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| Mirrors > Home > MPE Home > Th. List > Mathboxes > xrge0tmdALT | Structured version Visualization version GIF version | ||
| Description: Alternate proof of xrge0tmd 34458. (Contributed by Thierry Arnoux, 26-Mar-2017.) (Proof modification is discouraged.) (New usage is discouraged.) |
| Ref | Expression |
|---|---|
| xrge0tmdALT | ⊢ (ℝ*𝑠 ↾s (0[,]+∞)) ∈ TopMnd |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | xrge0cmn 21660 | . . 3 ⊢ (ℝ*𝑠 ↾s (0[,]+∞)) ∈ CMnd | |
| 2 | cmnmnd 19927 | . . 3 ⊢ ((ℝ*𝑠 ↾s (0[,]+∞)) ∈ CMnd → (ℝ*𝑠 ↾s (0[,]+∞)) ∈ Mnd) | |
| 3 | 1, 2 | ax-mp 5 | . 2 ⊢ (ℝ*𝑠 ↾s (0[,]+∞)) ∈ Mnd |
| 4 | xrge0tps 34455 | . 2 ⊢ (ℝ*𝑠 ↾s (0[,]+∞)) ∈ TopSp | |
| 5 | eqeq1 2764 | . . . . 5 ⊢ (𝑦 = 𝑥 → (𝑦 = 0 ↔ 𝑥 = 0)) | |
| 6 | fveq2 6879 | . . . . . 6 ⊢ (𝑦 = 𝑥 → (log‘𝑦) = (log‘𝑥)) | |
| 7 | 6 | negeqd 11478 | . . . . 5 ⊢ (𝑦 = 𝑥 → -(log‘𝑦) = -(log‘𝑥)) |
| 8 | 5, 7 | ifbieq2d 4509 | . . . 4 ⊢ (𝑦 = 𝑥 → if(𝑦 = 0, +∞, -(log‘𝑦)) = if(𝑥 = 0, +∞, -(log‘𝑥))) |
| 9 | 8 | cbvmptv 5209 | . . 3 ⊢ (𝑦 ∈ (0[,]1) ↦ if(𝑦 = 0, +∞, -(log‘𝑦))) = (𝑥 ∈ (0[,]1) ↦ if(𝑥 = 0, +∞, -(log‘𝑥))) |
| 10 | eqid 2760 | . . 3 ⊢ ((ordTop‘ ≤ ) ↾t (0[,]+∞)) = ((ordTop‘ ≤ ) ↾t (0[,]+∞)) | |
| 11 | eqid 2760 | . . 3 ⊢ ( +𝑒 ↾ ((0[,]+∞) × (0[,]+∞))) = ( +𝑒 ↾ ((0[,]+∞) × (0[,]+∞))) | |
| 12 | 9, 10, 11 | xrge0pluscn 34453 | . 2 ⊢ ( +𝑒 ↾ ((0[,]+∞) × (0[,]+∞))) ∈ ((((ordTop‘ ≤ ) ↾t (0[,]+∞)) ×t ((ordTop‘ ≤ ) ↾t (0[,]+∞))) Cn ((ordTop‘ ≤ ) ↾t (0[,]+∞))) |
| 13 | xrsbas 17695 | . . . . 5 ⊢ ℝ* = (Base‘ℝ*𝑠) | |
| 14 | eqid 2760 | . . . . 5 ⊢ (ℝ*𝑠 ↾s (0[,]+∞)) = (ℝ*𝑠 ↾s (0[,]+∞)) | |
| 15 | xrsadd 21606 | . . . . 5 ⊢ +𝑒 = (+g‘ℝ*𝑠) | |
| 16 | xaddf 13279 | . . . . . 6 ⊢ +𝑒 :(ℝ* × ℝ*)⟶ℝ* | |
| 17 | ffn 6703 | . . . . . 6 ⊢ ( +𝑒 :(ℝ* × ℝ*)⟶ℝ* → +𝑒 Fn (ℝ* × ℝ*)) | |
| 18 | 16, 17 | ax-mp 5 | . . . . 5 ⊢ +𝑒 Fn (ℝ* × ℝ*) |
| 19 | iccssxr 13486 | . . . . 5 ⊢ (0[,]+∞) ⊆ ℝ* | |
| 20 | 13, 14, 15, 18, 19 | ressplusf 33406 | . . . 4 ⊢ (+𝑓‘(ℝ*𝑠 ↾s (0[,]+∞))) = ( +𝑒 ↾ ((0[,]+∞) × (0[,]+∞))) |
| 21 | 20 | eqcomi 2769 | . . 3 ⊢ ( +𝑒 ↾ ((0[,]+∞) × (0[,]+∞))) = (+𝑓‘(ℝ*𝑠 ↾s (0[,]+∞))) |
| 22 | xrge0base 17696 | . . . 4 ⊢ (0[,]+∞) = (Base‘(ℝ*𝑠 ↾s (0[,]+∞))) | |
| 23 | ovex 7447 | . . . . 5 ⊢ (0[,]+∞) ∈ V | |
| 24 | xrstset 21608 | . . . . . 6 ⊢ (ordTop‘ ≤ ) = (TopSet‘ℝ*𝑠) | |
| 25 | 14, 24 | resstset 17453 | . . . . 5 ⊢ ((0[,]+∞) ∈ V → (ordTop‘ ≤ ) = (TopSet‘(ℝ*𝑠 ↾s (0[,]+∞)))) |
| 26 | 23, 25 | ax-mp 5 | . . . 4 ⊢ (ordTop‘ ≤ ) = (TopSet‘(ℝ*𝑠 ↾s (0[,]+∞))) |
| 27 | 22, 26 | topnval 17522 | . . 3 ⊢ ((ordTop‘ ≤ ) ↾t (0[,]+∞)) = (TopOpen‘(ℝ*𝑠 ↾s (0[,]+∞))) |
| 28 | 21, 27 | istmd 24303 | . 2 ⊢ ((ℝ*𝑠 ↾s (0[,]+∞)) ∈ TopMnd ↔ ((ℝ*𝑠 ↾s (0[,]+∞)) ∈ Mnd ∧ (ℝ*𝑠 ↾s (0[,]+∞)) ∈ TopSp ∧ ( +𝑒 ↾ ((0[,]+∞) × (0[,]+∞))) ∈ ((((ordTop‘ ≤ ) ↾t (0[,]+∞)) ×t ((ordTop‘ ≤ ) ↾t (0[,]+∞))) Cn ((ordTop‘ ≤ ) ↾t (0[,]+∞))))) |
| 29 | 3, 4, 12, 28 | mpbir3an 1360 | 1 ⊢ (ℝ*𝑠 ↾s (0[,]+∞)) ∈ TopMnd |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: = wceq 1570 ∈ wcel 2145 Vcvv 3450 ifcif 4482 ↦ cmpt 5186 × cxp 5653 ↾ cres 5657 Fn wfn 6528 ⟶wf 6529 ‘cfv 6533 (class class class)co 7414 0cc0 11127 1c1 11128 +∞cpnf 11267 ℝ*cxr 11269 ≤ cle 11271 -cneg 11469 +𝑒 cxad 13164 [,]cicc 13404 ↾s cress 17325 TopSetcts 17351 ↾t crest 17508 ordTopcordt 17588 ℝ*𝑠cxrs 17589 +𝑓cplusf 18730 Mndcmnd 18839 CMndccmn 19910 TopSpctps 23160 Cn ccn 23452 ×t ctx 23789 TopMndctmd 24299 logclog 26794 |
| 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-inf2 9623 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 |
| 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-tp 4589 df-op 4591 df-uni 4868 df-int 4908 df-iun 4953 df-iin 4954 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-se 5609 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-isom 6542 df-riota 7371 df-ov 7417 df-oprab 7418 df-mpo 7419 df-of 7679 df-om 7864 df-1st 7987 df-2nd 7988 df-supp 8160 df-frecs 8281 df-wrecs 8312 df-recs 8361 df-rdg 8400 df-1o 8458 df-2o 8459 df-er 8699 df-map 8831 df-pm 8832 df-ixp 8908 df-en 8956 df-dom 8957 df-sdom 8958 df-fin 8959 df-fsupp 9335 df-fi 9384 df-sup 9415 df-inf 9416 df-oi 9485 df-card 9947 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-5 12333 df-6 12334 df-7 12335 df-8 12336 df-9 12337 df-n0 12532 df-z 12619 df-dec 12740 df-uz 12891 df-q 13001 df-rp 13046 df-xneg 13166 df-xadd 13167 df-xmul 13168 df-ioo 13405 df-ioc 13406 df-ico 13407 df-icc 13408 df-fz 13565 df-fzo 13713 df-fl 13856 df-mod 13934 df-seq 14069 df-exp 14129 df-fac 14341 df-bc 14370 df-hash 14398 df-shft 15143 df-cj 15189 df-re 15190 df-im 15191 df-sqrt 15325 df-abs 15326 df-limsup 15561 df-clim 15578 df-rlim 15579 df-sum 15777 df-ef 16156 df-sin 16158 df-cos 16159 df-pi 16161 df-struct 17242 df-sets 17259 df-slot 17277 df-ndx 17289 df-base 17305 df-ress 17326 df-plusg 17358 df-mulr 17359 df-starv 17360 df-sca 17361 df-vsca 17362 df-ip 17363 df-tset 17364 df-ple 17365 df-ds 17367 df-unif 17368 df-hom 17369 df-cco 17370 df-rest 17510 df-topn 17511 df-0g 17529 df-gsum 17530 df-topgen 17531 df-pt 17532 df-prds 17535 df-ordt 17590 df-xrs 17591 df-qtop 17596 df-imas 17597 df-xps 17599 df-mre 17673 df-mrc 17674 df-acs 17676 df-ps 18657 df-tsr 18658 df-plusf 18732 df-mgm 18733 df-sgrp 18824 df-mnd 18840 df-submnd 18895 df-grp 19063 df-minusg 19064 df-sbg 19065 df-mulg 19194 df-subg 19249 df-cntz 19447 df-cmn 19912 df-abl 19913 df-mgp 20277 df-rng 20291 df-ur 20324 df-ring 20377 df-cring 20378 df-subrng 20711 df-subrg 20735 df-abv 20978 df-lmod 21049 df-scaf 21050 df-sra 21360 df-rgmod 21361 df-psmet 21580 df-xmet 21581 df-met 21582 df-bl 21583 df-mopn 21584 df-fbas 21585 df-fg 21586 df-cnfld 21589 df-top 23122 df-topon 23139 df-topsp 23161 df-bases 23174 df-cld 23247 df-ntr 23248 df-cls 23249 df-nei 23326 df-lp 23364 df-perf 23365 df-cn 23455 df-cnp 23456 df-haus 23543 df-tx 23791 df-hmeo 23984 df-fil 24075 df-fm 24167 df-flim 24168 df-flf 24169 df-tmd 24301 df-tgp 24302 df-trg 24389 df-xms 24549 df-ms 24550 df-tms 24551 df-nm 24811 df-ngp 24812 df-nrg 24814 df-nlm 24815 df-ii 25108 df-cncf 25109 df-limc 26096 df-dv 26097 df-log 26796 |
| This theorem is used by: (None) |
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