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| Mirrors > Home > MPE Home > Th. List > sbcie | Structured version Visualization version GIF version | ||
| Description: Conversion of implicit substitution to explicit class substitution. (Contributed by NM, 4-Sep-2004.) |
| Ref | Expression |
|---|---|
| sbcie.1 | ⊢ 𝐴 ∈ V |
| sbcie.2 | ⊢ (𝑥 = 𝐴 → (𝜑 ↔ 𝜓)) |
| Ref | Expression |
|---|---|
| sbcie | ⊢ ([𝐴 / 𝑥]𝜑 ↔ 𝜓) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | sbcie.1 | . 2 ⊢ 𝐴 ∈ V | |
| 2 | sbcie.2 | . . 3 ⊢ (𝑥 = 𝐴 → (𝜑 ↔ 𝜓)) | |
| 3 | 2 | sbcieg 3777 | . 2 ⊢ (𝐴 ∈ V → ([𝐴 / 𝑥]𝜑 ↔ 𝜓)) |
| 4 | 1, 3 | ax-mp 5 | 1 ⊢ ([𝐴 / 𝑥]𝜑 ↔ 𝜓) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ↔ wb 209 = wceq 1569 ∈ wcel 2144 Vcvv 3450 [wsbc 3738 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1827 ax-4 1841 ax-5 1942 ax-6 1999 ax-7 2040 ax-8 2146 ax-9 2154 ax-ext 2732 |
| This proof depends on definitions: df-bi 210 df-an 402 df-tru 1572 df-ex 1812 df-sb 2099 df-clab 2739 df-cleq 2752 df-clel 2835 df-sbc 3739 |
| This theorem is used by: sbc2ie 3813 csbie 3881 rexopabb 5501 reuop 6296 tfinds2 7876 soseq 8179 findcard2 9184 ac6sfi 9279 ac6num 10561 fpwwe 10735 nn1suc 12361 wrdind 14876 cjth 15276 fprodser 16122 prmind2 16866 joinlem 18561 meetlem 18575 mndind 19030 isghm 19436 islmod 21145 islindf 22124 fgcl 24203 cfinfil 24218 csdfil 24219 supfil 24220 fin1aufil 24257 quotval 26619 dfconngr1 30795 isconngr 30796 isconngr1 30797 wrdt2ind 33563 bnj62 35398 bnj610 35425 bnj976 35455 bnj106 35545 bnj125 35549 bnj154 35555 bnj155 35556 bnj526 35565 bnj540 35569 bnj591 35588 bnj609 35594 bnj893 35605 bnj1417 35718 poimirlem27 38659 sdclem2 38770 fdc 38773 fdc1 38774 lshpkrlem3 40263 hdmap1fval 42947 hdmapfval 42978 sn-isghm 43778 rabren3dioph 43916 2nn0ind 44046 zindbi 44047 onfrALTlem5 45619 onfrALTlem5VD 45961 reupr 48698 |
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