| Intuitionistic Logic Explorer |
< Previous
Next >
Nearby theorems |
||
| 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 2623 | . 2 ⊢ (𝜑 → ∀𝑘 ∈ 𝐴 𝐵 = 𝐶) |
| 3 | 2 | sumeq2d 12149 | 1 ⊢ (𝜑 → Σ𝑘 ∈ 𝐴 𝐵 = Σ𝑘 ∈ 𝐴 𝐶) |
| Colors of variables: wff set class |
| This proof depends on syntax axioms: → wi 4 ∧ wa 104 = wceq 1402 ∈ wcel 2209 Σcsu 12135 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-in1 623 ax-in2 624 ax-io 721 ax-5 1500 ax-7 1501 ax-gen 1502 ax-ie1 1546 ax-ie2 1547 ax-8 1557 ax-10 1558 ax-11 1559 ax-i12 1560 ax-bndl 1562 ax-4 1563 ax-17 1579 ax-i9 1583 ax-ial 1587 ax-i5r 1588 ax-14 2212 ax-ext 2220 ax-sep 4249 ax-pow 4311 ax-pr 4346 ax-un 4578 ax-setind 4684 ax-cnex 8270 ax-resscn 8271 ax-1cn 8272 ax-1re 8273 ax-icn 8274 ax-addcl 8275 ax-addrcl 8276 ax-mulcl 8277 ax-addcom 8279 ax-addass 8281 ax-distr 8283 ax-i2m1 8284 ax-0lt1 8285 ax-0id 8287 ax-rnegex 8288 ax-cnre 8290 ax-pre-ltirr 8291 ax-pre-ltwlin 8292 ax-pre-lttrn 8293 ax-pre-ltadd 8295 |
| This proof depends on definitions: df-bi 117 df-dc 847 df-3or 1010 df-3an 1011 df-tru 1405 df-fal 1408 df-nf 1514 df-sb 1816 df-eu 2089 df-mo 2090 df-clab 2225 df-cleq 2231 df-clel 2234 df-nfc 2381 df-ne 2421 df-nel 2516 df-ral 2533 df-rex 2534 df-reu 2535 df-rab 2537 df-v 2823 df-sbc 3052 df-csb 3148 df-dif 3222 df-un 3224 df-in 3226 df-ss 3233 df-if 3639 df-pw 3690 df-sn 3715 df-pr 3716 df-op 3718 df-uni 3936 df-int 3971 df-br 4131 df-opab 4193 df-mpt 4194 df-id 4438 df-xp 4780 df-rel 4781 df-cnv 4782 df-co 4783 df-dm 4784 df-rn 4785 df-res 4786 df-ima 4787 df-iota 5337 df-fun 5379 df-fn 5380 df-f 5381 df-f1 5382 df-f1o 5384 df-fv 5385 df-riota 6038 df-ov 6088 df-oprab 6089 df-mpo 6090 df-recs 6576 df-frec 6662 df-pnf 8362 df-mnf 8363 df-xr 8364 df-ltxr 8365 df-le 8366 df-sub 8500 df-neg 8501 df-inn 9307 df-n0 9568 df-z 9649 df-uz 9931 df-fz 10422 df-seqfrec 10898 df-sumdc 12136 |
| This theorem is used by: sumeq2sdv 12152 2sumeq2dv 12153 sumeq12dv 12154 sumeq12rdv 12155 sumfct 12156 fsumf1o 12173 fisumss 12175 fsumsplit 12190 isummulc1 12210 isumdivapc 12211 isumge0 12213 sumsplitdc 12215 fsum2dlemstep 12217 fsumshftm 12228 fisum0diag2 12230 fsummulc1 12232 fsumdivapc 12233 fsumneg 12234 fsumsub 12235 fsum2mul 12236 telfsumo2 12250 fsumparts 12253 hashiun 12261 hash2iun 12262 hash2iun1dif1 12263 binomlem 12266 binom1p 12268 isum1p 12275 arisum 12281 trireciplem 12283 geosergap 12289 geo2sum 12297 mertenslemi1 12318 mertenslem2 12319 mertensabs 12320 efval2 12448 efaddlem 12457 fsumdvds 12625 phisum 13039 pcfac 13149 elply2 15885 elplyd 15891 plyaddlem1 15897 plymullem1 15898 plycjlemc 15910 plyrecj 15913 dvply1 15915 birthdaylem2 16145 sgmval2 16165 fsumdvdsmul 16186 sgmppw 16187 1sgmprm 16189 perfectlem2 16198 pcbcctr 16201 bposlem2 16210 lgsquadlem1 16294 lgsquadlem2 16295 cvgcmp2nlemabs 17179 redcwlpolemeq1 17202 nconstwlpolem0 17211 |
| Copyright terms: Public domain | W3C validator |