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Mirrors > Home > MPE Home > Th. List > abssdv | Structured version Visualization version GIF version |
Description: Deduction of abstraction subclass from implication. (Contributed by NM, 20-Jan-2006.) |
Ref | Expression |
---|---|
abssdv.1 | ⊢ (𝜑 → (𝜓 → 𝑥 ∈ 𝐴)) |
Ref | Expression |
---|---|
abssdv | ⊢ (𝜑 → {𝑥 ∣ 𝜓} ⊆ 𝐴) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | abssdv.1 | . . 3 ⊢ (𝜑 → (𝜓 → 𝑥 ∈ 𝐴)) | |
2 | 1 | alrimiv 1928 | . 2 ⊢ (𝜑 → ∀𝑥(𝜓 → 𝑥 ∈ 𝐴)) |
3 | abss 3988 | . 2 ⊢ ({𝑥 ∣ 𝜓} ⊆ 𝐴 ↔ ∀𝑥(𝜓 → 𝑥 ∈ 𝐴)) | |
4 | 2, 3 | sylibr 237 | 1 ⊢ (𝜑 → {𝑥 ∣ 𝜓} ⊆ 𝐴) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ∀wal 1536 ∈ wcel 2111 {cab 2776 ⊆ wss 3881 |
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 1911 ax-6 1970 ax-7 2015 ax-8 2113 ax-9 2121 ax-10 2142 ax-11 2158 ax-12 2175 ax-ext 2770 |
This theorem depends on definitions: df-bi 210 df-an 400 df-or 845 df-tru 1541 df-ex 1782 df-nf 1786 df-sb 2070 df-clab 2777 df-cleq 2791 df-clel 2870 df-nfc 2938 df-v 3443 df-in 3888 df-ss 3898 |
This theorem is referenced by: dfopif 4760 opabssxpd 5753 fmpt 6851 eroprf 8378 cfslb2n 9679 rankcf 10188 genpv 10410 genpdm 10413 fimaxre3 11575 supadd 11596 supmul 11600 hashfacen 13808 hashf1lem1 13809 hashf1lem2 13810 mertenslem2 15233 4sqlem11 16281 lss1d 19728 lspsn 19767 lpval 21744 lpsscls 21746 ptuni2 22181 ptbasfi 22186 prdstopn 22233 xkopt 22260 tgpconncompeqg 22717 metrest 23131 mbfeqalem1 24245 limcfval 24475 nmosetre 28547 nmopsetretALT 29646 nmfnsetre 29660 sigaclcuni 31487 bnj849 32307 deranglem 32526 derangsn 32530 nosupno 33316 nosupbday 33318 liness 33719 mblfinlem3 35096 ismblfin 35098 itg2addnclem 35108 areacirclem2 35146 sdclem2 35180 sdclem1 35181 ismtyval 35238 heibor1lem 35247 heibor1 35248 pmapglbx 37065 eldiophb 39698 hbtlem2 40068 upbdrech 41937 |
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