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| Description: Binary relation on a restriction. (Contributed by NM, 12-Dec-2006.) |
| Ref | Expression |
|---|---|
| opelres.1 |
|
| Ref | Expression |
|---|---|
| brres |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | opelres.1 |
. . 3
| |
| 2 | 1 | opelres 4983 |
. 2
|
| 3 | df-br 4060 |
. 2
| |
| 4 | df-br 4060 |
. . 3
| |
| 5 | 4 | anbi1i 458 |
. 2
|
| 6 | 2, 3, 5 | 3bitr4i 212 |
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 711 ax-5 1471 ax-7 1472 ax-gen 1473 ax-ie1 1517 ax-ie2 1518 ax-8 1528 ax-10 1529 ax-11 1530 ax-i12 1531 ax-bndl 1533 ax-4 1534 ax-17 1550 ax-i9 1554 ax-ial 1558 ax-i5r 1559 ax-14 2181 ax-ext 2189 ax-sep 4178 ax-pow 4234 ax-pr 4269 |
| This theorem depends on definitions: df-bi 117 df-3an 983 df-tru 1376 df-nf 1485 df-sb 1787 df-clab 2194 df-cleq 2200 df-clel 2203 df-nfc 2339 df-ral 2491 df-rex 2492 df-v 2778 df-un 3178 df-in 3180 df-ss 3187 df-pw 3628 df-sn 3649 df-pr 3650 df-op 3652 df-br 4060 df-opab 4122 df-xp 4699 df-res 4705 |
| This theorem is referenced by: dfres2 5030 dfima2 5043 poirr2 5094 cores 5205 resco 5206 rnco 5208 fnres 5412 fvres 5623 nfunsn 5634 1stconst 6330 2ndconst 6331 |
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