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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 3451 [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 2733 |
| This proof depends on definitions: df-bi 210 df-an 402 df-tru 1573 df-ex 1813 df-sb 2100 df-clab 2740 df-cleq 2753 df-clel 2836 df-sbc 3740 |
| This theorem is used by: sbc2ie 3814 csbie 3882 rexopabb 5502 reuop 6295 tfinds2 7873 soseq 8169 findcard2 9173 ac6sfi 9268 ac6num 10550 fpwwe 10724 nn1suc 12350 wrdind 14864 cjth 15263 fprodser 16109 prmind2 16853 joinlem 18548 meetlem 18562 mndind 19017 isghm 19423 islmod 21132 islindf 22111 fgcl 24190 cfinfil 24205 csdfil 24206 supfil 24207 fin1aufil 24244 quotval 26606 dfconngr1 30782 isconngr 30783 isconngr1 30784 wrdt2ind 33509 bnj62 35344 bnj610 35371 bnj976 35401 bnj106 35491 bnj125 35495 bnj154 35501 bnj155 35502 bnj526 35511 bnj540 35515 bnj591 35534 bnj609 35540 bnj893 35551 bnj1417 35664 poimirlem27 38545 sdclem2 38656 fdc 38659 fdc1 38660 lshpkrlem3 40149 hdmap1fval 42833 hdmapfval 42864 sn-isghm 43664 rabren3dioph 43801 2nn0ind 43931 zindbi 43932 onfrALTlem5 45510 onfrALTlem5VD 45852 reupr 48573 |
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