Metamath Proof Explorer |
< Previous
Next >
Nearby theorems |
||
Mirrors > Home > MPE Home > Th. List > nfnae | Structured version Visualization version GIF version |
Description: All variables are effectively bound in a distinct variable specifier. (Contributed by Mario Carneiro, 11-Aug-2016.) |
Ref | Expression |
---|---|
nfnae | ⊢ Ⅎ𝑧 ¬ ∀𝑥 𝑥 = 𝑦 |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | nfae 2304 | . 2 ⊢ Ⅎ𝑧∀𝑥 𝑥 = 𝑦 | |
2 | 1 | nfn 1768 | 1 ⊢ Ⅎ𝑧 ¬ ∀𝑥 𝑥 = 𝑦 |
Colors of variables: wff setvar class |
Syntax hints: ¬ wn 3 ∀wal 1473 Ⅎwnf 1699 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1713 ax-4 1728 ax-5 1827 ax-6 1875 ax-7 1922 ax-10 2006 ax-11 2021 ax-12 2034 ax-13 2234 |
This theorem depends on definitions: df-bi 196 df-or 384 df-an 385 df-tru 1478 df-ex 1696 df-nf 1701 |
This theorem is referenced by: nfald2 2319 dvelimf 2322 sbequ6 2376 nfsb4t 2377 sbco2 2403 sbco3 2405 sb9 2414 2ax6elem 2437 sbal1 2448 sbal2 2449 axbnd 2589 nfabd2 2770 ralcom2 3083 dfid3 4954 nfriotad 6519 axextnd 9292 axrepndlem1 9293 axrepndlem2 9294 axrepnd 9295 axunndlem1 9296 axunnd 9297 axpowndlem2 9299 axpowndlem3 9300 axpowndlem4 9301 axpownd 9302 axregndlem2 9304 axregnd 9305 axinfndlem1 9306 axinfnd 9307 axacndlem4 9311 axacndlem5 9312 axacnd 9313 axextdist 30949 axext4dist 30950 distel 30953 bj-axc14nf 32031 wl-cbvalnaed 32498 wl-2sb6d 32520 wl-sbalnae 32524 wl-mo2df 32531 wl-mo2tf 32532 wl-eudf 32533 wl-eutf 32534 wl-euequ1f 32535 ax6e2ndeq 37796 ax6e2ndeqVD 38167 |
Copyright terms: Public domain | W3C validator |