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Mirrors > Home > MPE Home > Th. List > rspcsbela | Structured version Visualization version GIF version |
Description: Special case related to rspsbc 3484. (Contributed by NM, 10-Dec-2005.) (Proof shortened by Eric Schmidt, 17-Jan-2007.) |
Ref | Expression |
---|---|
rspcsbela | ⊢ ((𝐴 ∈ 𝐵 ∧ ∀𝑥 ∈ 𝐵 𝐶 ∈ 𝐷) → ⦋𝐴 / 𝑥⦌𝐶 ∈ 𝐷) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | rspsbc 3484 | . . 3 ⊢ (𝐴 ∈ 𝐵 → (∀𝑥 ∈ 𝐵 𝐶 ∈ 𝐷 → [𝐴 / 𝑥]𝐶 ∈ 𝐷)) | |
2 | sbcel1g 3939 | . . 3 ⊢ (𝐴 ∈ 𝐵 → ([𝐴 / 𝑥]𝐶 ∈ 𝐷 ↔ ⦋𝐴 / 𝑥⦌𝐶 ∈ 𝐷)) | |
3 | 1, 2 | sylibd 228 | . 2 ⊢ (𝐴 ∈ 𝐵 → (∀𝑥 ∈ 𝐵 𝐶 ∈ 𝐷 → ⦋𝐴 / 𝑥⦌𝐶 ∈ 𝐷)) |
4 | 3 | imp 444 | 1 ⊢ ((𝐴 ∈ 𝐵 ∧ ∀𝑥 ∈ 𝐵 𝐶 ∈ 𝐷) → ⦋𝐴 / 𝑥⦌𝐶 ∈ 𝐷) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ∧ wa 383 ∈ wcel 1977 ∀wral 2896 [wsbc 3402 ⦋csb 3499 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1713 ax-4 1728 ax-5 1827 ax-6 1875 ax-7 1922 ax-10 2006 ax-11 2021 ax-12 2034 ax-13 2234 ax-ext 2590 |
This theorem depends on definitions: df-bi 196 df-or 384 df-an 385 df-tru 1478 df-fal 1481 df-ex 1696 df-nf 1701 df-sb 1868 df-clab 2597 df-cleq 2603 df-clel 2606 df-nfc 2740 df-ral 2901 df-v 3175 df-sbc 3403 df-csb 3500 df-dif 3543 df-nul 3875 |
This theorem is referenced by: el2mpt2csbcl 7137 mptnn0fsupp 12659 mptnn0fsuppr 12661 fsumzcl2 14316 fsummsnunz 14327 fsumsplitsnun 14328 modfsummodslem1 14365 fprodmodd 14567 sumeven 14948 sumodd 14949 gsummpt1n0 18187 gsummptnn0fz 18205 telgsumfzslem 18208 telgsumfzs 18209 telgsums 18213 mptscmfsupp0 18751 coe1fzgsumdlem 19492 gsummoncoe1 19495 evl1gsumdlem 19541 madugsum 20268 iunmbl2 23132 gsumvsca1 29113 gsumvsca2 29114 esum2dlem 29481 esumiun 29483 iblsplitf 38862 fsummsndifre 40371 fsumsplitsndif 40372 fsummmodsndifre 40373 fsummmodsnunz 40374 |
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