| Mathbox for Thierry Arnoux |
< Previous
Next >
Nearby theorems |
||
| Mirrors > Home > MPE Home > Th. List > Mathboxes > esummulc2 | Structured version Visualization version GIF version | ||
| Description: An extended sum multiplied by a constant. (Contributed by Thierry Arnoux, 6-Jul-2017.) |
| Ref | Expression |
|---|---|
| esummulc2.a | ⊢ (𝜑 → 𝐴 ∈ 𝑉) |
| esummulc2.b | ⊢ ((𝜑 ∧ 𝑘 ∈ 𝐴) → 𝐵 ∈ (0[,]+∞)) |
| esummulc2.c | ⊢ (𝜑 → 𝐶 ∈ (0[,)+∞)) |
| Ref | Expression |
|---|---|
| esummulc2 | ⊢ (𝜑 → (𝐶 ·e Σ*𝑘 ∈ 𝐴𝐵) = Σ*𝑘 ∈ 𝐴(𝐶 ·e 𝐵)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | icossxr 13458 | . . . 4 ⊢ (0[,)+∞) ⊆ ℝ* | |
| 2 | esummulc2.c | . . . 4 ⊢ (𝜑 → 𝐶 ∈ (0[,)+∞)) | |
| 3 | 1, 2 | sselid 3934 | . . 3 ⊢ (𝜑 → 𝐶 ∈ ℝ*) |
| 4 | iccssxr 13456 | . . . 4 ⊢ (0[,]+∞) ⊆ ℝ* | |
| 5 | esummulc2.a | . . . . 5 ⊢ (𝜑 → 𝐴 ∈ 𝑉) | |
| 6 | esummulc2.b | . . . . . 6 ⊢ ((𝜑 ∧ 𝑘 ∈ 𝐴) → 𝐵 ∈ (0[,]+∞)) | |
| 7 | 6 | ralrimiva 3155 | . . . . 5 ⊢ (𝜑 → ∀𝑘 ∈ 𝐴 𝐵 ∈ (0[,]+∞)) |
| 8 | nfcv 2923 | . . . . . 6 ⊢ Ⅎ𝑘𝐴 | |
| 9 | 8 | esumcl 34386 | . . . . 5 ⊢ ((𝐴 ∈ 𝑉 ∧ ∀𝑘 ∈ 𝐴 𝐵 ∈ (0[,]+∞)) → Σ*𝑘 ∈ 𝐴𝐵 ∈ (0[,]+∞)) |
| 10 | 5, 7, 9 | syl2anc 595 | . . . 4 ⊢ (𝜑 → Σ*𝑘 ∈ 𝐴𝐵 ∈ (0[,]+∞)) |
| 11 | 4, 10 | sselid 3934 | . . 3 ⊢ (𝜑 → Σ*𝑘 ∈ 𝐴𝐵 ∈ ℝ*) |
| 12 | xmulcom 13291 | . . 3 ⊢ ((𝐶 ∈ ℝ* ∧ Σ*𝑘 ∈ 𝐴𝐵 ∈ ℝ*) → (𝐶 ·e Σ*𝑘 ∈ 𝐴𝐵) = (Σ*𝑘 ∈ 𝐴𝐵 ·e 𝐶)) | |
| 13 | 3, 11, 12 | syl2anc 595 | . 2 ⊢ (𝜑 → (𝐶 ·e Σ*𝑘 ∈ 𝐴𝐵) = (Σ*𝑘 ∈ 𝐴𝐵 ·e 𝐶)) |
| 14 | 5, 6, 2 | esummulc1 34437 | . 2 ⊢ (𝜑 → (Σ*𝑘 ∈ 𝐴𝐵 ·e 𝐶) = Σ*𝑘 ∈ 𝐴(𝐵 ·e 𝐶)) |
| 15 | 4, 6 | sselid 3934 | . . . 4 ⊢ ((𝜑 ∧ 𝑘 ∈ 𝐴) → 𝐵 ∈ ℝ*) |
| 16 | 3 | adantr 485 | . . . 4 ⊢ ((𝜑 ∧ 𝑘 ∈ 𝐴) → 𝐶 ∈ ℝ*) |
| 17 | xmulcom 13291 | . . . 4 ⊢ ((𝐵 ∈ ℝ* ∧ 𝐶 ∈ ℝ*) → (𝐵 ·e 𝐶) = (𝐶 ·e 𝐵)) | |
| 18 | 15, 16, 17 | syl2anc 595 | . . 3 ⊢ ((𝜑 ∧ 𝑘 ∈ 𝐴) → (𝐵 ·e 𝐶) = (𝐶 ·e 𝐵)) |
| 19 | 18 | esumeq2dv 34394 | . 2 ⊢ (𝜑 → Σ*𝑘 ∈ 𝐴(𝐵 ·e 𝐶) = Σ*𝑘 ∈ 𝐴(𝐶 ·e 𝐵)) |
| 20 | 13, 14, 19 | 3eqtrd 2800 | 1 ⊢ (𝜑 → (𝐶 ·e Σ*𝑘 ∈ 𝐴𝐵) = Σ*𝑘 ∈ 𝐴(𝐶 ·e 𝐵)) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ wa 400 = wceq 1568 ∈ wcel 2141 ∀wral 3077 (class class class)co 7410 0cc0 11099 +∞cpnf 11239 ℝ*cxr 11241 ·e cxmu 13135 [,)cico 13373 [,]cicc 13374 Σ*cesum 34383 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1823 ax-4 1837 ax-5 1938 ax-6 1995 ax-7 2036 ax-8 2143 ax-9 2151 ax-10 2174 ax-11 2190 ax-12 2211 ax-ext 2733 ax-rep 5237 ax-sep 5256 ax-nul 5268 ax-pow 5336 ax-pr 5404 ax-un 7732 ax-cnex 11155 ax-resscn 11156 ax-1cn 11157 ax-icn 11158 ax-addcl 11159 ax-addrcl 11160 ax-mulcl 11161 ax-mulrcl 11162 ax-mulcom 11163 ax-addass 11164 ax-mulass 11165 ax-distr 11166 ax-i2m1 11167 ax-1ne0 11168 ax-1rid 11169 ax-rnegex 11170 ax-rrecex 11171 ax-cnre 11172 ax-pre-lttri 11173 ax-pre-lttrn 11174 ax-pre-ltadd 11175 ax-pre-mulgt0 11176 ax-pre-sup 11177 |
| This theorem depends on definitions: df-bi 210 df-an 401 df-or 861 df-3or 1102 df-3an 1103 df-tru 1571 df-fal 1581 df-ex 1808 df-nf 1812 df-sb 2095 df-mo 2565 df-eu 2595 df-clab 2740 df-cleq 2753 df-clel 2836 df-nfc 2910 df-ne 2957 df-nel 3063 df-ral 3078 df-rex 3088 df-rmo 3367 df-reu 3368 df-rab 3415 df-v 3455 df-sbc 3744 df-csb 3853 df-dif 3907 df-un 3909 df-in 3911 df-ss 3921 df-pss 3924 df-nul 4286 df-if 4487 df-pw 4563 df-sn 4589 df-pr 4591 df-tp 4593 df-op 4595 df-uni 4872 df-int 4912 df-iun 4957 df-iin 4958 df-br 5109 df-opab 5173 df-mpt 5192 df-tr 5218 df-id 5556 df-eprel 5561 df-po 5569 df-so 5570 df-fr 5614 df-se 5615 df-we 5616 df-xp 5667 df-rel 5668 df-cnv 5669 df-co 5670 df-dm 5671 df-rn 5672 df-res 5673 df-ima 5674 df-pred 6302 df-ord 6363 df-on 6364 df-lim 6365 df-suc 6366 df-iota 6492 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 7367 df-ov 7413 df-oprab 7414 df-mpo 7415 df-of 7674 df-om 7862 df-1st 7985 df-2nd 7986 df-supp 8156 df-frecs 8277 df-wrecs 8308 df-recs 8357 df-rdg 8396 df-1o 8452 df-2o 8453 df-er 8693 df-map 8825 df-en 8943 df-dom 8944 df-sdom 8945 df-fin 8946 df-fsupp 9321 df-fi 9370 df-sup 9401 df-inf 9402 df-oi 9471 df-card 9924 df-pnf 11244 df-mnf 11245 df-xr 11246 df-ltxr 11247 df-le 11248 df-sub 11442 df-neg 11443 df-div 11871 df-nn 12233 df-2 12302 df-3 12303 df-4 12304 df-5 12305 df-6 12306 df-7 12307 df-8 12308 df-9 12309 df-n0 12504 df-z 12591 df-dec 12711 df-uz 12862 df-q 12972 df-rp 13016 df-xneg 13136 df-xadd 13137 df-xmul 13138 df-ioo 13375 df-ioc 13376 df-ico 13377 df-icc 13378 df-fz 13535 df-fzo 13682 df-seq 14037 df-hash 14366 df-struct 17206 df-sets 17223 df-slot 17241 df-ndx 17253 df-base 17269 df-ress 17290 df-plusg 17322 df-mulr 17323 df-tset 17328 df-ple 17329 df-ds 17331 df-rest 17474 df-topn 17475 df-0g 17493 df-gsum 17494 df-topgen 17495 df-ordt 17554 df-xrs 17555 df-mre 17637 df-mrc 17638 df-acs 17640 df-ps 18621 df-tsr 18622 df-mgm 18697 df-sgrp 18776 df-mnd 18792 df-mhm 18840 df-submnd 18841 df-cntz 19386 df-cmn 19851 df-fbas 21498 df-fg 21499 df-top 23030 df-topon 23047 df-topsp 23069 df-bases 23082 df-ntr 23156 df-nei 23234 df-cn 23363 df-cnp 23364 df-haus 23451 df-fil 23982 df-fm 24074 df-flim 24075 df-flf 24076 df-tsms 24263 df-esum 34384 |
| This theorem is referenced by: omssubadd 34656 |
| Copyright terms: Public domain | W3C validator |