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| Mirrors > Home > ILE Home > Th. List > sumeq1d | GIF version | ||
| Description: Equality deduction for sum. (Contributed by NM, 1-Nov-2005.) |
| Ref | Expression |
|---|---|
| sumeq1d.1 | ⊢ (𝜑 → 𝐴 = 𝐵) |
| Ref | Expression |
|---|---|
| sumeq1d | ⊢ (𝜑 → Σ𝑘 ∈ 𝐴 𝐶 = Σ𝑘 ∈ 𝐵 𝐶) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | sumeq1d.1 | . 2 ⊢ (𝜑 → 𝐴 = 𝐵) | |
| 2 | sumeq1 12040 | . 2 ⊢ (𝐴 = 𝐵 → Σ𝑘 ∈ 𝐴 𝐶 = Σ𝑘 ∈ 𝐵 𝐶) | |
| 3 | 1, 2 | syl 14 | 1 ⊢ (𝜑 → Σ𝑘 ∈ 𝐴 𝐶 = Σ𝑘 ∈ 𝐵 𝐶) |
| Colors of variables: wff set class |
| Syntax hints: → wi 4 = wceq 1398 Σcsu 12038 |
| 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 717 ax-5 1496 ax-7 1497 ax-gen 1498 ax-ie1 1542 ax-ie2 1543 ax-8 1553 ax-10 1554 ax-11 1555 ax-i12 1556 ax-bndl 1558 ax-4 1559 ax-17 1575 ax-i9 1579 ax-ial 1583 ax-i5r 1584 ax-ext 2214 |
| This theorem depends on definitions: df-bi 117 df-dc 843 df-3an 1007 df-tru 1401 df-nf 1510 df-sb 1812 df-clab 2219 df-cleq 2225 df-clel 2228 df-nfc 2373 df-ral 2525 df-rex 2526 df-v 2815 df-un 3215 df-in 3217 df-ss 3224 df-if 3621 df-sn 3695 df-pr 3696 df-op 3698 df-uni 3915 df-br 4110 df-opab 4172 df-mpt 4173 df-cnv 4757 df-dm 4759 df-rn 4760 df-res 4761 df-iota 5312 df-f 5356 df-f1 5357 df-fo 5358 df-f1o 5359 df-fv 5360 df-ov 6053 df-oprab 6054 df-mpo 6055 df-recs 6536 df-frec 6622 df-seqfrec 10810 df-sumdc 12039 |
| This theorem is referenced by: sumeq12dv 12057 sumeq12rdv 12058 fsumf1o 12076 fisumss 12078 fsumcllem 12085 fsum1 12098 fzosump1 12103 fsump1 12106 fsum2d 12121 fisumcom2 12124 fsumshftm 12131 fisumrev2 12132 telfsumo 12152 telfsum 12154 telfsum2 12155 fsumparts 12156 fsumiun 12163 bcxmas 12175 isumsplit 12177 isum1p 12178 arisum 12184 arisum2 12185 geoserap 12193 geolim 12197 geo2sum2 12201 cvgratnnlemseq 12212 cvgratnnlemsumlt 12214 mertenslemub 12220 mertenslemi1 12221 mertenslem2 12222 mertensabs 12223 efcvgfsum 12353 eftlub 12376 effsumlt 12378 eirraplem 12463 bitsinv1 12648 pcfac 13048 gsumfzfsumlem0 14734 gsumfzfsumlemm 14735 elplyr 15605 plycolemc 15623 dvply2g 15631 cvgcmp2nlemabs 16816 trilpolemeq1 16824 nconstwlpolemgt0 16850 |
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