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| Mirrors > Home > ILE Home > Th. List > ralcom | Unicode version | ||
| Description: Commutation of restricted quantifiers. (Contributed by NM, 13-Oct-1999.) (Revised by Mario Carneiro, 14-Oct-2016.) |
| Ref | Expression |
|---|---|
| ralcom |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | nfcv 2374 |
. 2
| |
| 2 | nfcv 2374 |
. 2
| |
| 3 | 1, 2 | ralcomf 2694 |
1
|
| Colors of variables: wff set class |
| Syntax hints: |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-io 716 ax-5 1495 ax-7 1496 ax-gen 1497 ax-ie1 1541 ax-ie2 1542 ax-8 1552 ax-10 1553 ax-11 1554 ax-i12 1555 ax-bndl 1557 ax-4 1558 ax-17 1574 ax-i9 1578 ax-ial 1582 ax-i5r 1583 ax-ext 2213 |
| This theorem depends on definitions: df-bi 117 df-nf 1509 df-sb 1811 df-cleq 2224 df-clel 2227 df-nfc 2363 df-ral 2515 |
| This theorem is referenced by: ralrot3 2698 ralcom4 2825 ssint 3944 issod 4416 reusv3 4557 cnvpom 5279 cnvsom 5280 fununi 5398 isocnv2 5953 dfsmo2 6453 ixpiinm 6893 rexfiuz 11567 isnsg2 13808 opprsubrngg 14244 opprdomnbg 14307 rmodislmodlem 14383 rmodislmod 14384 tgss2 14822 cnmptcom 15041 |
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