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| Mirrors > Home > MPE Home > Th. List > Mathboxes > setsstrset | Structured version Visualization version GIF version | ||
| Description: Relation between df-sets 17214 and df-strset 37637. Temporary theorem kept during the transition from the former to the latter. (Contributed by BJ, 13-Feb-2022.) |
| Ref | Expression |
|---|---|
| setsstrset | ⊢ ((𝑆 ∈ 𝑉 ∧ 𝐵 ∈ 𝑊) → [𝐵 / 𝐴]struct𝑆 = (𝑆 sSet 〈(𝐴‘ndx), 𝐵〉)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | df-strset 37637 | . 2 ⊢ [𝐵 / 𝐴]struct𝑆 = ((𝑆 ↾ (V ∖ {(𝐴‘ndx)})) ∪ {〈(𝐴‘ndx), 𝐵〉}) | |
| 2 | setsval 17217 | . 2 ⊢ ((𝑆 ∈ 𝑉 ∧ 𝐵 ∈ 𝑊) → (𝑆 sSet 〈(𝐴‘ndx), 𝐵〉) = ((𝑆 ↾ (V ∖ {(𝐴‘ndx)})) ∪ {〈(𝐴‘ndx), 𝐵〉})) | |
| 3 | 1, 2 | eqtr4id 2819 | 1 ⊢ ((𝑆 ∈ 𝑉 ∧ 𝐵 ∈ 𝑊) → [𝐵 / 𝐴]struct𝑆 = (𝑆 sSet 〈(𝐴‘ndx), 𝐵〉)) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ wa 400 = wceq 1563 ∈ wcel 2145 Vcvv 3457 ∖ cdif 3904 ∪ cun 3905 {csn 4585 〈cop 4591 ↾ cres 5654 ‘cfv 6525 (class class class)co 7400 sSet csts 17213 ndxcnx 17243 [cstrset 37636 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1818 ax-4 1832 ax-5 1933 ax-6 1990 ax-7 2031 ax-8 2147 ax-9 2155 ax-10 2178 ax-11 2194 ax-12 2215 ax-ext 2737 ax-sep 5251 ax-pr 5395 ax-un 7722 |
| This theorem depends on definitions: df-bi 210 df-an 401 df-or 861 df-3an 1103 df-tru 1566 df-fal 1576 df-ex 1803 df-nf 1807 df-sb 2094 df-mo 2569 df-eu 2599 df-clab 2744 df-cleq 2757 df-clel 2840 df-nfc 2914 df-ral 3080 df-rex 3090 df-rab 3418 df-v 3459 df-sbc 3748 df-dif 3910 df-un 3912 df-in 3914 df-ss 3924 df-nul 4289 df-if 4484 df-sn 4586 df-pr 4588 df-op 4592 df-uni 4869 df-br 5106 df-opab 5168 df-id 5547 df-xp 5658 df-rel 5659 df-cnv 5660 df-co 5661 df-dm 5662 df-res 5664 df-iota 6481 df-fun 6527 df-fv 6533 df-ov 7403 df-oprab 7404 df-mpo 7405 df-sets 17214 df-strset 37637 |
| This theorem is referenced by: (None) |
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