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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 1909 | . . 3 ⊢ Ⅎ𝑘𝜑 | |
2 | nfcv 2897 | . . 3 ⊢ Ⅎ𝑘𝐴 | |
3 | nfcv 2897 | . . 3 ⊢ Ⅎ𝑘(𝐵 ∖ 𝐴) | |
4 | esumpad.1 | . . . 4 ⊢ (𝜑 → 𝐴 ∈ 𝑉) | |
5 | elex 3487 | . . . 4 ⊢ (𝐴 ∈ 𝑉 → 𝐴 ∈ V) | |
6 | 4, 5 | syl 17 | . . 3 ⊢ (𝜑 → 𝐴 ∈ V) |
7 | esumpad.2 | . . . 4 ⊢ (𝜑 → 𝐵 ∈ 𝑊) | |
8 | 7 | difexd 5322 | . . 3 ⊢ (𝜑 → (𝐵 ∖ 𝐴) ∈ V) |
9 | disjdif 4466 | . . . 4 ⊢ (𝐴 ∩ (𝐵 ∖ 𝐴)) = ∅ | |
10 | 9 | a1i 11 | . . 3 ⊢ (𝜑 → (𝐴 ∩ (𝐵 ∖ 𝐴)) = ∅) |
11 | esumpad.3 | . . 3 ⊢ ((𝜑 ∧ 𝑘 ∈ 𝐴) → 𝐶 ∈ (0[,]+∞)) | |
12 | difssd 4127 | . . . . 5 ⊢ (𝜑 → (𝐵 ∖ 𝐴) ⊆ 𝐵) | |
13 | 12 | sselda 3977 | . . . 4 ⊢ ((𝜑 ∧ 𝑘 ∈ (𝐵 ∖ 𝐴)) → 𝑘 ∈ 𝐵) |
14 | esumpad.4 | . . . . 5 ⊢ ((𝜑 ∧ 𝑘 ∈ 𝐵) → 𝐶 = 0) | |
15 | 0e0iccpnf 13439 | . . . . 5 ⊢ 0 ∈ (0[,]+∞) | |
16 | 14, 15 | eqeltrdi 2835 | . . . 4 ⊢ ((𝜑 ∧ 𝑘 ∈ 𝐵) → 𝐶 ∈ (0[,]+∞)) |
17 | 13, 16 | syldan 590 | . . 3 ⊢ ((𝜑 ∧ 𝑘 ∈ (𝐵 ∖ 𝐴)) → 𝐶 ∈ (0[,]+∞)) |
18 | 1, 2, 3, 6, 8, 10, 11, 17 | esumsplit 33580 | . 2 ⊢ (𝜑 → Σ*𝑘 ∈ (𝐴 ∪ (𝐵 ∖ 𝐴))𝐶 = (Σ*𝑘 ∈ 𝐴𝐶 +𝑒 Σ*𝑘 ∈ (𝐵 ∖ 𝐴)𝐶)) |
19 | undif2 4471 | . . . 4 ⊢ (𝐴 ∪ (𝐵 ∖ 𝐴)) = (𝐴 ∪ 𝐵) | |
20 | esumeq1 33561 | . . . 4 ⊢ ((𝐴 ∪ (𝐵 ∖ 𝐴)) = (𝐴 ∪ 𝐵) → Σ*𝑘 ∈ (𝐴 ∪ (𝐵 ∖ 𝐴))𝐶 = Σ*𝑘 ∈ (𝐴 ∪ 𝐵)𝐶) | |
21 | 19, 20 | ax-mp 5 | . . 3 ⊢ Σ*𝑘 ∈ (𝐴 ∪ (𝐵 ∖ 𝐴))𝐶 = Σ*𝑘 ∈ (𝐴 ∪ 𝐵)𝐶 |
22 | 21 | a1i 11 | . 2 ⊢ (𝜑 → Σ*𝑘 ∈ (𝐴 ∪ (𝐵 ∖ 𝐴))𝐶 = Σ*𝑘 ∈ (𝐴 ∪ 𝐵)𝐶) |
23 | 13, 14 | syldan 590 | . . . . . . 7 ⊢ ((𝜑 ∧ 𝑘 ∈ (𝐵 ∖ 𝐴)) → 𝐶 = 0) |
24 | 23 | ralrimiva 3140 | . . . . . 6 ⊢ (𝜑 → ∀𝑘 ∈ (𝐵 ∖ 𝐴)𝐶 = 0) |
25 | 1, 24 | esumeq2d 33564 | . . . . 5 ⊢ (𝜑 → Σ*𝑘 ∈ (𝐵 ∖ 𝐴)𝐶 = Σ*𝑘 ∈ (𝐵 ∖ 𝐴)0) |
26 | 3 | esum0 33576 | . . . . . 6 ⊢ ((𝐵 ∖ 𝐴) ∈ V → Σ*𝑘 ∈ (𝐵 ∖ 𝐴)0 = 0) |
27 | 8, 26 | syl 17 | . . . . 5 ⊢ (𝜑 → Σ*𝑘 ∈ (𝐵 ∖ 𝐴)0 = 0) |
28 | 25, 27 | eqtrd 2766 | . . . 4 ⊢ (𝜑 → Σ*𝑘 ∈ (𝐵 ∖ 𝐴)𝐶 = 0) |
29 | 28 | oveq2d 7420 | . . 3 ⊢ (𝜑 → (Σ*𝑘 ∈ 𝐴𝐶 +𝑒 Σ*𝑘 ∈ (𝐵 ∖ 𝐴)𝐶) = (Σ*𝑘 ∈ 𝐴𝐶 +𝑒 0)) |
30 | iccssxr 13410 | . . . . 5 ⊢ (0[,]+∞) ⊆ ℝ* | |
31 | 11 | ralrimiva 3140 | . . . . . 6 ⊢ (𝜑 → ∀𝑘 ∈ 𝐴 𝐶 ∈ (0[,]+∞)) |
32 | 2 | esumcl 33557 | . . . . . 6 ⊢ ((𝐴 ∈ 𝑉 ∧ ∀𝑘 ∈ 𝐴 𝐶 ∈ (0[,]+∞)) → Σ*𝑘 ∈ 𝐴𝐶 ∈ (0[,]+∞)) |
33 | 4, 31, 32 | syl2anc 583 | . . . . 5 ⊢ (𝜑 → Σ*𝑘 ∈ 𝐴𝐶 ∈ (0[,]+∞)) |
34 | 30, 33 | sselid 3975 | . . . 4 ⊢ (𝜑 → Σ*𝑘 ∈ 𝐴𝐶 ∈ ℝ*) |
35 | xaddrid 13223 | . . . 4 ⊢ (Σ*𝑘 ∈ 𝐴𝐶 ∈ ℝ* → (Σ*𝑘 ∈ 𝐴𝐶 +𝑒 0) = Σ*𝑘 ∈ 𝐴𝐶) | |
36 | 34, 35 | syl 17 | . . 3 ⊢ (𝜑 → (Σ*𝑘 ∈ 𝐴𝐶 +𝑒 0) = Σ*𝑘 ∈ 𝐴𝐶) |
37 | 29, 36 | eqtrd 2766 | . 2 ⊢ (𝜑 → (Σ*𝑘 ∈ 𝐴𝐶 +𝑒 Σ*𝑘 ∈ (𝐵 ∖ 𝐴)𝐶) = Σ*𝑘 ∈ 𝐴𝐶) |
38 | 18, 22, 37 | 3eqtr3d 2774 | 1 ⊢ (𝜑 → Σ*𝑘 ∈ (𝐴 ∪ 𝐵)𝐶 = Σ*𝑘 ∈ 𝐴𝐶) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ∧ wa 395 = wceq 1533 ∈ wcel 2098 ∀wral 3055 Vcvv 3468 ∖ cdif 3940 ∪ cun 3941 ∩ cin 3942 ∅c0 4317 (class class class)co 7404 0cc0 11109 +∞cpnf 11246 ℝ*cxr 11248 +𝑒 cxad 13093 [,]cicc 13330 Σ*cesum 33554 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1789 ax-4 1803 ax-5 1905 ax-6 1963 ax-7 2003 ax-8 2100 ax-9 2108 ax-10 2129 ax-11 2146 ax-12 2163 ax-ext 2697 ax-rep 5278 ax-sep 5292 ax-nul 5299 ax-pow 5356 ax-pr 5420 ax-un 7721 ax-inf2 9635 ax-cnex 11165 ax-resscn 11166 ax-1cn 11167 ax-icn 11168 ax-addcl 11169 ax-addrcl 11170 ax-mulcl 11171 ax-mulrcl 11172 ax-mulcom 11173 ax-addass 11174 ax-mulass 11175 ax-distr 11176 ax-i2m1 11177 ax-1ne0 11178 ax-1rid 11179 ax-rnegex 11180 ax-rrecex 11181 ax-cnre 11182 ax-pre-lttri 11183 ax-pre-lttrn 11184 ax-pre-ltadd 11185 ax-pre-mulgt0 11186 ax-pre-sup 11187 ax-addf 11188 ax-mulf 11189 |
This theorem depends on definitions: df-bi 206 df-an 396 df-or 845 df-3or 1085 df-3an 1086 df-tru 1536 df-fal 1546 df-ex 1774 df-nf 1778 df-sb 2060 df-mo 2528 df-eu 2557 df-clab 2704 df-cleq 2718 df-clel 2804 df-nfc 2879 df-ne 2935 df-nel 3041 df-ral 3056 df-rex 3065 df-rmo 3370 df-reu 3371 df-rab 3427 df-v 3470 df-sbc 3773 df-csb 3889 df-dif 3946 df-un 3948 df-in 3950 df-ss 3960 df-pss 3962 df-nul 4318 df-if 4524 df-pw 4599 df-sn 4624 df-pr 4626 df-tp 4628 df-op 4630 df-uni 4903 df-int 4944 df-iun 4992 df-iin 4993 df-br 5142 df-opab 5204 df-mpt 5225 df-tr 5259 df-id 5567 df-eprel 5573 df-po 5581 df-so 5582 df-fr 5624 df-se 5625 df-we 5626 df-xp 5675 df-rel 5676 df-cnv 5677 df-co 5678 df-dm 5679 df-rn 5680 df-res 5681 df-ima 5682 df-pred 6293 df-ord 6360 df-on 6361 df-lim 6362 df-suc 6363 df-iota 6488 df-fun 6538 df-fn 6539 df-f 6540 df-f1 6541 df-fo 6542 df-f1o 6543 df-fv 6544 df-isom 6545 df-riota 7360 df-ov 7407 df-oprab 7408 df-mpo 7409 df-of 7666 df-om 7852 df-1st 7971 df-2nd 7972 df-supp 8144 df-frecs 8264 df-wrecs 8295 df-recs 8369 df-rdg 8408 df-1o 8464 df-2o 8465 df-er 8702 df-map 8821 df-pm 8822 df-ixp 8891 df-en 8939 df-dom 8940 df-sdom 8941 df-fin 8942 df-fsupp 9361 df-fi 9405 df-sup 9436 df-inf 9437 df-oi 9504 df-card 9933 df-pnf 11251 df-mnf 11252 df-xr 11253 df-ltxr 11254 df-le 11255 df-sub 11447 df-neg 11448 df-div 11873 df-nn 12214 df-2 12276 df-3 12277 df-4 12278 df-5 12279 df-6 12280 df-7 12281 df-8 12282 df-9 12283 df-n0 12474 df-z 12560 df-dec 12679 df-uz 12824 df-q 12934 df-rp 12978 df-xneg 13095 df-xadd 13096 df-xmul 13097 df-ioo 13331 df-ioc 13332 df-ico 13333 df-icc 13334 df-fz 13488 df-fzo 13631 df-fl 13760 df-mod 13838 df-seq 13970 df-exp 14030 df-fac 14236 df-bc 14265 df-hash 14293 df-shft 15017 df-cj 15049 df-re 15050 df-im 15051 df-sqrt 15185 df-abs 15186 df-limsup 15418 df-clim 15435 df-rlim 15436 df-sum 15636 df-ef 16014 df-sin 16016 df-cos 16017 df-pi 16019 df-struct 17086 df-sets 17103 df-slot 17121 df-ndx 17133 df-base 17151 df-ress 17180 df-plusg 17216 df-mulr 17217 df-starv 17218 df-sca 17219 df-vsca 17220 df-ip 17221 df-tset 17222 df-ple 17223 df-ds 17225 df-unif 17226 df-hom 17227 df-cco 17228 df-rest 17374 df-topn 17375 df-0g 17393 df-gsum 17394 df-topgen 17395 df-pt 17396 df-prds 17399 df-ordt 17453 df-xrs 17454 df-qtop 17459 df-imas 17460 df-xps 17462 df-mre 17536 df-mrc 17537 df-acs 17539 df-ps 18528 df-tsr 18529 df-plusf 18569 df-mgm 18570 df-sgrp 18649 df-mnd 18665 df-mhm 18710 df-submnd 18711 df-grp 18863 df-minusg 18864 df-sbg 18865 df-mulg 18993 df-subg 19047 df-cntz 19230 df-cmn 19699 df-abl 19700 df-mgp 20037 df-rng 20055 df-ur 20084 df-ring 20137 df-cring 20138 df-subrng 20443 df-subrg 20468 df-abv 20657 df-lmod 20705 df-scaf 20706 df-sra 21018 df-rgmod 21019 df-psmet 21227 df-xmet 21228 df-met 21229 df-bl 21230 df-mopn 21231 df-fbas 21232 df-fg 21233 df-cnfld 21236 df-top 22746 df-topon 22763 df-topsp 22785 df-bases 22799 df-cld 22873 df-ntr 22874 df-cls 22875 df-nei 22952 df-lp 22990 df-perf 22991 df-cn 23081 df-cnp 23082 df-haus 23169 df-tx 23416 df-hmeo 23609 df-fil 23700 df-fm 23792 df-flim 23793 df-flf 23794 df-tmd 23926 df-tgp 23927 df-tsms 23981 df-trg 24014 df-xms 24176 df-ms 24177 df-tms 24178 df-nm 24441 df-ngp 24442 df-nrg 24444 df-nlm 24445 df-ii 24747 df-cncf 24748 df-limc 25745 df-dv 25746 df-log 26440 df-esum 33555 |
This theorem is referenced by: esumpad2 33583 carsggect 33846 |
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