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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 3778 | . 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 1570 ∈ wcel 2145 Vcvv 3450 [wsbc 3739 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1828 ax-4 1842 ax-5 1943 ax-6 2000 ax-7 2041 ax-8 2147 ax-9 2155 ax-ext 2732 |
| This proof depends on definitions: df-bi 210 df-an 402 df-tru 1573 df-ex 1813 df-sb 2100 df-clab 2739 df-cleq 2752 df-clel 2835 df-sbc 3740 |
| This theorem is used by: sbc2ie 3814 csbie 3882 rexopabb 5506 reuop 6291 tfinds2 7860 soseq 8157 findcard2 9159 ac6sfi 9254 ac6num 10481 fpwwe 10655 nn1suc 12279 wrdind 14791 cjth 15190 fprodser 16036 prmind2 16775 joinlem 18469 meetlem 18483 mndind 18937 isghm 19343 islmod 21048 islindf 22025 fgcl 24104 cfinfil 24119 csdfil 24120 supfil 24121 fin1aufil 24158 quotval 26522 dfconngr1 30668 isconngr 30669 isconngr1 30670 wrdt2ind 33395 bnj62 35230 bnj610 35257 bnj976 35287 bnj106 35377 bnj125 35381 bnj154 35387 bnj155 35388 bnj526 35397 bnj540 35401 bnj591 35420 bnj609 35426 bnj893 35437 bnj1417 35550 poimirlem27 38396 sdclem2 38492 fdc 38495 fdc1 38496 lshpkrlem3 39985 hdmap1fval 42669 hdmapfval 42700 sn-isghm 43519 rabren3dioph 43656 2nn0ind 43786 zindbi 43787 onfrALTlem5 45365 onfrALTlem5VD 45707 reupr 48422 |
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