Mathbox for Thierry Arnoux |
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Mirrors > Home > MPE Home > Th. List > Mathboxes > esumpad | Structured version Visualization version GIF version |
Description: Extend an extended sum by padding outside with zeroes. (Contributed by Thierry Arnoux, 31-May-2020.) |
Ref | Expression |
---|---|
esumpad.1 | ⊢ (𝜑 → 𝐴 ∈ 𝑉) |
esumpad.2 | ⊢ (𝜑 → 𝐵 ∈ 𝑊) |
esumpad.3 | ⊢ ((𝜑 ∧ 𝑘 ∈ 𝐴) → 𝐶 ∈ (0[,]+∞)) |
esumpad.4 | ⊢ ((𝜑 ∧ 𝑘 ∈ 𝐵) → 𝐶 = 0) |
Ref | Expression |
---|---|
esumpad | ⊢ (𝜑 → Σ*𝑘 ∈ (𝐴 ∪ 𝐵)𝐶 = Σ*𝑘 ∈ 𝐴𝐶) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | nfv 1915 | . . 3 ⊢ Ⅎ𝑘𝜑 | |
2 | nfcv 2977 | . . 3 ⊢ Ⅎ𝑘𝐴 | |
3 | nfcv 2977 | . . 3 ⊢ Ⅎ𝑘(𝐵 ∖ 𝐴) | |
4 | esumpad.1 | . . . 4 ⊢ (𝜑 → 𝐴 ∈ 𝑉) | |
5 | elex 3504 | . . . 4 ⊢ (𝐴 ∈ 𝑉 → 𝐴 ∈ V) | |
6 | 4, 5 | syl 17 | . . 3 ⊢ (𝜑 → 𝐴 ∈ V) |
7 | esumpad.2 | . . . 4 ⊢ (𝜑 → 𝐵 ∈ 𝑊) | |
8 | difexg 5217 | . . . 4 ⊢ (𝐵 ∈ 𝑊 → (𝐵 ∖ 𝐴) ∈ V) | |
9 | 7, 8 | syl 17 | . . 3 ⊢ (𝜑 → (𝐵 ∖ 𝐴) ∈ V) |
10 | disjdif 4407 | . . . 4 ⊢ (𝐴 ∩ (𝐵 ∖ 𝐴)) = ∅ | |
11 | 10 | a1i 11 | . . 3 ⊢ (𝜑 → (𝐴 ∩ (𝐵 ∖ 𝐴)) = ∅) |
12 | esumpad.3 | . . 3 ⊢ ((𝜑 ∧ 𝑘 ∈ 𝐴) → 𝐶 ∈ (0[,]+∞)) | |
13 | difssd 4097 | . . . . 5 ⊢ (𝜑 → (𝐵 ∖ 𝐴) ⊆ 𝐵) | |
14 | 13 | sselda 3955 | . . . 4 ⊢ ((𝜑 ∧ 𝑘 ∈ (𝐵 ∖ 𝐴)) → 𝑘 ∈ 𝐵) |
15 | esumpad.4 | . . . . 5 ⊢ ((𝜑 ∧ 𝑘 ∈ 𝐵) → 𝐶 = 0) | |
16 | 0e0iccpnf 12834 | . . . . 5 ⊢ 0 ∈ (0[,]+∞) | |
17 | 15, 16 | eqeltrdi 2921 | . . . 4 ⊢ ((𝜑 ∧ 𝑘 ∈ 𝐵) → 𝐶 ∈ (0[,]+∞)) |
18 | 14, 17 | syldan 593 | . . 3 ⊢ ((𝜑 ∧ 𝑘 ∈ (𝐵 ∖ 𝐴)) → 𝐶 ∈ (0[,]+∞)) |
19 | 1, 2, 3, 6, 9, 11, 12, 18 | esumsplit 31319 | . 2 ⊢ (𝜑 → Σ*𝑘 ∈ (𝐴 ∪ (𝐵 ∖ 𝐴))𝐶 = (Σ*𝑘 ∈ 𝐴𝐶 +𝑒 Σ*𝑘 ∈ (𝐵 ∖ 𝐴)𝐶)) |
20 | undif2 4411 | . . . 4 ⊢ (𝐴 ∪ (𝐵 ∖ 𝐴)) = (𝐴 ∪ 𝐵) | |
21 | esumeq1 31300 | . . . 4 ⊢ ((𝐴 ∪ (𝐵 ∖ 𝐴)) = (𝐴 ∪ 𝐵) → Σ*𝑘 ∈ (𝐴 ∪ (𝐵 ∖ 𝐴))𝐶 = Σ*𝑘 ∈ (𝐴 ∪ 𝐵)𝐶) | |
22 | 20, 21 | ax-mp 5 | . . 3 ⊢ Σ*𝑘 ∈ (𝐴 ∪ (𝐵 ∖ 𝐴))𝐶 = Σ*𝑘 ∈ (𝐴 ∪ 𝐵)𝐶 |
23 | 22 | a1i 11 | . 2 ⊢ (𝜑 → Σ*𝑘 ∈ (𝐴 ∪ (𝐵 ∖ 𝐴))𝐶 = Σ*𝑘 ∈ (𝐴 ∪ 𝐵)𝐶) |
24 | 14, 15 | syldan 593 | . . . . . . 7 ⊢ ((𝜑 ∧ 𝑘 ∈ (𝐵 ∖ 𝐴)) → 𝐶 = 0) |
25 | 24 | ralrimiva 3182 | . . . . . 6 ⊢ (𝜑 → ∀𝑘 ∈ (𝐵 ∖ 𝐴)𝐶 = 0) |
26 | 1, 25 | esumeq2d 31303 | . . . . 5 ⊢ (𝜑 → Σ*𝑘 ∈ (𝐵 ∖ 𝐴)𝐶 = Σ*𝑘 ∈ (𝐵 ∖ 𝐴)0) |
27 | 3 | esum0 31315 | . . . . . 6 ⊢ ((𝐵 ∖ 𝐴) ∈ V → Σ*𝑘 ∈ (𝐵 ∖ 𝐴)0 = 0) |
28 | 9, 27 | syl 17 | . . . . 5 ⊢ (𝜑 → Σ*𝑘 ∈ (𝐵 ∖ 𝐴)0 = 0) |
29 | 26, 28 | eqtrd 2856 | . . . 4 ⊢ (𝜑 → Σ*𝑘 ∈ (𝐵 ∖ 𝐴)𝐶 = 0) |
30 | 29 | oveq2d 7158 | . . 3 ⊢ (𝜑 → (Σ*𝑘 ∈ 𝐴𝐶 +𝑒 Σ*𝑘 ∈ (𝐵 ∖ 𝐴)𝐶) = (Σ*𝑘 ∈ 𝐴𝐶 +𝑒 0)) |
31 | iccssxr 12806 | . . . . 5 ⊢ (0[,]+∞) ⊆ ℝ* | |
32 | 12 | ralrimiva 3182 | . . . . . 6 ⊢ (𝜑 → ∀𝑘 ∈ 𝐴 𝐶 ∈ (0[,]+∞)) |
33 | 2 | esumcl 31296 | . . . . . 6 ⊢ ((𝐴 ∈ 𝑉 ∧ ∀𝑘 ∈ 𝐴 𝐶 ∈ (0[,]+∞)) → Σ*𝑘 ∈ 𝐴𝐶 ∈ (0[,]+∞)) |
34 | 4, 32, 33 | syl2anc 586 | . . . . 5 ⊢ (𝜑 → Σ*𝑘 ∈ 𝐴𝐶 ∈ (0[,]+∞)) |
35 | 31, 34 | sseldi 3953 | . . . 4 ⊢ (𝜑 → Σ*𝑘 ∈ 𝐴𝐶 ∈ ℝ*) |
36 | xaddid1 12621 | . . . 4 ⊢ (Σ*𝑘 ∈ 𝐴𝐶 ∈ ℝ* → (Σ*𝑘 ∈ 𝐴𝐶 +𝑒 0) = Σ*𝑘 ∈ 𝐴𝐶) | |
37 | 35, 36 | syl 17 | . . 3 ⊢ (𝜑 → (Σ*𝑘 ∈ 𝐴𝐶 +𝑒 0) = Σ*𝑘 ∈ 𝐴𝐶) |
38 | 30, 37 | eqtrd 2856 | . 2 ⊢ (𝜑 → (Σ*𝑘 ∈ 𝐴𝐶 +𝑒 Σ*𝑘 ∈ (𝐵 ∖ 𝐴)𝐶) = Σ*𝑘 ∈ 𝐴𝐶) |
39 | 19, 23, 38 | 3eqtr3d 2864 | 1 ⊢ (𝜑 → Σ*𝑘 ∈ (𝐴 ∪ 𝐵)𝐶 = Σ*𝑘 ∈ 𝐴𝐶) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ∧ wa 398 = wceq 1537 ∈ wcel 2114 ∀wral 3138 Vcvv 3486 ∖ cdif 3921 ∪ cun 3922 ∩ cin 3923 ∅c0 4279 (class class class)co 7142 0cc0 10523 +∞cpnf 10658 ℝ*cxr 10660 +𝑒 cxad 12492 [,]cicc 12728 Σ*cesum 31293 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1796 ax-4 1810 ax-5 1911 ax-6 1970 ax-7 2015 ax-8 2116 ax-9 2124 ax-10 2145 ax-11 2161 ax-12 2177 ax-ext 2793 ax-rep 5176 ax-sep 5189 ax-nul 5196 ax-pow 5252 ax-pr 5316 ax-un 7447 ax-inf2 9090 ax-cnex 10579 ax-resscn 10580 ax-1cn 10581 ax-icn 10582 ax-addcl 10583 ax-addrcl 10584 ax-mulcl 10585 ax-mulrcl 10586 ax-mulcom 10587 ax-addass 10588 ax-mulass 10589 ax-distr 10590 ax-i2m1 10591 ax-1ne0 10592 ax-1rid 10593 ax-rnegex 10594 ax-rrecex 10595 ax-cnre 10596 ax-pre-lttri 10597 ax-pre-lttrn 10598 ax-pre-ltadd 10599 ax-pre-mulgt0 10600 ax-pre-sup 10601 ax-addf 10602 ax-mulf 10603 |
This theorem depends on definitions: df-bi 209 df-an 399 df-or 844 df-3or 1084 df-3an 1085 df-tru 1540 df-fal 1550 df-ex 1781 df-nf 1785 df-sb 2070 df-mo 2622 df-eu 2654 df-clab 2800 df-cleq 2814 df-clel 2893 df-nfc 2963 df-ne 3017 df-nel 3124 df-ral 3143 df-rex 3144 df-reu 3145 df-rmo 3146 df-rab 3147 df-v 3488 df-sbc 3764 df-csb 3872 df-dif 3927 df-un 3929 df-in 3931 df-ss 3940 df-pss 3942 df-nul 4280 df-if 4454 df-pw 4527 df-sn 4554 df-pr 4556 df-tp 4558 df-op 4560 df-uni 4825 df-int 4863 df-iun 4907 df-iin 4908 df-br 5053 df-opab 5115 df-mpt 5133 df-tr 5159 df-id 5446 df-eprel 5451 df-po 5460 df-so 5461 df-fr 5500 df-se 5501 df-we 5502 df-xp 5547 df-rel 5548 df-cnv 5549 df-co 5550 df-dm 5551 df-rn 5552 df-res 5553 df-ima 5554 df-pred 6134 df-ord 6180 df-on 6181 df-lim 6182 df-suc 6183 df-iota 6300 df-fun 6343 df-fn 6344 df-f 6345 df-f1 6346 df-fo 6347 df-f1o 6348 df-fv 6349 df-isom 6350 df-riota 7100 df-ov 7145 df-oprab 7146 df-mpo 7147 df-of 7395 df-om 7567 df-1st 7675 df-2nd 7676 df-supp 7817 df-wrecs 7933 df-recs 7994 df-rdg 8032 df-1o 8088 df-2o 8089 df-oadd 8092 df-er 8275 df-map 8394 df-pm 8395 df-ixp 8448 df-en 8496 df-dom 8497 df-sdom 8498 df-fin 8499 df-fsupp 8820 df-fi 8861 df-sup 8892 df-inf 8893 df-oi 8960 df-card 9354 df-pnf 10663 df-mnf 10664 df-xr 10665 df-ltxr 10666 df-le 10667 df-sub 10858 df-neg 10859 df-div 11284 df-nn 11625 df-2 11687 df-3 11688 df-4 11689 df-5 11690 df-6 11691 df-7 11692 df-8 11693 df-9 11694 df-n0 11885 df-z 11969 df-dec 12086 df-uz 12231 df-q 12336 df-rp 12377 df-xneg 12494 df-xadd 12495 df-xmul 12496 df-ioo 12729 df-ioc 12730 df-ico 12731 df-icc 12732 df-fz 12883 df-fzo 13024 df-fl 13152 df-mod 13228 df-seq 13360 df-exp 13420 df-fac 13624 df-bc 13653 df-hash 13681 df-shft 14411 df-cj 14443 df-re 14444 df-im 14445 df-sqrt 14579 df-abs 14580 df-limsup 14813 df-clim 14830 df-rlim 14831 df-sum 15028 df-ef 15406 df-sin 15408 df-cos 15409 df-pi 15411 df-struct 16468 df-ndx 16469 df-slot 16470 df-base 16472 df-sets 16473 df-ress 16474 df-plusg 16561 df-mulr 16562 df-starv 16563 df-sca 16564 df-vsca 16565 df-ip 16566 df-tset 16567 df-ple 16568 df-ds 16570 df-unif 16571 df-hom 16572 df-cco 16573 df-rest 16679 df-topn 16680 df-0g 16698 df-gsum 16699 df-topgen 16700 df-pt 16701 df-prds 16704 df-ordt 16757 df-xrs 16758 df-qtop 16763 df-imas 16764 df-xps 16766 df-mre 16840 df-mrc 16841 df-acs 16843 df-ps 17793 df-tsr 17794 df-plusf 17834 df-mgm 17835 df-sgrp 17884 df-mnd 17895 df-mhm 17939 df-submnd 17940 df-grp 18089 df-minusg 18090 df-sbg 18091 df-mulg 18208 df-subg 18259 df-cntz 18430 df-cmn 18891 df-abl 18892 df-mgp 19223 df-ur 19235 df-ring 19282 df-cring 19283 df-subrg 19516 df-abv 19571 df-lmod 19619 df-scaf 19620 df-sra 19927 df-rgmod 19928 df-psmet 20520 df-xmet 20521 df-met 20522 df-bl 20523 df-mopn 20524 df-fbas 20525 df-fg 20526 df-cnfld 20529 df-top 21485 df-topon 21502 df-topsp 21524 df-bases 21537 df-cld 21610 df-ntr 21611 df-cls 21612 df-nei 21689 df-lp 21727 df-perf 21728 df-cn 21818 df-cnp 21819 df-haus 21906 df-tx 22153 df-hmeo 22346 df-fil 22437 df-fm 22529 df-flim 22530 df-flf 22531 df-tmd 22663 df-tgp 22664 df-tsms 22718 df-trg 22751 df-xms 22913 df-ms 22914 df-tms 22915 df-nm 23175 df-ngp 23176 df-nrg 23178 df-nlm 23179 df-ii 23468 df-cncf 23469 df-limc 24449 df-dv 24450 df-log 25126 df-esum 31294 |
This theorem is referenced by: esumpad2 31322 carsggect 31583 |
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