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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 3758 | . 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 209 = wceq 1538 ∈ wcel 2111 Vcvv 3441 [wsbc 3720 |
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-12 2175 ax-ext 2770 |
This theorem depends on definitions: df-bi 210 df-an 400 df-or 845 df-3an 1086 df-ex 1782 df-nf 1786 df-sb 2070 df-clab 2777 df-cleq 2791 df-clel 2870 df-v 3443 df-sbc 3721 |
This theorem is referenced by: rexopabb 5380 reuop 6112 tfinds2 7558 findcard2 8742 ac6sfi 8746 ac6num 9890 fpwwe 10057 nn1suc 11647 wrdind 14075 cjth 14454 fprodser 15295 prmind2 16019 joinlem 17613 meetlem 17627 mndind 17984 isghm 18350 islmod 19631 islindf 20501 fgcl 22483 cfinfil 22498 csdfil 22499 supfil 22500 fin1aufil 22537 quotval 24888 dfconngr1 27973 isconngr 27974 isconngr1 27975 wrdt2ind 30653 bnj62 32100 bnj610 32128 bnj976 32159 bnj106 32250 bnj125 32254 bnj154 32260 bnj155 32261 bnj526 32270 bnj540 32274 bnj591 32293 bnj609 32299 bnj893 32310 bnj1417 32423 soseq 33209 poimirlem27 35084 sdclem2 35180 fdc 35183 fdc1 35184 lshpkrlem3 36408 hdmap1fval 39092 hdmapfval 39123 rabren3dioph 39756 2nn0ind 39886 zindbi 39887 onfrALTlem5 41248 onfrALTlem5VD 41591 reupr 44039 |
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