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| Mirrors > Home > MPE Home > Th. List > Mathboxes > xrge0tmdALT | Structured version Visualization version GIF version | ||
| Description: Alternate proof of xrge0tmd 34633. (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 21765 | . . 3 ⊢ (ℝ*𝑠 ↾s (0[,]+∞)) ∈ CMnd | |
| 2 | cmnmnd 20026 | . . 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 34630 | . 2 ⊢ (ℝ*𝑠 ↾s (0[,]+∞)) ∈ TopSp | |
| 5 | eqeq1 2767 | . . . . 5 ⊢ (𝑦 = 𝑥 → (𝑦 = 0 ↔ 𝑥 = 0)) | |
| 6 | fveq2 6896 | . . . . . 6 ⊢ (𝑦 = 𝑥 → (log‘𝑦) = (log‘𝑥)) | |
| 7 | 6 | negeqd 11564 | . . . . 5 ⊢ (𝑦 = 𝑥 → -(log‘𝑦) = -(log‘𝑥)) |
| 8 | 5, 7 | ifbieq2d 4512 | . . . 4 ⊢ (𝑦 = 𝑥 → if(𝑦 = 0, +∞, -(log‘𝑦)) = if(𝑥 = 0, +∞, -(log‘𝑥))) |
| 9 | 8 | cbvmptv 5212 | . . 3 ⊢ (𝑦 ∈ (0[,]1) ↦ if(𝑦 = 0, +∞, -(log‘𝑦))) = (𝑥 ∈ (0[,]1) ↦ if(𝑥 = 0, +∞, -(log‘𝑥))) |
| 10 | eqid 2763 | . . 3 ⊢ ((ordTop‘ ≤ ) ↾t (0[,]+∞)) = ((ordTop‘ ≤ ) ↾t (0[,]+∞)) | |
| 11 | eqid 2763 | . . 3 ⊢ ( +e ↾ ((0[,]+∞) × (0[,]+∞))) = ( +e ↾ ((0[,]+∞) × (0[,]+∞))) | |
| 12 | 9, 10, 11 | xrge0pluscn 34628 | . 2 ⊢ ( +e ↾ ((0[,]+∞) × (0[,]+∞))) ∈ ((((ordTop‘ ≤ ) ↾t (0[,]+∞)) ×t ((ordTop‘ ≤ ) ↾t (0[,]+∞))) Cn ((ordTop‘ ≤ ) ↾t (0[,]+∞))) |
| 13 | xrsbas 17793 | . . . . 5 ⊢ ℝ* = (Base‘ℝ*𝑠) | |
| 14 | eqid 2763 | . . . . 5 ⊢ (ℝ*𝑠 ↾s (0[,]+∞)) = (ℝ*𝑠 ↾s (0[,]+∞)) | |
| 15 | xrsadd 21711 | . . . . 5 ⊢ +e = (+g‘ℝ*𝑠) | |
| 16 | xaddf 13367 | . . . . . 6 ⊢ +e :(ℝ* × ℝ*)⟶ℝ* | |
| 17 | ffn 6720 | . . . . . 6 ⊢ ( +e :(ℝ* × ℝ*)⟶ℝ* → +e Fn (ℝ* × ℝ*)) | |
| 18 | 16, 17 | ax-mp 5 | . . . . 5 ⊢ +e Fn (ℝ* × ℝ*) |
| 19 | iccssxr 13574 | . . . . 5 ⊢ (0[,]+∞) ⊆ ℝ* | |
| 20 | 13, 14, 15, 18, 19 | ressplusf 33580 | . . . 4 ⊢ (+𝑓‘(ℝ*𝑠 ↾s (0[,]+∞))) = ( +e ↾ ((0[,]+∞) × (0[,]+∞))) |
| 21 | 20 | eqcomi 2772 | . . 3 ⊢ ( +e ↾ ((0[,]+∞) × (0[,]+∞))) = (+𝑓‘(ℝ*𝑠 ↾s (0[,]+∞))) |
| 22 | xrge0base 17794 | . . . 4 ⊢ (0[,]+∞) = (Base‘(ℝ*𝑠 ↾s (0[,]+∞))) | |
| 23 | ovex 7463 | . . . . 5 ⊢ (0[,]+∞) ∈ V | |
| 24 | xrstset 21713 | . . . . . 6 ⊢ (ordTop‘ ≤ ) = (TopSet‘ℝ*𝑠) | |
| 25 | 14, 24 | resstset 17551 | . . . . 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 17620 | . . 3 ⊢ ((ordTop‘ ≤ ) ↾t (0[,]+∞)) = (TopOpen‘(ℝ*𝑠 ↾s (0[,]+∞))) |
| 28 | 21, 27 | istmd 24408 | . 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 1569 ∈ wcel 2146 Vcvv 3454 ifcif 4485 ↦ cmpt 5189 × cxp 5653 ↾ cres 5657 Fn wfn 6542 ⟶wf 6543 ‘cfv 6547 (class class class)co 7430 0cc0 11213 1c1 11214 +∞cpnf 11353 ℝ*cxr 11355 ≤ cle 11357 -cneg 11555 +e cxad 13252 [,]cicc 13492 ↾s cress 17423 TopSetcts 17449 ↾t crest 17606 ordTopcordt 17686 ℝ*𝑠cxrs 17687 +𝑓cplusf 18828 Mndcmnd 18938 CMndccmn 20009 TopSpctps 23265 Cn ccn 23557 ×t ctx 23894 TopMndctmd 24404 logclog 26897 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1827 ax-4 1841 ax-5 1944 ax-6 2001 ax-7 2042 ax-8 2148 ax-9 2156 ax-10 2179 ax-11 2196 ax-12 2215 ax-ext 2735 ax-rep 5235 ax-sep 5252 ax-nul 5263 ax-pow 5331 ax-pr 5395 ax-un 7761 ax-inf2 9655 ax-cnex 11269 ax-resscn 11270 ax-1cn 11271 ax-icn 11272 ax-addcl 11273 ax-addrcl 11274 ax-mulcl 11275 ax-mulrcl 11276 ax-mulcom 11277 ax-addass 11278 ax-mulass 11279 ax-distr 11280 ax-i2m1 11281 ax-1ne0 11282 ax-1rid 11283 ax-rnegex 11284 ax-rrecex 11285 ax-cnre 11286 ax-pre-lttri 11287 ax-pre-lttrn 11288 ax-pre-ltadd 11289 ax-pre-mulgt0 11290 ax-pre-sup 11291 ax-addf 11292 ax-mulf 11293 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3or 1104 df-3an 1105 df-tru 1572 df-fal 1582 df-ex 1812 df-nf 1816 df-sb 2101 df-mo 2567 df-eu 2597 df-clab 2742 df-cleq 2755 df-clel 2839 df-nfc 2913 df-ne 2960 df-nel 3066 df-ral 3081 df-rex 3091 df-rmo 3369 df-reu 3370 df-rab 3417 df-v 3456 df-sbc 3743 df-csb 3852 df-ss 3901 df-pss 4017 df-dif 4050 df-in 4094 df-un 4154 df-nul 4282 df-if 4486 df-pw 4562 df-sn 4589 df-pr 4591 df-tp 4593 df-op 4839 df-uni 4871 df-int 4911 df-iun 4956 df-iin 4957 df-br 5107 df-opab 5171 df-mpt 5190 df-tr 5216 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 6311 df-ord 6372 df-on 6373 df-lim 6374 df-suc 6375 df-iota 6501 df-fun 6549 df-fn 6550 df-f 6551 df-f1 6552 df-fo 6553 df-f1o 6554 df-fv 6555 df-isom 6556 df-riota 7387 df-ov 7433 df-oprab 7434 df-mpo 7435 df-of 7703 df-om 7888 df-1st 8011 df-2nd 8012 df-supp 8191 df-frecs 8313 df-wrecs 8344 df-recs 8393 df-rdg 8432 df-1o 8490 df-2o 8491 df-er 8731 df-map 8863 df-pm 8864 df-ixp 8940 df-en 8988 df-dom 8989 df-sdom 8990 df-fin 8991 df-fsupp 9368 df-fi 9416 df-sup 9447 df-inf 9448 df-oi 9517 df-card 10033 df-pnf 11358 df-mnf 11359 df-xr 11360 df-ltxr 11361 df-le 11362 df-sub 11556 df-neg 11557 df-div 11987 df-nn 12349 df-2 12418 df-3 12419 df-4 12420 df-5 12421 df-6 12422 df-7 12423 df-8 12424 df-9 12425 df-n0 12620 df-z 12707 df-dec 12828 df-uz 12979 df-q 13089 df-rp 13134 df-xneg 13254 df-xadd 13255 df-xmul 13256 df-ioo 13493 df-ioc 13494 df-ico 13495 df-icc 13496 df-fz 13653 df-fzo 13802 df-fl 13945 df-mod 14023 df-seq 14158 df-exp 14218 df-fac 14431 df-bc 14460 df-hash 14488 df-shft 15235 df-cj 15281 df-re 15282 df-im 15283 df-sqrt 15417 df-abs 15418 df-limsup 15653 df-clim 15670 df-rlim 15671 df-sum 15869 df-ef 16248 df-sin 16250 df-cos 16251 df-pi 16253 df-struct 17340 df-sets 17357 df-slot 17375 df-ndx 17387 df-base 17403 df-ress 17424 df-plusg 17456 df-mulr 17457 df-starv 17458 df-sca 17459 df-vsca 17460 df-ip 17461 df-tset 17462 df-ple 17463 df-ds 17465 df-unif 17466 df-hom 17467 df-cco 17468 df-rest 17608 df-topn 17609 df-0g 17627 df-gsum 17628 df-topgen 17629 df-pt 17630 df-prds 17633 df-ordt 17688 df-xrs 17689 df-qtop 17694 df-imas 17695 df-xps 17697 df-mre 17771 df-mrc 17772 df-acs 17774 df-ps 18755 df-tsr 18756 df-plusf 18830 df-mgm 18831 df-sgrp 18923 df-mnd 18939 df-submnd 18994 df-grp 19162 df-minusg 19163 df-sbg 19164 df-mulg 19293 df-subg 19348 df-cntz 19546 df-cmn 20011 df-abl 20012 df-mgp 20376 df-rng 20390 df-ur 20423 df-ring 20476 df-cring 20477 df-subrng 20813 df-subrg 20837 df-abv 21081 df-lmod 21152 df-scaf 21153 df-sra 21463 df-rgmod 21464 df-psmet 21685 df-xmet 21686 df-met 21687 df-bl 21688 df-mopn 21689 df-fbas 21690 df-fg 21691 df-cnfld 21694 df-top 23227 df-topon 23244 df-topsp 23266 df-bases 23279 df-cld 23352 df-ntr 23353 df-cls 23354 df-nei 23431 df-lp 23469 df-perf 23470 df-cn 23560 df-cnp 23561 df-haus 23648 df-tx 23896 df-hmeo 24089 df-fil 24180 df-fm 24272 df-flim 24273 df-flf 24274 df-tmd 24406 df-tgp 24407 df-trg 24494 df-xms 24654 df-ms 24655 df-tms 24656 df-nm 24916 df-ngp 24917 df-nrg 24919 df-nlm 24920 df-ii 25213 df-cncf 25214 df-limc 26201 df-dv 26202 df-log 26899 |
| This theorem is used by: (None) |
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