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| Mirrors > Home > MPE Home > Th. List > axc4i | Structured version Visualization version GIF version | ||
| Description: Inference version of axc4 2351. (Contributed by NM, 3-Jan-1993.) |
| Ref | Expression |
|---|---|
| axc4i.1 | ⊢ (∀𝑥𝜑 → 𝜓) |
| Ref | Expression |
|---|---|
| axc4i | ⊢ (∀𝑥𝜑 → ∀𝑥𝜓) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | nfa1 2187 | . 2 ⊢ Ⅎ𝑥∀𝑥𝜑 | |
| 2 | axc4i.1 | . 2 ⊢ (∀𝑥𝜑 → 𝜓) | |
| 3 | 1, 2 | alrimi 2249 | 1 ⊢ (∀𝑥𝜑 → ∀𝑥𝜓) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ∀wal 1567 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1827 ax-4 1841 ax-5 1942 ax-6 1999 ax-7 2040 ax-10 2177 ax-12 2212 |
| This proof depends on definitions: df-bi 210 df-or 862 df-ex 1812 df-nf 1816 |
| This theorem is used by: hbae 2460 hbsb2 2511 hbsb2a 2513 hbsb2e 2515 reu6 3683 ralidm 4472 axunndlem1 10684 axacndlem3 10698 axacndlem5 10700 axacnd 10701 reu6f 35756 bj-nfs1t 37795 bj-hbs1 37817 bj-hbsb2av 37819 bj-hbaeb2 37823 wl-hbae1 38545 frege93 45050 spALT 45295 pm11.57 45467 pm11.59 45469 axc5c4c711toc7 45482 axc11next 45484 hbalg 45632 ax6e2eq 45634 ax6e2eqVD 45983 ichnfimlem 48639 |
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