢ (𝜑 → 𝐹~~>*𝐴) | |
| 4 | df-xlim 46574 | . . . 4 ⊢ ~~>* = (⇝𝑡‘(ordTop‘ ≤ )) | |
| 5 | 4 | breqi 5120 | . . 3 ⊢ (𝐹~~>*𝐴 ↔ 𝐹(⇝𝑡‘(ordTop‘ ≤ ))𝐴) |
| 6 | 3, 5 | sylib 221 | . 2 ⊢ (𝜑 → 𝐹(⇝𝑡‘(ordTop‘ ≤ ))𝐴) |
| 7 | xlimuni.2 | . . 3 ⊢ (𝜑 → 𝐹~~>*𝐵) | |
| 8 | 4 | breqi 5120 | . . 3 ⊢ (𝐹~~>*𝐵 ↔ 𝐹(⇝𝑡‘(ordTop‘ ≤ ))𝐵) |
| 9 | 7, 8 | sylib 221 | . 2 ⊢ (𝜑 → 𝐹(⇝𝑡‘(ordTop‘ ≤ ))𝐵) |
| 10 | 2, 6, 9 | lmmo 23574 | 1 ⊢ (𝜑 → 𝐴 = 𝐵) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 = wceq 1570 ∈ wcel 2146 class class class wbr 5114 ‘cfv 6543 ≤ cle 11262 ordTopcordt 17578 ⇝𝑡clm 23420 Hauscha 23502 ~~>*clsxlim 46573 |
| 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 2148 ax-9 2156 ax-10 2179 ax-11 2195 ax-12 2216 ax-ext 2738 ax-sep 5262 ax-nul 5274 ax-pow 5341 ax-pr 5409 ax-un 7745 ax-cnex 11174 ax-resscn 11175 ax-1cn 11176 ax-icn 11177 ax-addcl 11178 ax-addrcl 11179 ax-mulcl 11180 ax-mulrcl 11181 ax-mulcom 11182 ax-addass 11183 ax-mulass 11184 ax-distr 11185 ax-i2m1 11186 ax-1ne0 11187 ax-1rid 11188 ax-rnegex 11189 ax-rrecex 11190 ax-cnre 11191 ax-pre-lttri 11192 ax-pre-lttrn 11193 ax-pre-ltadd 11194 ax-pre-mulgt0 11195 |
| 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 2570 df-eu 2600 df-clab 2745 df-cleq 2758 df-clel 2841 df-nfc 2915 df-ne 2962 df-nel 3068 df-ral 3083 df-rex 3093 df-reu 3373 df-rab 3420 df-v 3460 df-sbc 3748 df-csb 3857 df-dif 3911 df-un 3913 df-in 3915 df-ss 3925 df-pss 3928 df-nul 4290 df-if 4493 df-pw 4569 df-sn 4595 df-pr 4597 df-op 4601 df-uni 4878 df-int 4918 df-iun 4963 df-br 5115 df-opab 5179 df-mpt 5198 df-tr 5224 df-id 5561 df-eprel 5566 df-po 5574 df-so 5575 df-fr 5619 df-we 5621 df-xp 5672 df-rel 5673 df-cnv 5674 df-co 5675 df-dm 5676 df-rn 5677 df-res 5678 df-ima 5679 df-pred 6309 df-ord 6370 df-on 6371 df-lim 6372 df-suc 6373 df-iota 6499 df-fun 6545 df-fn 6546 df-f 6547 df-f1 6548 df-fo 6549 df-f1o 6550 df-fv 6551 df-riota 7380 df-ov 7426 df-oprab 7427 df-mpo 7428 df-om 7872 df-1st 7995 df-2nd 7996 df-frecs 8287 df-wrecs 8318 df-recs 8367 df-rdg 8406 df-1o 8462 df-2o 8463 df-er 8703 df-pm 8836 df-en 8953 df-dom 8954 df-sdom 8955 df-fin 8956 df-fi 9381 df-pnf 11263 df-mnf 11264 df-xr 11265 df-ltxr 11266 df-le 11267 df-sub 11461 df-neg 11462 df-nn 12252 df-z 12610 df-uz 12881 df-topgen 17521 df-ordt 17580 df-ps 18647 df-tsr 18648 df-top 23088 df-topon 23105 df-bases 23140 df-lm 23423 df-haus 23509 df-xlim 46574 |
| This theorem is used by: (None) |
| Copyright terms: Public domain | W3C validator |