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| Mirrors > Home > ILE Home > Th. List > spcv | GIF version | ||
| Description: Rule of specialization, using implicit substitution. (Contributed by NM, 22-Jun-1994.) |
| Ref | Expression |
|---|---|
| spcv.1 | ⊢ 𝐴 ∈ V |
| spcv.2 | ⊢ (𝑥 = 𝐴 → (𝜑 ↔ 𝜓)) |
| Ref | Expression |
|---|---|
| spcv | ⊢ (∀𝑥𝜑 → 𝜓) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | spcv.1 | . 2 ⊢ 𝐴 ∈ V | |
| 2 | spcv.2 | . . 3 ⊢ (𝑥 = 𝐴 → (𝜑 ↔ 𝜓)) | |
| 3 | 2 | spcgv 2912 | . 2 ⊢ (𝐴 ∈ V → (∀𝑥𝜑 → 𝜓)) |
| 4 | 1, 3 | ax-mp 5 | 1 ⊢ (∀𝑥𝜑 → 𝜓) |
| Colors of variables: wff set class |
| This proof depends on syntax axioms: → wi 4 ↔ wb 105 ∀wal 1400 = wceq 1402 ∈ wcel 2209 Vcvv 2821 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-io 721 ax-5 1500 ax-7 1501 ax-gen 1502 ax-ie1 1546 ax-ie2 1547 ax-8 1557 ax-10 1558 ax-11 1559 ax-i12 1560 ax-bndl 1562 ax-4 1563 ax-17 1579 ax-i9 1583 ax-ial 1587 ax-i5r 1588 ax-ext 2220 |
| This proof depends on definitions: df-bi 117 df-tru 1405 df-nf 1514 df-sb 1816 df-clab 2225 df-cleq 2231 df-clel 2234 df-nfc 2381 df-v 2823 |
| This theorem is used by: morex 3010 exmidexmid 4335 exmidsssn 4341 exmidel 4344 rext 4357 ontr2exmid 4674 regexmidlem1 4682 reg2exmid 4685 relop 4932 uchoice 6375 disjxp1 6476 rdgtfr 6650 ssfiexmid 7184 ssfiexmidt 7186 domfiexmid 7188 diffitest 7197 findcard 7198 exmidpw2en 7225 fiintim 7244 fisseneq 7248 finomni 7485 exmidomni 7487 exmidlpo 7488 ballotfilem2 13284 exmidunben 13373 ivthreinc 15880 bj-d0clsepcl 17165 bj-inf2vnlem1 17210 subctctexmid 17244 wexmiddiffilem 17257 wexmiddifxy 17260 |
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