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| Mirrors > Home > ILE Home > Th. List > sumeq2dv | GIF version | ||
| Description: Equality deduction for sum. (Contributed by NM, 3-Jan-2006.) (Revised by Mario Carneiro, 31-Jan-2014.) |
| Ref | Expression |
|---|---|
| sumeq2dv.1 | ⊢ ((𝜑 ∧ 𝑘 ∈ 𝐴) → 𝐵 = 𝐶) |
| Ref | Expression |
|---|---|
| sumeq2dv | ⊢ (𝜑 → Σ𝑘 ∈ 𝐴 𝐵 = Σ𝑘 ∈ 𝐴 𝐶) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | sumeq2dv.1 | . . 3 ⊢ ((𝜑 ∧ 𝑘 ∈ 𝐴) → 𝐵 = 𝐶) | |
| 2 | 1 | ralrimiva 2605 | . 2 ⊢ (𝜑 → ∀𝑘 ∈ 𝐴 𝐵 = 𝐶) |
| 3 | 2 | sumeq2d 11927 | 1 ⊢ (𝜑 → Σ𝑘 ∈ 𝐴 𝐵 = Σ𝑘 ∈ 𝐴 𝐶) |
| Colors of variables: wff set class |
| Syntax hints: → wi 4 ∧ wa 104 = wceq 1397 ∈ wcel 2202 Σcsu 11913 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-in1 619 ax-in2 620 ax-io 716 ax-5 1495 ax-7 1496 ax-gen 1497 ax-ie1 1541 ax-ie2 1542 ax-8 1552 ax-10 1553 ax-11 1554 ax-i12 1555 ax-bndl 1557 ax-4 1558 ax-17 1574 ax-i9 1578 ax-ial 1582 ax-i5r 1583 ax-13 2204 ax-14 2205 ax-ext 2213 ax-sep 4207 ax-pow 4264 ax-pr 4299 ax-un 4530 ax-setind 4635 ax-cnex 8122 ax-resscn 8123 ax-1cn 8124 ax-1re 8125 ax-icn 8126 ax-addcl 8127 ax-addrcl 8128 ax-mulcl 8129 ax-addcom 8131 ax-addass 8133 ax-distr 8135 ax-i2m1 8136 ax-0lt1 8137 ax-0id 8139 ax-rnegex 8140 ax-cnre 8142 ax-pre-ltirr 8143 ax-pre-ltwlin 8144 ax-pre-lttrn 8145 ax-pre-ltadd 8147 |
| This theorem depends on definitions: df-bi 117 df-dc 842 df-3or 1005 df-3an 1006 df-tru 1400 df-fal 1403 df-nf 1509 df-sb 1811 df-eu 2082 df-mo 2083 df-clab 2218 df-cleq 2224 df-clel 2227 df-nfc 2363 df-ne 2403 df-nel 2498 df-ral 2515 df-rex 2516 df-reu 2517 df-rab 2519 df-v 2804 df-sbc 3032 df-csb 3128 df-dif 3202 df-un 3204 df-in 3206 df-ss 3213 df-if 3606 df-pw 3654 df-sn 3675 df-pr 3676 df-op 3678 df-uni 3894 df-int 3929 df-br 4089 df-opab 4151 df-mpt 4152 df-id 4390 df-xp 4731 df-rel 4732 df-cnv 4733 df-co 4734 df-dm 4735 df-rn 4736 df-res 4737 df-ima 4738 df-iota 5286 df-fun 5328 df-fn 5329 df-f 5330 df-f1 5331 df-f1o 5333 df-fv 5334 df-riota 5970 df-ov 6020 df-oprab 6021 df-mpo 6022 df-recs 6470 df-frec 6556 df-pnf 8215 df-mnf 8216 df-xr 8217 df-ltxr 8218 df-le 8219 df-sub 8351 df-neg 8352 df-inn 9143 df-n0 9402 df-z 9479 df-uz 9755 df-fz 10243 df-seqfrec 10709 df-sumdc 11914 |
| This theorem is referenced by: sumeq2sdv 11930 2sumeq2dv 11931 sumeq12dv 11932 sumeq12rdv 11933 sumfct 11934 fsumf1o 11950 fisumss 11952 fsumsplit 11967 isummulc1 11987 isumdivapc 11988 isumge0 11990 sumsplitdc 11992 fsum2dlemstep 11994 fsumshftm 12005 fisum0diag2 12007 fsummulc1 12009 fsumdivapc 12010 fsumneg 12011 fsumsub 12012 fsum2mul 12013 telfsumo2 12027 fsumparts 12030 hashiun 12038 hash2iun 12039 hash2iun1dif1 12040 binomlem 12043 binom1p 12045 isum1p 12052 arisum 12058 trireciplem 12060 geosergap 12066 geo2sum 12074 mertenslemi1 12095 mertenslem2 12096 mertensabs 12097 efval2 12225 efaddlem 12234 fsumdvds 12402 phisum 12812 pcfac 12922 elply2 15458 elplyd 15464 plyaddlem1 15470 plymullem1 15471 plycjlemc 15483 plyrecj 15486 dvply1 15488 sgmval2 15707 fsumdvdsmul 15714 sgmppw 15715 1sgmprm 15717 perfectlem2 15723 lgsquadlem1 15805 lgsquadlem2 15806 cvgcmp2nlemabs 16636 redcwlpolemeq1 16658 nconstwlpolem0 16667 |
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