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| Mirrors > Home > ILE Home > Th. List > rexeqdv | Unicode version | ||
| Description: Equality deduction for restricted existential quantifier. (Contributed by NM, 14-Jan-2007.) |
| Ref | Expression |
|---|---|
| raleq1d.1 |
|
| Ref | Expression |
|---|---|
| rexeqdv |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | raleq1d.1 |
. 2
| |
| 2 | rexeq 2731 |
. 2
| |
| 3 | 1, 2 | syl 14 |
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-tru 1400 df-nf 1509 df-sb 1811 df-cleq 2224 df-clel 2227 df-nfc 2363 df-rex 2516 |
| This theorem is referenced by: rexeqtrdv 2739 rexeqtrrdv 2741 rexeqbidv 2747 rexeqbidva 2749 fnunirn 5907 cbvexfo 5926 fival 7168 nninfwlpoimlemg 7373 nninfwlpoimlemginf 7374 nninfwlpoim 7377 nninfinfwlpo 7378 genipv 7728 exfzdc 10485 infssuzex 10492 nninfdcex 10496 zproddc 12139 ennnfonelemrnh 13036 grppropd 13599 dvdsrpropdg 14160 znunit 14672 cnpfval 14918 plyval 15455 uhgrvtxedgiedgb 15993 wlkvtxedg 16213 |
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