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| Mirrors > Home > MPE Home > Th. List > axc4i | Structured version Visualization version GIF version | ||
| Description: Inference version of axc4 2355. (Contributed by NM, 3-Jan-1993.) |
| Ref | Expression |
|---|---|
| axc4i.1 | ⊢ (∀𝑥𝜑 → 𝜓) |
| Ref | Expression |
|---|---|
| axc4i | ⊢ (∀𝑥𝜑 → ∀𝑥𝜓) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | nfa1 2191 | . 2 ⊢ Ⅎ𝑥∀𝑥𝜑 | |
| 2 | axc4i.1 | . 2 ⊢ (∀𝑥𝜑 → 𝜓) | |
| 3 | 1, 2 | alrimi 2253 | 1 ⊢ (∀𝑥𝜑 → ∀𝑥𝜓) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ∀wal 1568 |
| 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 1945 ax-6 2002 ax-7 2043 ax-10 2180 ax-12 2216 |
| This proof depends on definitions: df-bi 210 df-or 862 df-ex 1813 df-nf 1817 |
| This theorem is used by: hbae 2463 hbsb2 2514 hbsb2a 2516 hbsb2e 2518 reu6 3687 ralidm 4476 axunndlem1 10719 axacndlem3 10733 axacndlem5 10735 axacnd 10736 reu6f 35820 bj-nfs1t 37917 bj-hbs1 37939 bj-hbsb2av 37941 bj-hbaeb2 37945 wl-hbae1 38719 frege93 45217 spALT 45462 pm11.57 45634 pm11.59 45636 axc5c4c711toc7 45649 axc11next 45651 hbalg 45798 ax6e2eq 45800 ax6e2eqVD 46149 ichnfimlem 48818 |
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