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Mirrors > Home > MPE Home > Th. List > 19.21bi | Structured version Visualization version GIF version |
Description: Inference form of 19.21 2205 and also deduction form of sp 2180. (Contributed by NM, 26-May-1993.) |
Ref | Expression |
---|---|
19.21bi.1 | ⊢ (𝜑 → ∀𝑥𝜓) |
Ref | Expression |
---|---|
19.21bi | ⊢ (𝜑 → 𝜓) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | 19.21bi.1 | . 2 ⊢ (𝜑 → ∀𝑥𝜓) | |
2 | sp 2180 | . 2 ⊢ (∀𝑥𝜓 → 𝜓) | |
3 | 1, 2 | syl 17 | 1 ⊢ (𝜑 → 𝜓) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ∀wal 1536 |
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-12 2175 |
This theorem depends on definitions: df-bi 210 df-ex 1782 |
This theorem is referenced by: 19.21bbi 2187 axc7e 2326 eqeq1dALT 2801 eleq2dALT 2876 nfeqd 2965 sselOLD 3909 pocl 5445 funmo 6340 funun 6370 fununi 6399 findcard 8741 findcard2 8742 axpowndlem4 10011 axregndlem2 10014 axinfnd 10017 prcdnq 10404 dfrtrcl2 14413 relexpindlem 14414 bnj1379 32212 bnj1052 32357 bnj1118 32366 bnj1154 32381 bnj1280 32402 dftrcl3 40421 dfrtrcl3 40434 vk15.4j 41234 hbimpg 41260 |
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