| Mathbox for Thierry Arnoux |
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| Mirrors > Home > MPE Home > Th. List > Mathboxes > nfesum1 | Structured version Visualization version GIF version | ||
| Description: Bound-variable hypothesis builder for extended sum. (Contributed by Thierry Arnoux, 19-Oct-2017.) |
| Ref | Expression |
|---|---|
| nfesum1.1 | ⊢ Ⅎ𝑘𝐴 |
| Ref | Expression |
|---|---|
| nfesum1 | ⊢ Ⅎ𝑘Σ*𝑘 ∈ 𝐴𝐵 |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | df-esum 34187 | . 2 ⊢ Σ*𝑘 ∈ 𝐴𝐵 = ∪ ((ℝ*𝑠 ↾s (0[,]+∞)) tsums (𝑘 ∈ 𝐴 ↦ 𝐵)) | |
| 2 | nfcv 2899 | . . . 4 ⊢ Ⅎ𝑘(ℝ*𝑠 ↾s (0[,]+∞)) | |
| 3 | nfcv 2899 | . . . 4 ⊢ Ⅎ𝑘 tsums | |
| 4 | nfmpt1 5198 | . . . 4 ⊢ Ⅎ𝑘(𝑘 ∈ 𝐴 ↦ 𝐵) | |
| 5 | 2, 3, 4 | nfov 7390 | . . 3 ⊢ Ⅎ𝑘((ℝ*𝑠 ↾s (0[,]+∞)) tsums (𝑘 ∈ 𝐴 ↦ 𝐵)) |
| 6 | 5 | nfuni 4871 | . 2 ⊢ Ⅎ𝑘∪ ((ℝ*𝑠 ↾s (0[,]+∞)) tsums (𝑘 ∈ 𝐴 ↦ 𝐵)) |
| 7 | 1, 6 | nfcxfr 2897 | 1 ⊢ Ⅎ𝑘Σ*𝑘 ∈ 𝐴𝐵 |
| Colors of variables: wff setvar class |
| Syntax hints: Ⅎwnfc 2884 ∪ cuni 4864 ↦ cmpt 5180 (class class class)co 7360 0cc0 11030 +∞cpnf 11167 [,]cicc 13268 ↾s cress 17161 ℝ*𝑠cxrs 17425 tsums ctsu 24074 Σ*cesum 34186 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1797 ax-4 1811 ax-5 1912 ax-6 1969 ax-7 2010 ax-8 2116 ax-9 2124 ax-10 2147 ax-11 2163 ax-12 2185 ax-ext 2709 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 849 df-3an 1089 df-tru 1545 df-fal 1555 df-ex 1782 df-nf 1786 df-sb 2069 df-clab 2716 df-cleq 2729 df-clel 2812 df-nfc 2886 df-ral 3053 df-rex 3062 df-rab 3401 df-v 3443 df-dif 3905 df-un 3907 df-ss 3919 df-nul 4287 df-if 4481 df-sn 4582 df-pr 4584 df-op 4588 df-uni 4865 df-br 5100 df-opab 5162 df-mpt 5181 df-iota 6449 df-fv 6501 df-ov 7363 df-esum 34187 |
| This theorem is referenced by: esumfsup 34229 esum2d 34252 oms0 34456 omssubadd 34459 |
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