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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 2580 | . 2 ⊢ (𝜑 → ∀𝑘 ∈ 𝐴 𝐵 = 𝐶) |
| 3 | 2 | sumeq2d 11753 | 1 ⊢ (𝜑 → Σ𝑘 ∈ 𝐴 𝐵 = Σ𝑘 ∈ 𝐴 𝐶) |
| Colors of variables: wff set class |
| Syntax hints: → wi 4 ∧ wa 104 = wceq 1373 ∈ wcel 2177 Σcsu 11739 |
| 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 615 ax-in2 616 ax-io 711 ax-5 1471 ax-7 1472 ax-gen 1473 ax-ie1 1517 ax-ie2 1518 ax-8 1528 ax-10 1529 ax-11 1530 ax-i12 1531 ax-bndl 1533 ax-4 1534 ax-17 1550 ax-i9 1554 ax-ial 1558 ax-i5r 1559 ax-13 2179 ax-14 2180 ax-ext 2188 ax-sep 4170 ax-pow 4226 ax-pr 4261 ax-un 4488 ax-setind 4593 ax-cnex 8036 ax-resscn 8037 ax-1cn 8038 ax-1re 8039 ax-icn 8040 ax-addcl 8041 ax-addrcl 8042 ax-mulcl 8043 ax-addcom 8045 ax-addass 8047 ax-distr 8049 ax-i2m1 8050 ax-0lt1 8051 ax-0id 8053 ax-rnegex 8054 ax-cnre 8056 ax-pre-ltirr 8057 ax-pre-ltwlin 8058 ax-pre-lttrn 8059 ax-pre-ltadd 8061 |
| This theorem depends on definitions: df-bi 117 df-dc 837 df-3or 982 df-3an 983 df-tru 1376 df-fal 1379 df-nf 1485 df-sb 1787 df-eu 2058 df-mo 2059 df-clab 2193 df-cleq 2199 df-clel 2202 df-nfc 2338 df-ne 2378 df-nel 2473 df-ral 2490 df-rex 2491 df-reu 2492 df-rab 2494 df-v 2775 df-sbc 3003 df-csb 3098 df-dif 3172 df-un 3174 df-in 3176 df-ss 3183 df-if 3576 df-pw 3623 df-sn 3644 df-pr 3645 df-op 3647 df-uni 3857 df-int 3892 df-br 4052 df-opab 4114 df-mpt 4115 df-id 4348 df-xp 4689 df-rel 4690 df-cnv 4691 df-co 4692 df-dm 4693 df-rn 4694 df-res 4695 df-ima 4696 df-iota 5241 df-fun 5282 df-fn 5283 df-f 5284 df-f1 5285 df-f1o 5287 df-fv 5288 df-riota 5912 df-ov 5960 df-oprab 5961 df-mpo 5962 df-recs 6404 df-frec 6490 df-pnf 8129 df-mnf 8130 df-xr 8131 df-ltxr 8132 df-le 8133 df-sub 8265 df-neg 8266 df-inn 9057 df-n0 9316 df-z 9393 df-uz 9669 df-fz 10151 df-seqfrec 10615 df-sumdc 11740 |
| This theorem is referenced by: sumeq2sdv 11756 2sumeq2dv 11757 sumeq12dv 11758 sumeq12rdv 11759 sumfct 11760 fsumf1o 11776 fisumss 11778 fsumsplit 11793 isummulc1 11813 isumdivapc 11814 isumge0 11816 sumsplitdc 11818 fsum2dlemstep 11820 fsumshftm 11831 fisum0diag2 11833 fsummulc1 11835 fsumdivapc 11836 fsumneg 11837 fsumsub 11838 fsum2mul 11839 telfsumo2 11853 fsumparts 11856 hashiun 11864 hash2iun 11865 hash2iun1dif1 11866 binomlem 11869 binom1p 11871 isum1p 11878 arisum 11884 trireciplem 11886 geosergap 11892 geo2sum 11900 mertenslemi1 11921 mertenslem2 11922 mertensabs 11923 efval2 12051 efaddlem 12060 fsumdvds 12228 phisum 12638 pcfac 12748 elply2 15282 elplyd 15288 plyaddlem1 15294 plymullem1 15295 plycjlemc 15307 plyrecj 15310 dvply1 15312 sgmval2 15531 fsumdvdsmul 15538 sgmppw 15539 1sgmprm 15541 perfectlem2 15547 lgsquadlem1 15629 lgsquadlem2 15630 cvgcmp2nlemabs 16112 redcwlpolemeq1 16134 nconstwlpolem0 16143 |
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