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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 3769 | . 2 ⊢ (𝐴 ∈ V → ([𝐴 / 𝑥]𝜑 ↔ 𝜓)) |
| 4 | 1, 3 | ax-mp 5 | 1 ⊢ ([𝐴 / 𝑥]𝜑 ↔ 𝜓) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ↔ wb 206 = wceq 1542 ∈ wcel 2114 Vcvv 3430 [wsbc 3729 |
| 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 1912 ax-6 1969 ax-7 2010 ax-8 2116 ax-9 2124 ax-ext 2709 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-tru 1545 df-ex 1782 df-sb 2069 df-clab 2716 df-cleq 2729 df-clel 2812 df-sbc 3730 |
| This theorem is referenced by: sbc2ie 3805 csbie 3873 rexopabb 5476 reuop 6251 tfinds2 7808 soseq 8102 findcard2 9092 ac6sfi 9187 ac6num 10392 fpwwe 10560 nn1suc 12187 wrdind 14675 cjth 15056 fprodser 15905 prmind2 16645 joinlem 18338 meetlem 18352 mndind 18787 isghm 19181 isghmOLD 19182 islmod 20850 islindf 21802 fgcl 23853 cfinfil 23868 csdfil 23869 supfil 23870 fin1aufil 23907 quotval 26269 dfconngr1 30273 isconngr 30274 isconngr1 30275 wrdt2ind 33028 bnj62 34879 bnj610 34906 bnj976 34936 bnj106 35026 bnj125 35030 bnj154 35036 bnj155 35037 bnj526 35046 bnj540 35050 bnj591 35069 bnj609 35075 bnj893 35086 bnj1417 35199 poimirlem27 37982 sdclem2 38077 fdc 38080 fdc1 38081 lshpkrlem3 39572 hdmap1fval 42256 hdmapfval 42287 sn-isghm 43120 rabren3dioph 43261 2nn0ind 43391 zindbi 43392 onfrALTlem5 44987 onfrALTlem5VD 45329 reupr 47994 |
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