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Mirrors > Home > MPE Home > Th. List > sbcthdv | Structured version Visualization version GIF version |
Description: Deduction version of sbcth 3788. (Contributed by NM, 30-Nov-2005.) (Proof shortened by Andrew Salmon, 8-Jun-2011.) |
Ref | Expression |
---|---|
sbcthdv.1 | ⊢ (𝜑 → 𝜓) |
Ref | Expression |
---|---|
sbcthdv | ⊢ ((𝜑 ∧ 𝐴 ∈ 𝑉) → [𝐴 / 𝑥]𝜓) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | sbcthdv.1 | . . 3 ⊢ (𝜑 → 𝜓) | |
2 | 1 | alrimiv 1922 | . 2 ⊢ (𝜑 → ∀𝑥𝜓) |
3 | spsbc 3786 | . 2 ⊢ (𝐴 ∈ 𝑉 → (∀𝑥𝜓 → [𝐴 / 𝑥]𝜓)) | |
4 | 2, 3 | mpan9 505 | 1 ⊢ ((𝜑 ∧ 𝐴 ∈ 𝑉) → [𝐴 / 𝑥]𝜓) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ∧ wa 394 ∀wal 1531 ∈ wcel 2098 [wsbc 3773 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1789 ax-4 1803 ax-5 1905 ax-6 1963 ax-7 2003 ax-8 2100 ax-9 2108 ax-ext 2696 |
This theorem depends on definitions: df-bi 206 df-an 395 df-tru 1536 df-ex 1774 df-sb 2060 df-clab 2703 df-cleq 2717 df-clel 2802 df-sbc 3774 |
This theorem is referenced by: (None) |
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