![]() |
Mathbox for Thierry Arnoux |
< Previous
Next >
Nearby theorems |
|
Mirrors > Home > MPE Home > Th. List > Mathboxes > xrge0tsmseq | Structured version Visualization version GIF version |
Description: Any limit of a finite or infinite sum in the nonnegative extended reals is the union of the sets limits, since this set is a singleton. (Contributed by Thierry Arnoux, 24-Mar-2017.) |
Ref | Expression |
---|---|
xrge0tsmseq.g | ⊢ 𝐺 = (ℝ*𝑠 ↾s (0[,]+∞)) |
xrge0tsmseq.a | ⊢ (𝜑 → 𝐴 ∈ 𝑉) |
xrge0tsmseq.f | ⊢ (𝜑 → 𝐹:𝐴⟶(0[,]+∞)) |
xrge0tsmseq.h | ⊢ (𝜑 → 𝐶 ∈ (𝐺 tsums 𝐹)) |
Ref | Expression |
---|---|
xrge0tsmseq | ⊢ (𝜑 → 𝐶 = ∪ (𝐺 tsums 𝐹)) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | xrge0tsmseq.h | . . . 4 ⊢ (𝜑 → 𝐶 ∈ (𝐺 tsums 𝐹)) | |
2 | xrge0tsmseq.a | . . . . 5 ⊢ (𝜑 → 𝐴 ∈ 𝑉) | |
3 | xrge0tsmseq.f | . . . . 5 ⊢ (𝜑 → 𝐹:𝐴⟶(0[,]+∞)) | |
4 | xrge0tsmseq.g | . . . . . 6 ⊢ 𝐺 = (ℝ*𝑠 ↾s (0[,]+∞)) | |
5 | 4 | xrge0tsms2 24126 | . . . . 5 ⊢ ((𝐴 ∈ 𝑉 ∧ 𝐹:𝐴⟶(0[,]+∞)) → (𝐺 tsums 𝐹) ≈ 1o) |
6 | 2, 3, 5 | syl2anc 585 | . . . 4 ⊢ (𝜑 → (𝐺 tsums 𝐹) ≈ 1o) |
7 | en1eqsn 9152 | . . . 4 ⊢ ((𝐶 ∈ (𝐺 tsums 𝐹) ∧ (𝐺 tsums 𝐹) ≈ 1o) → (𝐺 tsums 𝐹) = {𝐶}) | |
8 | 1, 6, 7 | syl2anc 585 | . . 3 ⊢ (𝜑 → (𝐺 tsums 𝐹) = {𝐶}) |
9 | 8 | unieqd 4878 | . 2 ⊢ (𝜑 → ∪ (𝐺 tsums 𝐹) = ∪ {𝐶}) |
10 | unisng 4885 | . . 3 ⊢ (𝐶 ∈ (𝐺 tsums 𝐹) → ∪ {𝐶} = 𝐶) | |
11 | 1, 10 | syl 17 | . 2 ⊢ (𝜑 → ∪ {𝐶} = 𝐶) |
12 | 9, 11 | eqtr2d 2779 | 1 ⊢ (𝜑 → 𝐶 = ∪ (𝐺 tsums 𝐹)) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 = wceq 1542 ∈ wcel 2107 {csn 4585 ∪ cuni 4864 class class class wbr 5104 ⟶wf 6488 (class class class)co 7350 1oc1o 8373 ≈ cen 8814 0cc0 10985 +∞cpnf 11120 [,]cicc 13197 ↾s cress 17048 ℝ*𝑠cxrs 17318 tsums ctsu 23405 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1798 ax-4 1812 ax-5 1914 ax-6 1972 ax-7 2012 ax-8 2109 ax-9 2117 ax-10 2138 ax-11 2155 ax-12 2172 ax-ext 2709 ax-rep 5241 ax-sep 5255 ax-nul 5262 ax-pow 5319 ax-pr 5383 ax-un 7663 ax-cnex 11041 ax-resscn 11042 ax-1cn 11043 ax-icn 11044 ax-addcl 11045 ax-addrcl 11046 ax-mulcl 11047 ax-mulrcl 11048 ax-mulcom 11049 ax-addass 11050 ax-mulass 11051 ax-distr 11052 ax-i2m1 11053 ax-1ne0 11054 ax-1rid 11055 ax-rnegex 11056 ax-rrecex 11057 ax-cnre 11058 ax-pre-lttri 11059 ax-pre-lttrn 11060 ax-pre-ltadd 11061 ax-pre-mulgt0 11062 ax-pre-sup 11063 |
This theorem depends on definitions: df-bi 206 df-an 398 df-or 847 df-3or 1089 df-3an 1090 df-tru 1545 df-fal 1555 df-ex 1783 df-nf 1787 df-sb 2069 df-mo 2540 df-eu 2569 df-clab 2716 df-cleq 2730 df-clel 2816 df-nfc 2888 df-ne 2943 df-nel 3049 df-ral 3064 df-rex 3073 df-rmo 3352 df-reu 3353 df-rab 3407 df-v 3446 df-sbc 3739 df-csb 3855 df-dif 3912 df-un 3914 df-in 3916 df-ss 3926 df-pss 3928 df-nul 4282 df-if 4486 df-pw 4561 df-sn 4586 df-pr 4588 df-tp 4590 df-op 4592 df-uni 4865 df-int 4907 df-iun 4955 df-iin 4956 df-br 5105 df-opab 5167 df-mpt 5188 df-tr 5222 df-id 5529 df-eprel 5535 df-po 5543 df-so 5544 df-fr 5586 df-se 5587 df-we 5588 df-xp 5637 df-rel 5638 df-cnv 5639 df-co 5640 df-dm 5641 df-rn 5642 df-res 5643 df-ima 5644 df-pred 6250 df-ord 6317 df-on 6318 df-lim 6319 df-suc 6320 df-iota 6444 df-fun 6494 df-fn 6495 df-f 6496 df-f1 6497 df-fo 6498 df-f1o 6499 df-fv 6500 df-isom 6501 df-riota 7306 df-ov 7353 df-oprab 7354 df-mpo 7355 df-of 7608 df-om 7794 df-1st 7912 df-2nd 7913 df-supp 8061 df-frecs 8180 df-wrecs 8211 df-recs 8285 df-rdg 8324 df-1o 8380 df-er 8582 df-map 8701 df-en 8818 df-dom 8819 df-sdom 8820 df-fin 8821 df-fsupp 9240 df-fi 9281 df-sup 9312 df-inf 9313 df-oi 9380 df-card 9809 df-pnf 11125 df-mnf 11126 df-xr 11127 df-ltxr 11128 df-le 11129 df-sub 11321 df-neg 11322 df-div 11747 df-nn 12088 df-2 12150 df-3 12151 df-4 12152 df-5 12153 df-6 12154 df-7 12155 df-8 12156 df-9 12157 df-n0 12348 df-z 12434 df-dec 12553 df-uz 12698 df-q 12804 df-xadd 12964 df-ioo 13198 df-ioc 13199 df-ico 13200 df-icc 13201 df-fz 13355 df-fzo 13498 df-seq 13837 df-hash 14160 df-struct 16955 df-sets 16972 df-slot 16990 df-ndx 17002 df-base 17020 df-ress 17049 df-plusg 17082 df-mulr 17083 df-tset 17088 df-ple 17089 df-ds 17091 df-rest 17240 df-topn 17241 df-0g 17259 df-gsum 17260 df-topgen 17261 df-ordt 17319 df-xrs 17320 df-mre 17402 df-mrc 17403 df-acs 17405 df-ps 18391 df-tsr 18392 df-mgm 18433 df-sgrp 18482 df-mnd 18493 df-submnd 18538 df-cntz 19032 df-cmn 19499 df-fbas 20722 df-fg 20723 df-top 22171 df-topon 22188 df-topsp 22210 df-bases 22224 df-ntr 22299 df-nei 22377 df-cn 22506 df-haus 22594 df-fil 23125 df-fm 23217 df-flim 23218 df-flf 23219 df-tsms 23406 |
This theorem is referenced by: esumid 32423 |
Copyright terms: Public domain | W3C validator |