Mathbox for Thierry Arnoux |
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Mirrors > Home > MPE Home > Th. List > Mathboxes > esumc | Structured version Visualization version GIF version |
Description: Convert from the collection form to the class-variable form of a sum. (Contributed by Thierry Arnoux, 10-May-2017.) |
Ref | Expression |
---|---|
esumc.0 | ⊢ Ⅎ𝑘𝐷 |
esumc.1 | ⊢ Ⅎ𝑘𝜑 |
esumc.2 | ⊢ Ⅎ𝑘𝐴 |
esumc.3 | ⊢ (𝑦 = 𝐶 → 𝐷 = 𝐵) |
esumc.4 | ⊢ (𝜑 → 𝐴 ∈ 𝑉) |
esumc.5 | ⊢ (𝜑 → Fun ◡(𝑘 ∈ 𝐴 ↦ 𝐶)) |
esumc.6 | ⊢ ((𝜑 ∧ 𝑘 ∈ 𝐴) → 𝐵 ∈ (0[,]+∞)) |
esumc.7 | ⊢ ((𝜑 ∧ 𝑘 ∈ 𝐴) → 𝐶 ∈ 𝑊) |
Ref | Expression |
---|---|
esumc | ⊢ (𝜑 → Σ*𝑘 ∈ 𝐴𝐵 = Σ*𝑦 ∈ {𝑧 ∣ ∃𝑘 ∈ 𝐴 𝑧 = 𝐶}𝐷) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | esumc.1 | . . 3 ⊢ Ⅎ𝑘𝜑 | |
2 | esumc.0 | . . 3 ⊢ Ⅎ𝑘𝐷 | |
3 | nfcv 2979 | . . 3 ⊢ Ⅎ𝑦𝐵 | |
4 | nfre1 3308 | . . . 4 ⊢ Ⅎ𝑘∃𝑘 ∈ 𝐴 𝑧 = 𝐶 | |
5 | 4 | nfab 2986 | . . 3 ⊢ Ⅎ𝑘{𝑧 ∣ ∃𝑘 ∈ 𝐴 𝑧 = 𝐶} |
6 | esumc.2 | . . 3 ⊢ Ⅎ𝑘𝐴 | |
7 | nfmpt1 5166 | . . 3 ⊢ Ⅎ𝑘(𝑘 ∈ 𝐴 ↦ 𝐶) | |
8 | esumc.3 | . . 3 ⊢ (𝑦 = 𝐶 → 𝐷 = 𝐵) | |
9 | esumc.4 | . . . . 5 ⊢ (𝜑 → 𝐴 ∈ 𝑉) | |
10 | elex 3514 | . . . . 5 ⊢ (𝐴 ∈ 𝑉 → 𝐴 ∈ V) | |
11 | 9, 10 | syl 17 | . . . 4 ⊢ (𝜑 → 𝐴 ∈ V) |
12 | 6, 11 | abrexexd 30271 | . . 3 ⊢ (𝜑 → {𝑧 ∣ ∃𝑘 ∈ 𝐴 𝑧 = 𝐶} ∈ V) |
13 | esumc.7 | . . . . . . 7 ⊢ ((𝜑 ∧ 𝑘 ∈ 𝐴) → 𝐶 ∈ 𝑊) | |
14 | 13 | ex 415 | . . . . . 6 ⊢ (𝜑 → (𝑘 ∈ 𝐴 → 𝐶 ∈ 𝑊)) |
15 | 1, 14 | ralrimi 3218 | . . . . 5 ⊢ (𝜑 → ∀𝑘 ∈ 𝐴 𝐶 ∈ 𝑊) |
16 | 6 | fnmptf 6486 | . . . . 5 ⊢ (∀𝑘 ∈ 𝐴 𝐶 ∈ 𝑊 → (𝑘 ∈ 𝐴 ↦ 𝐶) Fn 𝐴) |
17 | 15, 16 | syl 17 | . . . 4 ⊢ (𝜑 → (𝑘 ∈ 𝐴 ↦ 𝐶) Fn 𝐴) |
18 | esumc.5 | . . . 4 ⊢ (𝜑 → Fun ◡(𝑘 ∈ 𝐴 ↦ 𝐶)) | |
19 | eqid 2823 | . . . . . 6 ⊢ (𝑘 ∈ 𝐴 ↦ 𝐶) = (𝑘 ∈ 𝐴 ↦ 𝐶) | |
20 | 19 | rnmpt 5829 | . . . . 5 ⊢ ran (𝑘 ∈ 𝐴 ↦ 𝐶) = {𝑧 ∣ ∃𝑘 ∈ 𝐴 𝑧 = 𝐶} |
21 | 20 | a1i 11 | . . . 4 ⊢ (𝜑 → ran (𝑘 ∈ 𝐴 ↦ 𝐶) = {𝑧 ∣ ∃𝑘 ∈ 𝐴 𝑧 = 𝐶}) |
22 | dff1o2 6622 | . . . 4 ⊢ ((𝑘 ∈ 𝐴 ↦ 𝐶):𝐴–1-1-onto→{𝑧 ∣ ∃𝑘 ∈ 𝐴 𝑧 = 𝐶} ↔ ((𝑘 ∈ 𝐴 ↦ 𝐶) Fn 𝐴 ∧ Fun ◡(𝑘 ∈ 𝐴 ↦ 𝐶) ∧ ran (𝑘 ∈ 𝐴 ↦ 𝐶) = {𝑧 ∣ ∃𝑘 ∈ 𝐴 𝑧 = 𝐶})) | |
23 | 17, 18, 21, 22 | syl3anbrc 1339 | . . 3 ⊢ (𝜑 → (𝑘 ∈ 𝐴 ↦ 𝐶):𝐴–1-1-onto→{𝑧 ∣ ∃𝑘 ∈ 𝐴 𝑧 = 𝐶}) |
24 | simpr 487 | . . . 4 ⊢ ((𝜑 ∧ 𝑘 ∈ 𝐴) → 𝑘 ∈ 𝐴) | |
25 | 6 | fvmpt2f 6771 | . . . 4 ⊢ ((𝑘 ∈ 𝐴 ∧ 𝐶 ∈ 𝑊) → ((𝑘 ∈ 𝐴 ↦ 𝐶)‘𝑘) = 𝐶) |
26 | 24, 13, 25 | syl2anc 586 | . . 3 ⊢ ((𝜑 ∧ 𝑘 ∈ 𝐴) → ((𝑘 ∈ 𝐴 ↦ 𝐶)‘𝑘) = 𝐶) |
27 | vex 3499 | . . . . . 6 ⊢ 𝑦 ∈ V | |
28 | eqeq1 2827 | . . . . . . 7 ⊢ (𝑧 = 𝑦 → (𝑧 = 𝐶 ↔ 𝑦 = 𝐶)) | |
29 | 28 | rexbidv 3299 | . . . . . 6 ⊢ (𝑧 = 𝑦 → (∃𝑘 ∈ 𝐴 𝑧 = 𝐶 ↔ ∃𝑘 ∈ 𝐴 𝑦 = 𝐶)) |
30 | 27, 29 | elab 3669 | . . . . 5 ⊢ (𝑦 ∈ {𝑧 ∣ ∃𝑘 ∈ 𝐴 𝑧 = 𝐶} ↔ ∃𝑘 ∈ 𝐴 𝑦 = 𝐶) |
31 | 8 | reximi 3245 | . . . . 5 ⊢ (∃𝑘 ∈ 𝐴 𝑦 = 𝐶 → ∃𝑘 ∈ 𝐴 𝐷 = 𝐵) |
32 | 30, 31 | sylbi 219 | . . . 4 ⊢ (𝑦 ∈ {𝑧 ∣ ∃𝑘 ∈ 𝐴 𝑧 = 𝐶} → ∃𝑘 ∈ 𝐴 𝐷 = 𝐵) |
33 | nfcv 2979 | . . . . . . 7 ⊢ Ⅎ𝑘(0[,]+∞) | |
34 | 2, 33 | nfel 2994 | . . . . . 6 ⊢ Ⅎ𝑘 𝐷 ∈ (0[,]+∞) |
35 | esumc.6 | . . . . . . . 8 ⊢ ((𝜑 ∧ 𝑘 ∈ 𝐴) → 𝐵 ∈ (0[,]+∞)) | |
36 | eleq1 2902 | . . . . . . . 8 ⊢ (𝐷 = 𝐵 → (𝐷 ∈ (0[,]+∞) ↔ 𝐵 ∈ (0[,]+∞))) | |
37 | 35, 36 | syl5ibrcom 249 | . . . . . . 7 ⊢ ((𝜑 ∧ 𝑘 ∈ 𝐴) → (𝐷 = 𝐵 → 𝐷 ∈ (0[,]+∞))) |
38 | 37 | ex 415 | . . . . . 6 ⊢ (𝜑 → (𝑘 ∈ 𝐴 → (𝐷 = 𝐵 → 𝐷 ∈ (0[,]+∞)))) |
39 | 1, 34, 38 | rexlimd 3319 | . . . . 5 ⊢ (𝜑 → (∃𝑘 ∈ 𝐴 𝐷 = 𝐵 → 𝐷 ∈ (0[,]+∞))) |
40 | 39 | imp 409 | . . . 4 ⊢ ((𝜑 ∧ ∃𝑘 ∈ 𝐴 𝐷 = 𝐵) → 𝐷 ∈ (0[,]+∞)) |
41 | 32, 40 | sylan2 594 | . . 3 ⊢ ((𝜑 ∧ 𝑦 ∈ {𝑧 ∣ ∃𝑘 ∈ 𝐴 𝑧 = 𝐶}) → 𝐷 ∈ (0[,]+∞)) |
42 | 1, 2, 3, 5, 6, 7, 8, 12, 23, 26, 41 | esumf1o 31311 | . 2 ⊢ (𝜑 → Σ*𝑦 ∈ {𝑧 ∣ ∃𝑘 ∈ 𝐴 𝑧 = 𝐶}𝐷 = Σ*𝑘 ∈ 𝐴𝐵) |
43 | 42 | eqcomd 2829 | 1 ⊢ (𝜑 → Σ*𝑘 ∈ 𝐴𝐵 = Σ*𝑦 ∈ {𝑧 ∣ ∃𝑘 ∈ 𝐴 𝑧 = 𝐶}𝐷) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ∧ wa 398 = wceq 1537 Ⅎwnf 1784 ∈ wcel 2114 {cab 2801 Ⅎwnfc 2963 ∀wral 3140 ∃wrex 3141 Vcvv 3496 ↦ cmpt 5148 ◡ccnv 5556 ran crn 5558 Fun wfun 6351 Fn wfn 6352 –1-1-onto→wf1o 6356 ‘cfv 6357 (class class class)co 7158 0cc0 10539 +∞cpnf 10674 [,]cicc 12744 Σ*cesum 31288 |
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 2795 ax-rep 5192 ax-sep 5205 ax-nul 5212 ax-pow 5268 ax-pr 5332 ax-un 7463 ax-cnex 10595 ax-resscn 10596 ax-1cn 10597 ax-icn 10598 ax-addcl 10599 ax-addrcl 10600 ax-mulcl 10601 ax-mulrcl 10602 ax-mulcom 10603 ax-addass 10604 ax-mulass 10605 ax-distr 10606 ax-i2m1 10607 ax-1ne0 10608 ax-1rid 10609 ax-rnegex 10610 ax-rrecex 10611 ax-cnre 10612 ax-pre-lttri 10613 ax-pre-lttrn 10614 ax-pre-ltadd 10615 ax-pre-mulgt0 10616 |
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 2802 df-cleq 2816 df-clel 2895 df-nfc 2965 df-ne 3019 df-nel 3126 df-ral 3145 df-rex 3146 df-reu 3147 df-rmo 3148 df-rab 3149 df-v 3498 df-sbc 3775 df-csb 3886 df-dif 3941 df-un 3943 df-in 3945 df-ss 3954 df-pss 3956 df-nul 4294 df-if 4470 df-pw 4543 df-sn 4570 df-pr 4572 df-tp 4574 df-op 4576 df-uni 4841 df-int 4879 df-iun 4923 df-br 5069 df-opab 5131 df-mpt 5149 df-tr 5175 df-id 5462 df-eprel 5467 df-po 5476 df-so 5477 df-fr 5516 df-se 5517 df-we 5518 df-xp 5563 df-rel 5564 df-cnv 5565 df-co 5566 df-dm 5567 df-rn 5568 df-res 5569 df-ima 5570 df-pred 6150 df-ord 6196 df-on 6197 df-lim 6198 df-suc 6199 df-iota 6316 df-fun 6359 df-fn 6360 df-f 6361 df-f1 6362 df-fo 6363 df-f1o 6364 df-fv 6365 df-isom 6366 df-riota 7116 df-ov 7161 df-oprab 7162 df-mpo 7163 df-om 7583 df-1st 7691 df-2nd 7692 df-supp 7833 df-wrecs 7949 df-recs 8010 df-rdg 8048 df-1o 8104 df-oadd 8108 df-er 8291 df-map 8410 df-en 8512 df-dom 8513 df-sdom 8514 df-fin 8515 df-fsupp 8836 df-fi 8877 df-oi 8976 df-card 9370 df-pnf 10679 df-mnf 10680 df-xr 10681 df-ltxr 10682 df-le 10683 df-sub 10874 df-neg 10875 df-nn 11641 df-2 11703 df-3 11704 df-4 11705 df-5 11706 df-6 11707 df-7 11708 df-8 11709 df-9 11710 df-n0 11901 df-z 11985 df-dec 12102 df-uz 12247 df-xadd 12511 df-icc 12748 df-fz 12896 df-fzo 13037 df-seq 13373 df-hash 13694 df-struct 16487 df-ndx 16488 df-slot 16489 df-base 16491 df-sets 16492 df-ress 16493 df-plusg 16580 df-mulr 16581 df-tset 16586 df-ple 16587 df-ds 16589 df-rest 16698 df-topn 16699 df-0g 16717 df-gsum 16718 df-topgen 16719 df-ordt 16776 df-xrs 16777 df-ps 17812 df-tsr 17813 df-mgm 17854 df-sgrp 17903 df-mnd 17914 df-submnd 17959 df-cntz 18449 df-cmn 18910 df-fbas 20544 df-fg 20545 df-top 21504 df-topon 21521 df-topsp 21543 df-bases 21556 df-ntr 21630 df-nei 21708 df-fil 22456 df-fm 22548 df-flim 22549 df-flf 22550 df-tsms 22737 df-esum 31289 |
This theorem is referenced by: esumrnmpt 31313 esum2dlem 31353 measvunilem 31473 omssubadd 31560 |
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